{"title":"BMW","description":"\u003cp\u003eQHCE catbacks for the BMW lineup — F30 \/ F32 \/ F36 340i and 440i, G20 \/ G22 M340i \/ M440i, G30 530i \/ 540i, F80 \/ F82 \/ F83 M3 \/ M4, G80 \/ G82 M3 \/ M4. B58, S55, S58 — we cover the bench.\u003c\/p\u003e","products":[{"product_id":"bmw-540i-g30-catback","title":"QHCE 540i Catback — BMW G30 530i \/ 540i (B58)","description":"\u003cdiv class=\"qhce-prod\"\u003e\n\u003cp class=\"qhce-prod-intro\"\u003eThe G30 is the most polished 5-Series ever built. The B58 under the hood is criminally muted from the factory. This catback fixes that.\u003c\/p\u003e\n\u003cdiv class=\"qhce-prod-spec-block\"\u003e\n\u003ch3\u003eFITMENT\u003c\/h3\u003e\n\u003ctable class=\"qhce-prod-table\"\u003e\n\u003ctr\u003e\n\u003cth\u003eChassis\u003c\/th\u003e\n\u003ctd\u003eG30 (sedan), G31 (touring, EU)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eYears\u003c\/th\u003e\n\u003ctd\u003e2017 – 2024\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eEngine\u003c\/th\u003e\n\u003ctd\u003eB58B30M1 \/ B58B30O1 — 3.0L inline-six turbo\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTrims\u003c\/th\u003e\n\u003ctd\u003e530i, 540i, 540i xDrive\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMid-pipe flange\u003c\/th\u003e\n\u003ctd\u003eOEM, 3-bolt — bolt-on, no cutting\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"qhce-prod-spec-block\"\u003e\n\u003ch3\u003eSOUND PROFILE\u003c\/h3\u003e\n\u003cp\u003eB58 with the valves open is one of the best-sounding inline-sixes ever made. Closed: subtle deepening over stock, civil at cruise. Open: factory-supercar growl on cold starts, gear-shift cracks on WOT, throttle-blip burble on lift.\u003c\/p\u003e\n\u003cdiv class=\"qhce-prod-sound\"\u003e\n\u003cdiv class=\"qhce-prod-sound-row\"\u003e\n\u003cspan class=\"qhce-prod-sound-label\"\u003eSTOCK OEM\u003c\/span\u003e\u003cdiv class=\"qhce-prod-sound-bar\"\u003e\u003cdiv class=\"qhce-prod-sound-fill\" style=\"width:40%;background:#666\"\u003e\u003c\/div\u003e\u003c\/div\u003e\n\u003cspan class=\"qhce-prod-sound-val\"\u003e~75 dB\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"qhce-prod-sound-row\"\u003e\n\u003cspan class=\"qhce-prod-sound-label\"\u003eVALVES CLOSED\u003c\/span\u003e\u003cdiv class=\"qhce-prod-sound-bar\"\u003e\u003cdiv class=\"qhce-prod-sound-fill\" style=\"width:50%;background:#888\"\u003e\u003c\/div\u003e\u003c\/div\u003e\n\u003cspan class=\"qhce-prod-sound-val\"\u003e~80 dB\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"qhce-prod-sound-row\"\u003e\n\u003cspan class=\"qhce-prod-sound-label\"\u003eVALVES OPEN\u003c\/span\u003e\u003cdiv class=\"qhce-prod-sound-bar\"\u003e\u003cdiv class=\"qhce-prod-sound-fill\" style=\"width:88%;background:#C8102E\"\u003e\u003c\/div\u003e\u003c\/div\u003e\n\u003cspan class=\"qhce-prod-sound-val\"\u003e~95 dB\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cp class=\"qhce-prod-sound-note\"\u003eMeasured at 50 ft, idle, ambient temp. Highway WOT 5-10 dB higher.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"qhce-prod-spec-block\"\u003e\n\u003ch3\u003eMATERIAL SPECS\u003c\/h3\u003e\n\u003cul class=\"qhce-prod-list\"\u003e\n\u003cli\u003e\n\u003cstrong\u003ePipes:\u003c\/strong\u003e 304 stainless steel, 1.5mm wall thickness\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWelds:\u003c\/strong\u003e TIG-welded, back-purged for OEM-grade finish\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMuffler chamber:\u003c\/strong\u003e Multi-stage with electronic valve actuator\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTips:\u003c\/strong\u003e Carbon fiber wrapped, 304 stainless inner, QHCE laser-engraved\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeat shielding:\u003c\/strong\u003e Spot-welded stainless wrap on the muffler section\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"qhce-prod-spec-block\"\u003e\n\u003ch3\u003eWHAT’S IN THE BOX\u003c\/h3\u003e\n\u003cul class=\"qhce-prod-list\"\u003e\n\u003cli\u003eFull catback assembly (mid-pipe + muffler + tailpipes)\u003c\/li\u003e\n\u003cli\u003ePre-installed electronic valve actuators\u003c\/li\u003e\n\u003cli\u003eWireless remote (glovebox-friendly fob)\u003c\/li\u003e\n\u003cli\u003eKey-chain switch (keyring-sized)\u003c\/li\u003e\n\u003cli\u003eIn-cabin controller (3M-mountable)\u003c\/li\u003e\n\u003cli\u003eAll OEM-spec hardware + gaskets + clamps\u003c\/li\u003e\n\u003cli\u003ePrinted installation guide (also linked digitally)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"qhce-prod-spec-block\"\u003e\n\u003ch3\u003eINSTALLATION\u003c\/h3\u003e\n\u003cp\u003e2-3 hours in a home garage with a floor jack and stands. 45 minutes on a lift. Standard hand tools — no welding, no cutting, no tuning. New gaskets and OEM-spec clamps are included in the kit.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"qhce-prod-spec-block\"\u003e\n\u003ch3\u003eSHIPPING \u0026amp; LEAD TIME\u003c\/h3\u003e\n\u003ctable class=\"qhce-prod-table\"\u003e\n\u003ctr\u003e\n\u003cth\u003eProduction\u003c\/th\u003e\n\u003ctd\u003e~7 business days — every kit is built-to-order, TIG-welded and QC'd before it leaves the floor.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eFreight\u003c\/th\u003e\n\u003ctd\u003e4–5 business days, continental US, fully insured + tracked.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTotal time to door\u003c\/th\u003e\n\u003ctd\u003eRoughly 2.5 weeks from checkout to delivery.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eShipping cost\u003c\/th\u003e\n\u003ctd\u003eFree on orders $1,000+ in the continental US. AK \/ HI \/ international quoted at checkout.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eNotes\u003c\/th\u003e\n\u003ctd\u003eYou'll get a tracking number the moment the kit ships. Any production delays are flagged in writing the same day.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"qhce-prod-spec-block\"\u003e\n\u003ch3\u003eWARRANTY\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eLifetime structural warranty\u003c\/strong\u003e on the pipes — cracks, weld failures, rust-through, we cover it. \u003cstrong\u003e2 years\u003c\/strong\u003e on the electronic valve actuators and remote system. \u003cstrong\u003e90 days\u003c\/strong\u003e on cosmetic finish (carbon fiber tips and laser engraving).\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cp class=\"qhce-prod-legal\"\u003eFor off-road \/ track use only. Not legal for highway use in all 50 states. Buyer assumes responsibility for compliance with local emissions and noise regulations.\u003c\/p\u003e\n\u003c\/div\u003e\u003cstyle\u003e\n.qhce-prod{font-family:var(--font-body--family);color:#e6e6e6;line-height:1.6;font-size:1rem}\n.qhce-prod-intro{font-size:1.15rem;line-height:1.5;color:#fff;border-left:3px solid #C8102E;padding-left:18px;margin:0 0 32px 0;font-weight:400}\n.qhce-prod-spec-block{margin:0 0 36px 0}\n.qhce-prod h3{font-family:var(--font-heading--family);font-size:1.2rem;letter-spacing:0.08em;text-transform:uppercase;color:#fff;margin:0 0 14px 0;padding-bottom:6px;border-bottom:2px solid #C8102E;display:inline-block}\n.qhce-prod-table{width:100%;border-collapse:collapse;margin:8px 0 0 0}\n.qhce-prod-table th{font-family:var(--font-heading--family);font-size:0.85rem;letter-spacing:0.08em;text-transform:uppercase;color:#999;text-align:left;padding:10px 12px 10px 0;border-bottom:1px solid #ffffff14;width:35%;font-weight:400;vertical-align:top}\n.qhce-prod-table td{padding:10px 0;border-bottom:1px solid #ffffff14;color:#fff;font-size:0.95rem}\n.qhce-prod-list{padding:0;margin:8px 0 0 0;list-style:none}\n.qhce-prod-list li{padding:8px 0 8px 24px;position:relative;font-size:0.95rem;color:#cccccc}\n.qhce-prod-list li::before{content:\"\";position:absolute;left:0;top:14px;width:6px;height:6px;background:#C8102E;transform:rotate(45deg)}\n.qhce-prod-list strong{color:#fff;font-weight:600}\n.qhce-prod-sound{margin:16px 0 0 0;padding:18px;background:#141414;border-left:2px solid #C8102E}\n.qhce-prod-sound-row{display:grid;grid-template-columns:140px 1fr 70px;gap:12px;align-items:center;padding:6px 0}\n.qhce-prod-sound-label{font-family:var(--font-heading--family);font-size:0.75rem;letter-spacing:0.1em;text-transform:uppercase;color:#999}\n.qhce-prod-sound-bar{height:8px;background:#0a0a0a;overflow:hidden}\n.qhce-prod-sound-fill{height:100%}\n.qhce-prod-sound-val{font-family:var(--font-heading--family);font-size:0.85rem;color:#fff;text-align:right;letter-spacing:0.05em}\n.qhce-prod-sound-note{font-size:0.8rem;color:#666;margin:12px 0 0 0}\n.qhce-prod-legal{margin:32px 0 0 0;padding:14px 16px;background:#141414;border:1px solid #ffffff14;font-size:0.8rem;color:#999;letter-spacing:0.02em}\n@media (max-width:640px){.qhce-prod-sound-row{grid-template-columns:1fr;gap:4px;padding:10px 0}.qhce-prod-sound-bar{height:6px}}\n\u003c\/style\u003e","brand":"QHCE","offers":[{"title":"Default Title","offer_id":46861573193916,"sku":"QHCE-540I-G30","price":1200.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0774\/8904\/5692\/files\/01_main_ed8621e2-6056-4c9b-90bb-6793b628657f.jpg?v=1781362100"},{"product_id":"bmw-m340i-m440i-g20-g22-catback","title":"QHCE M340i \/ M440i Catback — G20 \/ G22 (B58)","description":"\u003cdiv class=\"qhce-prod\"\u003e\n\u003cp class=\"qhce-prod-intro\"\u003eThe M340i and M440i G20\/G22 with the B58 already sound great. We just take the volume and personality up a few notches without breaking the OEM character.\u003c\/p\u003e\n\u003cdiv class=\"qhce-prod-spec-block\"\u003e\n\u003ch3\u003eFITMENT\u003c\/h3\u003e\n\u003ctable class=\"qhce-prod-table\"\u003e\n\u003ctr\u003e\n\u003cth\u003eChassis\u003c\/th\u003e\n\u003ctd\u003eG20 (M340i sedan), G22 (M440i coupe), G23 (cab)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eYears\u003c\/th\u003e\n\u003ctd\u003e2019 – 2024\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eEngine\u003c\/th\u003e\n\u003ctd\u003eB58B30M1 — 3.0L inline-six turbo, 382 hp\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTrims\u003c\/th\u003e\n\u003ctd\u003eM340i \/ M340i xDrive \/ M440i \/ M440i xDrive\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMid-pipe flange\u003c\/th\u003e\n\u003ctd\u003eOEM 3-bolt — direct bolt-on\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"qhce-prod-spec-block\"\u003e\n\u003ch3\u003eSOUND PROFILE\u003c\/h3\u003e\n\u003cp\u003eB58 in M-trim cars already does a real exhaust note. Closed: barely louder than stock at idle, smoother cruise. Open: snarling six-cylinder voice, crackle on lift, hard pops on every up-shift in Sport+.\u003c\/p\u003e\n\u003cdiv class=\"qhce-prod-sound\"\u003e\n\u003cdiv class=\"qhce-prod-sound-row\"\u003e\n\u003cspan class=\"qhce-prod-sound-label\"\u003eSTOCK OEM\u003c\/span\u003e\u003cdiv class=\"qhce-prod-sound-bar\"\u003e\u003cdiv class=\"qhce-prod-sound-fill\" style=\"width:40%;background:#666\"\u003e\u003c\/div\u003e\u003c\/div\u003e\n\u003cspan class=\"qhce-prod-sound-val\"\u003e~75 dB\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"qhce-prod-sound-row\"\u003e\n\u003cspan class=\"qhce-prod-sound-label\"\u003eVALVES CLOSED\u003c\/span\u003e\u003cdiv class=\"qhce-prod-sound-bar\"\u003e\u003cdiv class=\"qhce-prod-sound-fill\" style=\"width:50%;background:#888\"\u003e\u003c\/div\u003e\u003c\/div\u003e\n\u003cspan class=\"qhce-prod-sound-val\"\u003e~80 dB\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"qhce-prod-sound-row\"\u003e\n\u003cspan class=\"qhce-prod-sound-label\"\u003eVALVES OPEN\u003c\/span\u003e\u003cdiv class=\"qhce-prod-sound-bar\"\u003e\u003cdiv class=\"qhce-prod-sound-fill\" style=\"width:88%;background:#C8102E\"\u003e\u003c\/div\u003e\u003c\/div\u003e\n\u003cspan class=\"qhce-prod-sound-val\"\u003e~95 dB\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cp class=\"qhce-prod-sound-note\"\u003eMeasured at 50 ft, idle, ambient temp. Highway WOT 5-10 dB higher.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"qhce-prod-spec-block\"\u003e\n\u003ch3\u003eMATERIAL SPECS\u003c\/h3\u003e\n\u003cul class=\"qhce-prod-list\"\u003e\n\u003cli\u003e\n\u003cstrong\u003ePipes:\u003c\/strong\u003e 304 stainless steel, 1.5mm wall thickness\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWelds:\u003c\/strong\u003e TIG-welded, back-purged for OEM-grade finish\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMuffler chamber:\u003c\/strong\u003e Multi-stage with electronic valve actuator\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTips:\u003c\/strong\u003e Carbon fiber wrapped, 304 stainless inner, QHCE laser-engraved\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeat shielding:\u003c\/strong\u003e Spot-welded stainless wrap on the muffler section\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"qhce-prod-spec-block\"\u003e\n\u003ch3\u003eWHAT’S IN THE BOX\u003c\/h3\u003e\n\u003cul class=\"qhce-prod-list\"\u003e\n\u003cli\u003eFull catback assembly (mid-pipe + muffler + tailpipes)\u003c\/li\u003e\n\u003cli\u003ePre-installed electronic valve actuators\u003c\/li\u003e\n\u003cli\u003eWireless remote (glovebox-friendly fob)\u003c\/li\u003e\n\u003cli\u003eKey-chain switch (keyring-sized)\u003c\/li\u003e\n\u003cli\u003eIn-cabin controller (3M-mountable)\u003c\/li\u003e\n\u003cli\u003eAll OEM-spec hardware + gaskets + clamps\u003c\/li\u003e\n\u003cli\u003ePrinted installation guide (also linked digitally)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"qhce-prod-spec-block\"\u003e\n\u003ch3\u003eINSTALLATION\u003c\/h3\u003e\n\u003cp\u003e2-3 hours in a home garage with a floor jack and stands. 45 minutes on a lift. Standard hand tools — no welding, no cutting, no tuning. New gaskets and OEM-spec clamps are included in the kit.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"qhce-prod-spec-block\"\u003e\n\u003ch3\u003eSHIPPING \u0026amp; LEAD TIME\u003c\/h3\u003e\n\u003ctable class=\"qhce-prod-table\"\u003e\n\u003ctr\u003e\n\u003cth\u003eProduction\u003c\/th\u003e\n\u003ctd\u003e~7 business days — every kit is built-to-order, TIG-welded and QC'd before it leaves the floor.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eFreight\u003c\/th\u003e\n\u003ctd\u003e4–5 business days, continental US, fully insured + tracked.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTotal time to door\u003c\/th\u003e\n\u003ctd\u003eRoughly 2.5 weeks from checkout to delivery.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eShipping cost\u003c\/th\u003e\n\u003ctd\u003eFree on orders $1,000+ in the continental US. AK \/ HI \/ international quoted at checkout.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eNotes\u003c\/th\u003e\n\u003ctd\u003eYou'll get a tracking number the moment the kit ships. Any production delays are flagged in writing the same day.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"qhce-prod-spec-block\"\u003e\n\u003ch3\u003eWARRANTY\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eLifetime structural warranty\u003c\/strong\u003e on the pipes — cracks, weld failures, rust-through, we cover it. \u003cstrong\u003e2 years\u003c\/strong\u003e on the electronic valve actuators and remote system. \u003cstrong\u003e90 days\u003c\/strong\u003e on cosmetic finish (carbon fiber tips and laser engraving).\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cp class=\"qhce-prod-legal\"\u003eFor off-road \/ track use only. Not legal for highway use in all 50 states. Buyer assumes responsibility for compliance with local emissions and noise regulations.\u003c\/p\u003e\n\u003c\/div\u003e\u003cstyle\u003e\n.qhce-prod{font-family:var(--font-body--family);color:#e6e6e6;line-height:1.6;font-size:1rem}\n.qhce-prod-intro{font-size:1.15rem;line-height:1.5;color:#fff;border-left:3px solid #C8102E;padding-left:18px;margin:0 0 32px 0;font-weight:400}\n.qhce-prod-spec-block{margin:0 0 36px 0}\n.qhce-prod h3{font-family:var(--font-heading--family);font-size:1.2rem;letter-spacing:0.08em;text-transform:uppercase;color:#fff;margin:0 0 14px 0;padding-bottom:6px;border-bottom:2px solid #C8102E;display:inline-block}\n.qhce-prod-table{width:100%;border-collapse:collapse;margin:8px 0 0 0}\n.qhce-prod-table th{font-family:var(--font-heading--family);font-size:0.85rem;letter-spacing:0.08em;text-transform:uppercase;color:#999;text-align:left;padding:10px 12px 10px 0;border-bottom:1px solid #ffffff14;width:35%;font-weight:400;vertical-align:top}\n.qhce-prod-table td{padding:10px 0;border-bottom:1px solid #ffffff14;color:#fff;font-size:0.95rem}\n.qhce-prod-list{padding:0;margin:8px 0 0 0;list-style:none}\n.qhce-prod-list li{padding:8px 0 8px 24px;position:relative;font-size:0.95rem;color:#cccccc}\n.qhce-prod-list li::before{content:\"\";position:absolute;left:0;top:14px;width:6px;height:6px;background:#C8102E;transform:rotate(45deg)}\n.qhce-prod-list strong{color:#fff;font-weight:600}\n.qhce-prod-sound{margin:16px 0 0 0;padding:18px;background:#141414;border-left:2px solid #C8102E}\n.qhce-prod-sound-row{display:grid;grid-template-columns:140px 1fr 70px;gap:12px;align-items:center;padding:6px 0}\n.qhce-prod-sound-label{font-family:var(--font-heading--family);font-size:0.75rem;letter-spacing:0.1em;text-transform:uppercase;color:#999}\n.qhce-prod-sound-bar{height:8px;background:#0a0a0a;overflow:hidden}\n.qhce-prod-sound-fill{height:100%}\n.qhce-prod-sound-val{font-family:var(--font-heading--family);font-size:0.85rem;color:#fff;text-align:right;letter-spacing:0.05em}\n.qhce-prod-sound-note{font-size:0.8rem;color:#666;margin:12px 0 0 0}\n.qhce-prod-legal{margin:32px 0 0 0;padding:14px 16px;background:#141414;border:1px solid #ffffff14;font-size:0.8rem;color:#999;letter-spacing:0.02em}\n@media (max-width:640px){.qhce-prod-sound-row{grid-template-columns:1fr;gap:4px;padding:10px 0}.qhce-prod-sound-bar{height:6px}}\n\u003c\/style\u003e","brand":"QHCE","offers":[{"title":"Default Title","offer_id":46861573226684,"sku":"QHCE-M340I-M440I","price":1200.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0774\/8904\/5692\/files\/01_main_0ae5c5c4-eea2-45a4-9f59-d3b54149c068.jpg?v=1780481133"},{"product_id":"bmw-340i-440i-f30-f32-catback","title":"QHCE 340i \/ 440i Catback — F30 \/ F32 \/ F36 (B58 \u0026 N55)","description":"\u003cdiv class=\"qhce-prod\"\u003e\n\u003cp class=\"qhce-prod-intro\"\u003eThe F-chassis 3-Series with B58 (340i) and N55 (340i \/ 440i early) are factory-muted sleepers. This catback wakes them up to match the M-car siblings.\u003c\/p\u003e\n\u003cdiv class=\"qhce-prod-spec-block\"\u003e\n\u003ch3\u003eFITMENT\u003c\/h3\u003e\n\u003ctable class=\"qhce-prod-table\"\u003e\n\u003ctr\u003e\n\u003cth\u003eChassis\u003c\/th\u003e\n\u003ctd\u003eF30 (sedan), F32 (coupe), F36 (Gran Coupe)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eYears\u003c\/th\u003e\n\u003ctd\u003e2013 – 2020\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eEngines\u003c\/th\u003e\n\u003ctd\u003eB58B30M1 (2016+ 340i) \/ N55B30 (2013-2015 335i, 2014-2016 435i, 2014-2018 440i)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTrims\u003c\/th\u003e\n\u003ctd\u003e340i, 340i xDrive, 440i, 440i xDrive\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMid-pipe flange\u003c\/th\u003e\n\u003ctd\u003eOEM 3-bolt — fits both B58 and N55 with no adapter\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"qhce-prod-spec-block\"\u003e\n\u003ch3\u003eSOUND PROFILE\u003c\/h3\u003e\n\u003cp\u003eF-chassis cars have the room for the exhaust to breathe more than the newer G-chassis. Closed: meaningful step up from stock. Open: snarls hard on cold start, sustained low growl on highway, factory-M-style burble on overrun.\u003c\/p\u003e\n\u003cdiv class=\"qhce-prod-sound\"\u003e\n\u003cdiv class=\"qhce-prod-sound-row\"\u003e\n\u003cspan class=\"qhce-prod-sound-label\"\u003eSTOCK OEM\u003c\/span\u003e\u003cdiv class=\"qhce-prod-sound-bar\"\u003e\u003cdiv class=\"qhce-prod-sound-fill\" style=\"width:40%;background:#666\"\u003e\u003c\/div\u003e\u003c\/div\u003e\n\u003cspan class=\"qhce-prod-sound-val\"\u003e~75 dB\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"qhce-prod-sound-row\"\u003e\n\u003cspan class=\"qhce-prod-sound-label\"\u003eVALVES CLOSED\u003c\/span\u003e\u003cdiv class=\"qhce-prod-sound-bar\"\u003e\u003cdiv class=\"qhce-prod-sound-fill\" style=\"width:50%;background:#888\"\u003e\u003c\/div\u003e\u003c\/div\u003e\n\u003cspan class=\"qhce-prod-sound-val\"\u003e~80 dB\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"qhce-prod-sound-row\"\u003e\n\u003cspan class=\"qhce-prod-sound-label\"\u003eVALVES OPEN\u003c\/span\u003e\u003cdiv class=\"qhce-prod-sound-bar\"\u003e\u003cdiv class=\"qhce-prod-sound-fill\" style=\"width:88%;background:#C8102E\"\u003e\u003c\/div\u003e\u003c\/div\u003e\n\u003cspan class=\"qhce-prod-sound-val\"\u003e~95 dB\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cp class=\"qhce-prod-sound-note\"\u003eMeasured at 50 ft, idle, ambient temp. Highway WOT 5-10 dB higher.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"qhce-prod-spec-block\"\u003e\n\u003ch3\u003eMATERIAL SPECS\u003c\/h3\u003e\n\u003cul class=\"qhce-prod-list\"\u003e\n\u003cli\u003e\n\u003cstrong\u003ePipes:\u003c\/strong\u003e 304 stainless steel, 1.5mm wall thickness\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWelds:\u003c\/strong\u003e TIG-welded, back-purged for OEM-grade finish\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMuffler chamber:\u003c\/strong\u003e Multi-stage with electronic valve actuator\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTips:\u003c\/strong\u003e Carbon fiber wrapped, 304 stainless inner, QHCE laser-engraved\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeat shielding:\u003c\/strong\u003e Spot-welded stainless wrap on the muffler section\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"qhce-prod-spec-block\"\u003e\n\u003ch3\u003eWHAT’S IN THE BOX\u003c\/h3\u003e\n\u003cul class=\"qhce-prod-list\"\u003e\n\u003cli\u003eFull catback assembly (mid-pipe + muffler + tailpipes)\u003c\/li\u003e\n\u003cli\u003ePre-installed electronic valve actuators\u003c\/li\u003e\n\u003cli\u003eWireless remote (glovebox-friendly fob)\u003c\/li\u003e\n\u003cli\u003eKey-chain switch (keyring-sized)\u003c\/li\u003e\n\u003cli\u003eIn-cabin controller (3M-mountable)\u003c\/li\u003e\n\u003cli\u003eAll OEM-spec hardware + gaskets + clamps\u003c\/li\u003e\n\u003cli\u003ePrinted installation guide (also linked digitally)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"qhce-prod-spec-block\"\u003e\n\u003ch3\u003eINSTALLATION\u003c\/h3\u003e\n\u003cp\u003e2-3 hours in a home garage with a floor jack and stands. 45 minutes on a lift. Standard hand tools — no welding, no cutting, no tuning. New gaskets and OEM-spec clamps are included in the kit.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"qhce-prod-spec-block\"\u003e\n\u003ch3\u003eSHIPPING \u0026amp; LEAD TIME\u003c\/h3\u003e\n\u003ctable class=\"qhce-prod-table\"\u003e\n\u003ctr\u003e\n\u003cth\u003eProduction\u003c\/th\u003e\n\u003ctd\u003e~7 business days — every kit is built-to-order, TIG-welded and QC'd before it leaves the floor.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eFreight\u003c\/th\u003e\n\u003ctd\u003e4–5 business days, continental US, fully insured + tracked.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTotal time to door\u003c\/th\u003e\n\u003ctd\u003eRoughly 2.5 weeks from checkout to delivery.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eShipping cost\u003c\/th\u003e\n\u003ctd\u003eFree on orders $1,000+ in the continental US. AK \/ HI \/ international quoted at checkout.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eNotes\u003c\/th\u003e\n\u003ctd\u003eYou'll get a tracking number the moment the kit ships. Any production delays are flagged in writing the same day.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"qhce-prod-spec-block\"\u003e\n\u003ch3\u003eWARRANTY\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eLifetime structural warranty\u003c\/strong\u003e on the pipes — cracks, weld failures, rust-through, we cover it. \u003cstrong\u003e2 years\u003c\/strong\u003e on the electronic valve actuators and remote system. \u003cstrong\u003e90 days\u003c\/strong\u003e on cosmetic finish (carbon fiber tips and laser engraving).\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cp class=\"qhce-prod-legal\"\u003eFor off-road \/ track use only. Not legal for highway use in all 50 states. Buyer assumes responsibility for compliance with local emissions and noise regulations.\u003c\/p\u003e\n\u003c\/div\u003e\u003cstyle\u003e\n.qhce-prod{font-family:var(--font-body--family);color:#e6e6e6;line-height:1.6;font-size:1rem}\n.qhce-prod-intro{font-size:1.15rem;line-height:1.5;color:#fff;border-left:3px solid #C8102E;padding-left:18px;margin:0 0 32px 0;font-weight:400}\n.qhce-prod-spec-block{margin:0 0 36px 0}\n.qhce-prod h3{font-family:var(--font-heading--family);font-size:1.2rem;letter-spacing:0.08em;text-transform:uppercase;color:#fff;margin:0 0 14px 0;padding-bottom:6px;border-bottom:2px solid #C8102E;display:inline-block}\n.qhce-prod-table{width:100%;border-collapse:collapse;margin:8px 0 0 0}\n.qhce-prod-table th{font-family:var(--font-heading--family);font-size:0.85rem;letter-spacing:0.08em;text-transform:uppercase;color:#999;text-align:left;padding:10px 12px 10px 0;border-bottom:1px solid #ffffff14;width:35%;font-weight:400;vertical-align:top}\n.qhce-prod-table td{padding:10px 0;border-bottom:1px solid #ffffff14;color:#fff;font-size:0.95rem}\n.qhce-prod-list{padding:0;margin:8px 0 0 0;list-style:none}\n.qhce-prod-list li{padding:8px 0 8px 24px;position:relative;font-size:0.95rem;color:#cccccc}\n.qhce-prod-list li::before{content:\"\";position:absolute;left:0;top:14px;width:6px;height:6px;background:#C8102E;transform:rotate(45deg)}\n.qhce-prod-list strong{color:#fff;font-weight:600}\n.qhce-prod-sound{margin:16px 0 0 0;padding:18px;background:#141414;border-left:2px solid #C8102E}\n.qhce-prod-sound-row{display:grid;grid-template-columns:140px 1fr 70px;gap:12px;align-items:center;padding:6px 0}\n.qhce-prod-sound-label{font-family:var(--font-heading--family);font-size:0.75rem;letter-spacing:0.1em;text-transform:uppercase;color:#999}\n.qhce-prod-sound-bar{height:8px;background:#0a0a0a;overflow:hidden}\n.qhce-prod-sound-fill{height:100%}\n.qhce-prod-sound-val{font-family:var(--font-heading--family);font-size:0.85rem;color:#fff;text-align:right;letter-spacing:0.05em}\n.qhce-prod-sound-note{font-size:0.8rem;color:#666;margin:12px 0 0 0}\n.qhce-prod-legal{margin:32px 0 0 0;padding:14px 16px;background:#141414;border:1px solid #ffffff14;font-size:0.8rem;color:#999;letter-spacing:0.02em}\n@media (max-width:640px){.qhce-prod-sound-row{grid-template-columns:1fr;gap:4px;padding:10px 0}.qhce-prod-sound-bar{height:6px}}\n\u003c\/style\u003e","brand":"QHCE","offers":[{"title":"Default Title","offer_id":46861573259452,"sku":"QHCE-340I-440I-F","price":1200.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0774\/8904\/5692\/files\/01_main_7b744d22-4092-4964-ad1c-2f1513af4def.jpg?v=1781362044"},{"product_id":"bmw-m3-m4-g80-g82-catback","title":"QHCE M3 \/ M4 Catback — G80 \/ G82 (S58)","description":"\u003cdiv class=\"qhce-prod\"\u003e\n\u003cp class=\"qhce-prod-intro\"\u003eS58 in the G80\/G82 is the meanest inline-six BMW ever built. We let it speak.\u003c\/p\u003e\n\u003cdiv class=\"qhce-prod-spec-block\"\u003e\n\u003ch3\u003eFITMENT\u003c\/h3\u003e\n\u003ctable class=\"qhce-prod-table\"\u003e\n\u003ctr\u003e\n\u003cth\u003eChassis\u003c\/th\u003e\n\u003ctd\u003eG80 (M3 sedan), G82 (M4 coupe), G83 (cab)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eYears\u003c\/th\u003e\n\u003ctd\u003e2021 – 2024\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eEngine\u003c\/th\u003e\n\u003ctd\u003eS58B30T0 — 3.0L twin-turbo, 473 \/ 503 hp\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTrims\u003c\/th\u003e\n\u003ctd\u003eM3, M3 Competition, M4, M4 Competition, xDrive\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMid-pipe flange\u003c\/th\u003e\n\u003ctd\u003eOEM 3-bolt — bolt-on\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"qhce-prod-spec-block\"\u003e\n\u003ch3\u003eSOUND PROFILE\u003c\/h3\u003e\n\u003cp\u003eReal M-car sound. Closed: barely louder than OEM, civil cruise. Open: aggressive low burble at idle, savage WOT bark, factory-style upshift crackle in Sport+, deep down-shift rev-match.\u003c\/p\u003e\n\u003cdiv class=\"qhce-prod-sound\"\u003e\n\u003cdiv class=\"qhce-prod-sound-row\"\u003e\n\u003cspan class=\"qhce-prod-sound-label\"\u003eSTOCK OEM\u003c\/span\u003e\u003cdiv class=\"qhce-prod-sound-bar\"\u003e\u003cdiv class=\"qhce-prod-sound-fill\" style=\"width:40%;background:#666\"\u003e\u003c\/div\u003e\u003c\/div\u003e\n\u003cspan class=\"qhce-prod-sound-val\"\u003e~75 dB\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"qhce-prod-sound-row\"\u003e\n\u003cspan class=\"qhce-prod-sound-label\"\u003eVALVES CLOSED\u003c\/span\u003e\u003cdiv class=\"qhce-prod-sound-bar\"\u003e\u003cdiv class=\"qhce-prod-sound-fill\" style=\"width:50%;background:#888\"\u003e\u003c\/div\u003e\u003c\/div\u003e\n\u003cspan class=\"qhce-prod-sound-val\"\u003e~80 dB\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"qhce-prod-sound-row\"\u003e\n\u003cspan class=\"qhce-prod-sound-label\"\u003eVALVES OPEN\u003c\/span\u003e\u003cdiv class=\"qhce-prod-sound-bar\"\u003e\u003cdiv class=\"qhce-prod-sound-fill\" style=\"width:88%;background:#C8102E\"\u003e\u003c\/div\u003e\u003c\/div\u003e\n\u003cspan class=\"qhce-prod-sound-val\"\u003e~95 dB\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cp class=\"qhce-prod-sound-note\"\u003eMeasured at 50 ft, idle, ambient temp. Highway WOT 5-10 dB higher.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"qhce-prod-spec-block\"\u003e\n\u003ch3\u003eMATERIAL SPECS\u003c\/h3\u003e\n\u003cul class=\"qhce-prod-list\"\u003e\n\u003cli\u003e\n\u003cstrong\u003ePipes:\u003c\/strong\u003e 304 stainless steel, 1.5mm wall thickness\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWelds:\u003c\/strong\u003e TIG-welded, back-purged for OEM-grade finish\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMuffler chamber:\u003c\/strong\u003e Multi-stage with electronic valve actuator\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTips:\u003c\/strong\u003e Carbon fiber wrapped, 304 stainless inner, QHCE laser-engraved\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeat shielding:\u003c\/strong\u003e Spot-welded stainless wrap on the muffler section\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"qhce-prod-spec-block\"\u003e\n\u003ch3\u003eWHAT’S IN THE BOX\u003c\/h3\u003e\n\u003cul class=\"qhce-prod-list\"\u003e\n\u003cli\u003eFull catback assembly (mid-pipe + muffler + tailpipes)\u003c\/li\u003e\n\u003cli\u003ePre-installed electronic valve actuators\u003c\/li\u003e\n\u003cli\u003eWireless remote (glovebox-friendly fob)\u003c\/li\u003e\n\u003cli\u003eKey-chain switch (keyring-sized)\u003c\/li\u003e\n\u003cli\u003eIn-cabin controller (3M-mountable)\u003c\/li\u003e\n\u003cli\u003eAll OEM-spec hardware + gaskets + clamps\u003c\/li\u003e\n\u003cli\u003ePrinted installation guide (also linked digitally)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"qhce-prod-spec-block\"\u003e\n\u003ch3\u003eINSTALLATION\u003c\/h3\u003e\n\u003cp\u003e2-3 hours in a home garage with a floor jack and stands. 45 minutes on a lift. Standard hand tools — no welding, no cutting, no tuning. New gaskets and OEM-spec clamps are included in the kit.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"qhce-prod-spec-block\"\u003e\n\u003ch3\u003eSHIPPING \u0026amp; LEAD TIME\u003c\/h3\u003e\n\u003ctable class=\"qhce-prod-table\"\u003e\n\u003ctr\u003e\n\u003cth\u003eProduction\u003c\/th\u003e\n\u003ctd\u003e~7 business days — every kit is built-to-order, TIG-welded and QC'd before it leaves the floor.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eFreight\u003c\/th\u003e\n\u003ctd\u003e4–5 business days, continental US, fully insured + tracked.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTotal time to door\u003c\/th\u003e\n\u003ctd\u003eRoughly 2.5 weeks from checkout to delivery.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eShipping cost\u003c\/th\u003e\n\u003ctd\u003eFree on orders $1,000+ in the continental US. AK \/ HI \/ international quoted at checkout.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eNotes\u003c\/th\u003e\n\u003ctd\u003eYou'll get a tracking number the moment the kit ships. Any production delays are flagged in writing the same day.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"qhce-prod-spec-block\"\u003e\n\u003ch3\u003eWARRANTY\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eLifetime structural warranty\u003c\/strong\u003e on the pipes — cracks, weld failures, rust-through, we cover it. \u003cstrong\u003e2 years\u003c\/strong\u003e on the electronic valve actuators and remote system. \u003cstrong\u003e90 days\u003c\/strong\u003e on cosmetic finish (carbon fiber tips and laser engraving).\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cp class=\"qhce-prod-legal\"\u003eFor off-road \/ track use only. Not legal for highway use in all 50 states. Buyer assumes responsibility for compliance with local emissions and noise regulations.\u003c\/p\u003e\n\u003c\/div\u003e\u003cstyle\u003e\n.qhce-prod{font-family:var(--font-body--family);color:#e6e6e6;line-height:1.6;font-size:1rem}\n.qhce-prod-intro{font-size:1.15rem;line-height:1.5;color:#fff;border-left:3px solid #C8102E;padding-left:18px;margin:0 0 32px 0;font-weight:400}\n.qhce-prod-spec-block{margin:0 0 36px 0}\n.qhce-prod h3{font-family:var(--font-heading--family);font-size:1.2rem;letter-spacing:0.08em;text-transform:uppercase;color:#fff;margin:0 0 14px 0;padding-bottom:6px;border-bottom:2px solid #C8102E;display:inline-block}\n.qhce-prod-table{width:100%;border-collapse:collapse;margin:8px 0 0 0}\n.qhce-prod-table th{font-family:var(--font-heading--family);font-size:0.85rem;letter-spacing:0.08em;text-transform:uppercase;color:#999;text-align:left;padding:10px 12px 10px 0;border-bottom:1px solid #ffffff14;width:35%;font-weight:400;vertical-align:top}\n.qhce-prod-table td{padding:10px 0;border-bottom:1px solid #ffffff14;color:#fff;font-size:0.95rem}\n.qhce-prod-list{padding:0;margin:8px 0 0 0;list-style:none}\n.qhce-prod-list li{padding:8px 0 8px 24px;position:relative;font-size:0.95rem;color:#cccccc}\n.qhce-prod-list li::before{content:\"\";position:absolute;left:0;top:14px;width:6px;height:6px;background:#C8102E;transform:rotate(45deg)}\n.qhce-prod-list strong{color:#fff;font-weight:600}\n.qhce-prod-sound{margin:16px 0 0 0;padding:18px;background:#141414;border-left:2px solid #C8102E}\n.qhce-prod-sound-row{display:grid;grid-template-columns:140px 1fr 70px;gap:12px;align-items:center;padding:6px 0}\n.qhce-prod-sound-label{font-family:var(--font-heading--family);font-size:0.75rem;letter-spacing:0.1em;text-transform:uppercase;color:#999}\n.qhce-prod-sound-bar{height:8px;background:#0a0a0a;overflow:hidden}\n.qhce-prod-sound-fill{height:100%}\n.qhce-prod-sound-val{font-family:var(--font-heading--family);font-size:0.85rem;color:#fff;text-align:right;letter-spacing:0.05em}\n.qhce-prod-sound-note{font-size:0.8rem;color:#666;margin:12px 0 0 0}\n.qhce-prod-legal{margin:32px 0 0 0;padding:14px 16px;background:#141414;border:1px solid #ffffff14;font-size:0.8rem;color:#999;letter-spacing:0.02em}\n@media (max-width:640px){.qhce-prod-sound-row{grid-template-columns:1fr;gap:4px;padding:10px 0}.qhce-prod-sound-bar{height:6px}}\n\u003c\/style\u003e","brand":"QHCE","offers":[{"title":"Default Title","offer_id":46861573292220,"sku":"QHCE-M3-M4-G","price":1200.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0774\/8904\/5692\/files\/01_main_9c3730db-4a59-45df-ba6d-56850bc82938.jpg?v=1780826008"},{"product_id":"bmw-m3-m4-f80-f82-catback","title":"QHCE M3 \/ M4 Catback — F80 \/ F82 \/ F83 (S55)","description":"\u003cdiv class=\"qhce-prod\"\u003e\n\u003cp class=\"qhce-prod-intro\"\u003eF80 M3 \/ F82 M4 with the S55 is a classic — they sound mean but BMW kept them tame from the factory. This catback uncorks the personality.\u003c\/p\u003e\n\u003cdiv class=\"qhce-prod-spec-block\"\u003e\n\u003ch3\u003eFITMENT\u003c\/h3\u003e\n\u003ctable class=\"qhce-prod-table\"\u003e\n\u003ctr\u003e\n\u003cth\u003eChassis\u003c\/th\u003e\n\u003ctd\u003eF80 (M3 sedan), F82 (M4 coupe), F83 (cab)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eYears\u003c\/th\u003e\n\u003ctd\u003e2014 – 2020\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eEngine\u003c\/th\u003e\n\u003ctd\u003eS55B30 — 3.0L twin-turbo, 425 \/ 444 hp (CS)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTrims\u003c\/th\u003e\n\u003ctd\u003eM3, M3 Competition, M3 CS, M4, M4 Competition, M4 CS, M4 GTS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMid-pipe flange\u003c\/th\u003e\n\u003ctd\u003eOEM 3-bolt — direct bolt-on\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"qhce-prod-spec-block\"\u003e\n\u003ch3\u003eSOUND PROFILE\u003c\/h3\u003e\n\u003cp\u003eS55 has a unique voice — slightly metallic, hard-edged inline-six. Closed: meaningful deeper note than stock at idle, controlled cruise. Open: snarling top-end, popping shifts, deep WOT growl, full character.\u003c\/p\u003e\n\u003cdiv class=\"qhce-prod-sound\"\u003e\n\u003cdiv class=\"qhce-prod-sound-row\"\u003e\n\u003cspan class=\"qhce-prod-sound-label\"\u003eSTOCK OEM\u003c\/span\u003e\u003cdiv class=\"qhce-prod-sound-bar\"\u003e\u003cdiv class=\"qhce-prod-sound-fill\" style=\"width:40%;background:#666\"\u003e\u003c\/div\u003e\u003c\/div\u003e\n\u003cspan class=\"qhce-prod-sound-val\"\u003e~75 dB\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"qhce-prod-sound-row\"\u003e\n\u003cspan class=\"qhce-prod-sound-label\"\u003eVALVES CLOSED\u003c\/span\u003e\u003cdiv class=\"qhce-prod-sound-bar\"\u003e\u003cdiv class=\"qhce-prod-sound-fill\" style=\"width:50%;background:#888\"\u003e\u003c\/div\u003e\u003c\/div\u003e\n\u003cspan class=\"qhce-prod-sound-val\"\u003e~80 dB\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"qhce-prod-sound-row\"\u003e\n\u003cspan class=\"qhce-prod-sound-label\"\u003eVALVES OPEN\u003c\/span\u003e\u003cdiv class=\"qhce-prod-sound-bar\"\u003e\u003cdiv class=\"qhce-prod-sound-fill\" style=\"width:88%;background:#C8102E\"\u003e\u003c\/div\u003e\u003c\/div\u003e\n\u003cspan class=\"qhce-prod-sound-val\"\u003e~95 dB\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cp class=\"qhce-prod-sound-note\"\u003eMeasured at 50 ft, idle, ambient temp. Highway WOT 5-10 dB higher.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"qhce-prod-spec-block\"\u003e\n\u003ch3\u003eMATERIAL SPECS\u003c\/h3\u003e\n\u003cul class=\"qhce-prod-list\"\u003e\n\u003cli\u003e\n\u003cstrong\u003ePipes:\u003c\/strong\u003e 304 stainless steel, 1.5mm wall thickness\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWelds:\u003c\/strong\u003e TIG-welded, back-purged for OEM-grade finish\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMuffler chamber:\u003c\/strong\u003e Multi-stage with electronic valve actuator\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTips:\u003c\/strong\u003e Carbon fiber wrapped, 304 stainless inner, QHCE laser-engraved\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeat shielding:\u003c\/strong\u003e Spot-welded stainless wrap on the muffler section\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"qhce-prod-spec-block\"\u003e\n\u003ch3\u003eWHAT’S IN THE BOX\u003c\/h3\u003e\n\u003cul class=\"qhce-prod-list\"\u003e\n\u003cli\u003eFull catback assembly (mid-pipe + muffler + tailpipes)\u003c\/li\u003e\n\u003cli\u003ePre-installed electronic valve actuators\u003c\/li\u003e\n\u003cli\u003eWireless remote (glovebox-friendly fob)\u003c\/li\u003e\n\u003cli\u003eKey-chain switch (keyring-sized)\u003c\/li\u003e\n\u003cli\u003eIn-cabin controller (3M-mountable)\u003c\/li\u003e\n\u003cli\u003eAll OEM-spec hardware + gaskets + clamps\u003c\/li\u003e\n\u003cli\u003ePrinted installation guide (also linked digitally)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"qhce-prod-spec-block\"\u003e\n\u003ch3\u003eINSTALLATION\u003c\/h3\u003e\n\u003cp\u003e2-3 hours in a home garage with a floor jack and stands. 45 minutes on a lift. Standard hand tools — no welding, no cutting, no tuning. New gaskets and OEM-spec clamps are included in the kit.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"qhce-prod-spec-block\"\u003e\n\u003ch3\u003eSHIPPING \u0026amp; LEAD TIME\u003c\/h3\u003e\n\u003ctable class=\"qhce-prod-table\"\u003e\n\u003ctr\u003e\n\u003cth\u003eProduction\u003c\/th\u003e\n\u003ctd\u003e~7 business days — every kit is built-to-order, TIG-welded and QC'd before it leaves the floor.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eFreight\u003c\/th\u003e\n\u003ctd\u003e4–5 business days, continental US, fully insured + tracked.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTotal time to door\u003c\/th\u003e\n\u003ctd\u003eRoughly 2.5 weeks from checkout to delivery.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eShipping cost\u003c\/th\u003e\n\u003ctd\u003eFree on orders $1,000+ in the continental US. AK \/ HI \/ international quoted at checkout.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eNotes\u003c\/th\u003e\n\u003ctd\u003eYou'll get a tracking number the moment the kit ships. Any production delays are flagged in writing the same day.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"qhce-prod-spec-block\"\u003e\n\u003ch3\u003eWARRANTY\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eLifetime structural warranty\u003c\/strong\u003e on the pipes — cracks, weld failures, rust-through, we cover it. \u003cstrong\u003e2 years\u003c\/strong\u003e on the electronic valve actuators and remote system. \u003cstrong\u003e90 days\u003c\/strong\u003e on cosmetic finish (carbon fiber tips and laser engraving).\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cp class=\"qhce-prod-legal\"\u003eFor off-road \/ track use only. Not legal for highway use in all 50 states. Buyer assumes responsibility for compliance with local emissions and noise regulations.\u003c\/p\u003e\n\u003c\/div\u003e\u003cstyle\u003e\n.qhce-prod{font-family:var(--font-body--family);color:#e6e6e6;line-height:1.6;font-size:1rem}\n.qhce-prod-intro{font-size:1.15rem;line-height:1.5;color:#fff;border-left:3px solid #C8102E;padding-left:18px;margin:0 0 32px 0;font-weight:400}\n.qhce-prod-spec-block{margin:0 0 36px 0}\n.qhce-prod h3{font-family:var(--font-heading--family);font-size:1.2rem;letter-spacing:0.08em;text-transform:uppercase;color:#fff;margin:0 0 14px 0;padding-bottom:6px;border-bottom:2px solid #C8102E;display:inline-block}\n.qhce-prod-table{width:100%;border-collapse:collapse;margin:8px 0 0 0}\n.qhce-prod-table th{font-family:var(--font-heading--family);font-size:0.85rem;letter-spacing:0.08em;text-transform:uppercase;color:#999;text-align:left;padding:10px 12px 10px 0;border-bottom:1px solid #ffffff14;width:35%;font-weight:400;vertical-align:top}\n.qhce-prod-table td{padding:10px 0;border-bottom:1px solid #ffffff14;color:#fff;font-size:0.95rem}\n.qhce-prod-list{padding:0;margin:8px 0 0 0;list-style:none}\n.qhce-prod-list li{padding:8px 0 8px 24px;position:relative;font-size:0.95rem;color:#cccccc}\n.qhce-prod-list li::before{content:\"\";position:absolute;left:0;top:14px;width:6px;height:6px;background:#C8102E;transform:rotate(45deg)}\n.qhce-prod-list strong{color:#fff;font-weight:600}\n.qhce-prod-sound{margin:16px 0 0 0;padding:18px;background:#141414;border-left:2px solid #C8102E}\n.qhce-prod-sound-row{display:grid;grid-template-columns:140px 1fr 70px;gap:12px;align-items:center;padding:6px 0}\n.qhce-prod-sound-label{font-family:var(--font-heading--family);font-size:0.75rem;letter-spacing:0.1em;text-transform:uppercase;color:#999}\n.qhce-prod-sound-bar{height:8px;background:#0a0a0a;overflow:hidden}\n.qhce-prod-sound-fill{height:100%}\n.qhce-prod-sound-val{font-family:var(--font-heading--family);font-size:0.85rem;color:#fff;text-align:right;letter-spacing:0.05em}\n.qhce-prod-sound-note{font-size:0.8rem;color:#666;margin:12px 0 0 0}\n.qhce-prod-legal{margin:32px 0 0 0;padding:14px 16px;background:#141414;border:1px solid #ffffff14;font-size:0.8rem;color:#999;letter-spacing:0.02em}\n@media (max-width:640px){.qhce-prod-sound-row{grid-template-columns:1fr;gap:4px;padding:10px 0}.qhce-prod-sound-bar{height:6px}}\n\u003c\/style\u003e","brand":"QHCE","offers":[{"title":"Carbon Fiber \/ Stainless","offer_id":46861573324988,"sku":"QHCE-M3-M4-F-CFS","price":1200.0,"currency_code":"USD","in_stock":true},{"title":"Carbon Fiber \/ Gloss Black","offer_id":47118227308732,"sku":"QHCE-M3-M4-F-CFB","price":1200.0,"currency_code":"USD","in_stock":true},{"title":"Carbon Fiber \/ Gold","offer_id":47118227341500,"sku":"QHCE-M3-M4-F-CFG","price":1200.0,"currency_code":"USD","in_stock":true},{"title":"Full Stainless Steel","offer_id":47118227374268,"sku":"QHCE-M3-M4-F-SS","price":1200.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0774\/8904\/5692\/files\/qhce-f80-carbonai-hero.jpg?v=1783982688"},{"product_id":"bmw-m240i-g42-catback","title":"QHCE M240i Catback — BMW M240i \/ 230i (G42, B58)","description":"\u003cdiv class=\"qhce-prod\"\u003e\n\u003cp class=\"qhce-prod-intro\"\u003eThe G42 M240i wakes up with one mod — and this is it. B58 turbo whistle through forged carbon tips, decel pop on every downshift, OEM-quiet when you need it.\u003c\/p\u003e\n\u003cdiv class=\"qhce-prod-spec-block\"\u003e\n\u003ch3\u003eFITMENT\u003c\/h3\u003e\n\u003ctable class=\"qhce-prod-table\"\u003e\n\u003ctr\u003e\n\u003cth\u003eChassis\u003c\/th\u003e\n\u003ctd\u003eG42 (2 Series Coupe, 2022+)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eYears\u003c\/th\u003e\n\u003ctd\u003e2022 – 2024\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eEngine\u003c\/th\u003e\n\u003ctd\u003e3.0L turbo inline-six (B58B30M1)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTrims\u003c\/th\u003e\n\u003ctd\u003eM240i xDrive, 230i (with adapter)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMid-pipe flange\u003c\/th\u003e\n\u003ctd\u003eOEM, bolt-on — no cutting, no welding\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"qhce-prod-spec-block\"\u003e\n\u003ch3\u003eSOUND PROFILE\u003c\/h3\u003e\n\u003cp\u003eClosed: civilized daily. Open: full B58 turbo whistle with decel crackle from 4,500 RPM up.\u003c\/p\u003e\n\u003cdiv class=\"qhce-prod-sound\"\u003e\n\u003cdiv class=\"qhce-prod-sound-row\"\u003e\n\u003cspan class=\"qhce-prod-sound-label\"\u003eSTOCK OEM\u003c\/span\u003e\u003cdiv class=\"qhce-prod-sound-bar\"\u003e\u003cdiv class=\"qhce-prod-sound-fill\" style=\"width:55%;background:#666\"\u003e\u003c\/div\u003e\u003c\/div\u003e\n\u003cspan class=\"qhce-prod-sound-val\"\u003e~82 dB\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"qhce-prod-sound-row\"\u003e\n\u003cspan class=\"qhce-prod-sound-label\"\u003eVALVES CLOSED\u003c\/span\u003e\u003cdiv class=\"qhce-prod-sound-bar\"\u003e\u003cdiv class=\"qhce-prod-sound-fill\" style=\"width:62%;background:#888\"\u003e\u003c\/div\u003e\u003c\/div\u003e\n\u003cspan class=\"qhce-prod-sound-val\"\u003e~88 dB\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"qhce-prod-sound-row\"\u003e\n\u003cspan class=\"qhce-prod-sound-label\"\u003eVALVES OPEN\u003c\/span\u003e\u003cdiv class=\"qhce-prod-sound-bar\"\u003e\u003cdiv class=\"qhce-prod-sound-fill\" style=\"width:95%;background:#C8102E\"\u003e\u003c\/div\u003e\u003c\/div\u003e\n\u003cspan class=\"qhce-prod-sound-val\"\u003e~102 dB\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cp class=\"qhce-prod-sound-note\"\u003eMeasured at 50 ft, idle, ambient temp. WOT pulls 8-12 dB higher.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"qhce-prod-spec-block\"\u003e\n\u003ch3\u003eMATERIAL SPECS\u003c\/h3\u003e\n\u003cul class=\"qhce-prod-list\"\u003e\n\u003cli\u003e\n\u003cstrong\u003ePipes:\u003c\/strong\u003e T304 stainless, 1.5mm wall, 3\" mandrel bends\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWelds:\u003c\/strong\u003e TIG-welded, back-purged, X-ray inspected\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMuffler chamber:\u003c\/strong\u003e Single-valve straight-through with bypass chamber\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTips:\u003c\/strong\u003e Forged carbon fiber over polished stainless, quad 90mm round\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeat shielding:\u003c\/strong\u003e Multi-layer titanium foil + stainless wrap on muffler section\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"qhce-prod-spec-block\"\u003e\n\u003ch3\u003eWHAT'S IN THE BOX\u003c\/h3\u003e\n\u003cul class=\"qhce-prod-list\"\u003e\n\u003cli\u003eFull catback assembly (mid-pipe + muffler + tailpipes)\u003c\/li\u003e\n\u003cli\u003ePre-installed electronic valve actuators (CNC-machined billet)\u003c\/li\u003e\n\u003cli\u003eWireless remote (anodized aluminum fob)\u003c\/li\u003e\n\u003cli\u003eKey-chain switch + cabin-mount controller\u003c\/li\u003e\n\u003cli\u003eAll OEM-spec hardware, gaskets, V-band clamps\u003c\/li\u003e\n\u003cli\u003ePrinted install guide + digital fitment notes\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"qhce-prod-spec-block\"\u003e\n\u003ch3\u003eINSTALLATION\u003c\/h3\u003e\n\u003cp\u003e1.5-2 hours on a lift. Bolt-on, no cutting, no tuning. New gaskets and clamps included.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"qhce-prod-spec-block\"\u003e\n\u003ch3\u003eSHIPPING \u0026amp; LEAD TIME\u003c\/h3\u003e\n\u003ctable class=\"qhce-prod-table\"\u003e\n\u003ctr\u003e\n\u003cth\u003eProduction\u003c\/th\u003e\n\u003ctd\u003e~7 business days — every kit is built-to-order, TIG-welded and QC'd before it leaves the floor.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eFreight\u003c\/th\u003e\n\u003ctd\u003e4–5 business days, continental US, fully insured + tracked.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTotal time to door\u003c\/th\u003e\n\u003ctd\u003eRoughly 2.5 weeks from checkout to delivery.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eShipping cost\u003c\/th\u003e\n\u003ctd\u003eFree on orders $1,000+ in the continental US. AK \/ HI \/ international quoted at checkout.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eNotes\u003c\/th\u003e\n\u003ctd\u003eYou'll get a tracking number the moment the kit ships. Any production delays are flagged in writing the same day.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"qhce-prod-spec-block\"\u003e\n\u003ch3\u003eWARRANTY\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eLifetime structural warranty\u003c\/strong\u003e on the pipes — cracks, weld failures, rust-through, covered. \u003cstrong\u003e2 years\u003c\/strong\u003e on electronic valve actuators and remote system. \u003cstrong\u003e1 year\u003c\/strong\u003e on cosmetic finish (carbon weave, anodization, laser engraving).\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cp class=\"qhce-prod-legal\"\u003eFor off-road \/ track use only. Not CARB-certified. Loud — check local laws before street use.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"QHCE","offers":[{"title":"Default Title","offer_id":46907358380220,"sku":null,"price":1599.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0774\/8904\/5692\/files\/01_main_0cf176d4-c8ac-48eb-a66d-1c77447bf00f.jpg?v=1781362295"},{"product_id":"bmw-m2-g87-catback","title":"QHCE M2 G87 Catback — BMW M2 (G87, S58)","description":"\u003cdiv class=\"qhce-prod\"\u003e\n\u003cp class=\"qhce-prod-intro\"\u003eThe S58 in the G87 M2 is detuned M3 power — same engine, smaller car. We give it back the snarl BMW deleted with the OPF requirement.\u003c\/p\u003e\n\u003cdiv class=\"qhce-prod-spec-block\"\u003e\n\u003ch3\u003eFITMENT\u003c\/h3\u003e\n\u003ctable class=\"qhce-prod-table\"\u003e\n\u003ctr\u003e\n\u003cth\u003eChassis\u003c\/th\u003e\n\u003ctd\u003eG87 (M2, 2023+)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eYears\u003c\/th\u003e\n\u003ctd\u003e2023 – 2024\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eEngine\u003c\/th\u003e\n\u003ctd\u003e3.0L twin-turbo inline-six (S58B30T0)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTrims\u003c\/th\u003e\n\u003ctd\u003eM2 6MT, M2 8AT\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMid-pipe flange\u003c\/th\u003e\n\u003ctd\u003eOEM, bolt-on — no cutting, no welding\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"qhce-prod-spec-block\"\u003e\n\u003ch3\u003eSOUND PROFILE\u003c\/h3\u003e\n\u003cp\u003eClosed: streetable. Open: S58 banshee snarl, full M3-spec roar through OPF-delete chamber.\u003c\/p\u003e\n\u003cdiv class=\"qhce-prod-sound\"\u003e\n\u003cdiv class=\"qhce-prod-sound-row\"\u003e\n\u003cspan class=\"qhce-prod-sound-label\"\u003eSTOCK OEM\u003c\/span\u003e\u003cdiv class=\"qhce-prod-sound-bar\"\u003e\u003cdiv class=\"qhce-prod-sound-fill\" style=\"width:55%;background:#666\"\u003e\u003c\/div\u003e\u003c\/div\u003e\n\u003cspan class=\"qhce-prod-sound-val\"\u003e~82 dB\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"qhce-prod-sound-row\"\u003e\n\u003cspan class=\"qhce-prod-sound-label\"\u003eVALVES CLOSED\u003c\/span\u003e\u003cdiv class=\"qhce-prod-sound-bar\"\u003e\u003cdiv class=\"qhce-prod-sound-fill\" style=\"width:62%;background:#888\"\u003e\u003c\/div\u003e\u003c\/div\u003e\n\u003cspan class=\"qhce-prod-sound-val\"\u003e~88 dB\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"qhce-prod-sound-row\"\u003e\n\u003cspan class=\"qhce-prod-sound-label\"\u003eVALVES OPEN\u003c\/span\u003e\u003cdiv class=\"qhce-prod-sound-bar\"\u003e\u003cdiv class=\"qhce-prod-sound-fill\" style=\"width:95%;background:#C8102E\"\u003e\u003c\/div\u003e\u003c\/div\u003e\n\u003cspan class=\"qhce-prod-sound-val\"\u003e~102 dB\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cp class=\"qhce-prod-sound-note\"\u003eMeasured at 50 ft, idle, ambient temp. WOT pulls 8-12 dB higher.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"qhce-prod-spec-block\"\u003e\n\u003ch3\u003eMATERIAL SPECS\u003c\/h3\u003e\n\u003cul class=\"qhce-prod-list\"\u003e\n\u003cli\u003e\n\u003cstrong\u003ePipes:\u003c\/strong\u003e T304 stainless, 1.6mm wall, 3\" mandrel bends\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWelds:\u003c\/strong\u003e TIG-welded, back-purged, X-ray inspected\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMuffler chamber:\u003c\/strong\u003e Twin-valve resonance chamber with OPF-delete sound profile\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTips:\u003c\/strong\u003e Forged carbon fiber over stainless, quad 90mm racing tips\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeat shielding:\u003c\/strong\u003e Multi-layer titanium foil + stainless wrap on muffler section\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"qhce-prod-spec-block\"\u003e\n\u003ch3\u003eWHAT'S IN THE BOX\u003c\/h3\u003e\n\u003cul class=\"qhce-prod-list\"\u003e\n\u003cli\u003eFull catback assembly (mid-pipe + muffler + tailpipes)\u003c\/li\u003e\n\u003cli\u003ePre-installed electronic valve actuators (CNC-machined billet)\u003c\/li\u003e\n\u003cli\u003eWireless remote (anodized aluminum fob)\u003c\/li\u003e\n\u003cli\u003eKey-chain switch + cabin-mount controller\u003c\/li\u003e\n\u003cli\u003eAll OEM-spec hardware, gaskets, V-band clamps\u003c\/li\u003e\n\u003cli\u003ePrinted install guide + digital fitment notes\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"qhce-prod-spec-block\"\u003e\n\u003ch3\u003eINSTALLATION\u003c\/h3\u003e\n\u003cp\u003e2-2.5 hours on a lift. Bolt-on, no cutting, no tuning. New gaskets and clamps included.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"qhce-prod-spec-block\"\u003e\n\u003ch3\u003eSHIPPING \u0026amp; LEAD TIME\u003c\/h3\u003e\n\u003ctable class=\"qhce-prod-table\"\u003e\n\u003ctr\u003e\n\u003cth\u003eProduction\u003c\/th\u003e\n\u003ctd\u003e~7 business days — every kit is built-to-order, TIG-welded and QC'd before it leaves the floor.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eFreight\u003c\/th\u003e\n\u003ctd\u003e4–5 business days, continental US, fully insured + tracked.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTotal time to door\u003c\/th\u003e\n\u003ctd\u003eRoughly 2.5 weeks from checkout to delivery.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eShipping cost\u003c\/th\u003e\n\u003ctd\u003eFree on orders $1,000+ in the continental US. AK \/ HI \/ international quoted at checkout.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eNotes\u003c\/th\u003e\n\u003ctd\u003eYou'll get a tracking number the moment the kit ships. Any production delays are flagged in writing the same day.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"qhce-prod-spec-block\"\u003e\n\u003ch3\u003eWARRANTY\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eLifetime structural warranty\u003c\/strong\u003e on the pipes — cracks, weld failures, rust-through, covered. \u003cstrong\u003e2 years\u003c\/strong\u003e on electronic valve actuators and remote system. \u003cstrong\u003e1 year\u003c\/strong\u003e on cosmetic finish (carbon weave, anodization, laser engraving).\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cp class=\"qhce-prod-legal\"\u003eFor off-road \/ track use only. Not CARB-certified. Loud — check local laws before street use.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"QHCE","offers":[{"title":"Default Title","offer_id":46907358412988,"sku":null,"price":1799.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0774\/8904\/5692\/files\/01_main_cecae1e1-d6a7-4752-8b13-3b9470aec543.jpg?v=1780825967"},{"product_id":"bmw-m5-f90-catback","title":"QHCE M5 F90 Catback — BMW M5 \/ M5 Competition \/ M5 CS (F90, S63)","description":"\u003cdiv class=\"qhce-prod\"\u003e\n\u003cp class=\"qhce-prod-intro\"\u003eF90 M5 already moves 4,400 lbs to 60 in 2.8 seconds. We just make it sound like it. CS-spec snarl on every Comp and Standard car too.\u003c\/p\u003e\n\u003cdiv class=\"qhce-prod-spec-block\"\u003e\n\u003ch3\u003eFITMENT\u003c\/h3\u003e\n\u003ctable class=\"qhce-prod-table\"\u003e\n\u003ctr\u003e\n\u003cth\u003eChassis\u003c\/th\u003e\n\u003ctd\u003eF90 (M5, 2018-2023)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eYears\u003c\/th\u003e\n\u003ctd\u003e2018 – 2023\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eEngine\u003c\/th\u003e\n\u003ctd\u003e4.4L twin-turbo V8 (S63B44T4)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTrims\u003c\/th\u003e\n\u003ctd\u003eM5, M5 Competition, M5 CS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMid-pipe flange\u003c\/th\u003e\n\u003ctd\u003eOEM, bolt-on — no cutting, no welding\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"qhce-prod-spec-block\"\u003e\n\u003ch3\u003eSOUND PROFILE\u003c\/h3\u003e\n\u003cp\u003eClosed: subtle valet-mode. Open: S63 V8 bellow, M5 CS-spec roar with overrun pop on every shift.\u003c\/p\u003e\n\u003cdiv class=\"qhce-prod-sound\"\u003e\n\u003cdiv class=\"qhce-prod-sound-row\"\u003e\n\u003cspan class=\"qhce-prod-sound-label\"\u003eSTOCK OEM\u003c\/span\u003e\u003cdiv class=\"qhce-prod-sound-bar\"\u003e\u003cdiv class=\"qhce-prod-sound-fill\" style=\"width:55%;background:#666\"\u003e\u003c\/div\u003e\u003c\/div\u003e\n\u003cspan class=\"qhce-prod-sound-val\"\u003e~82 dB\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"qhce-prod-sound-row\"\u003e\n\u003cspan class=\"qhce-prod-sound-label\"\u003eVALVES CLOSED\u003c\/span\u003e\u003cdiv class=\"qhce-prod-sound-bar\"\u003e\u003cdiv class=\"qhce-prod-sound-fill\" style=\"width:62%;background:#888\"\u003e\u003c\/div\u003e\u003c\/div\u003e\n\u003cspan class=\"qhce-prod-sound-val\"\u003e~88 dB\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"qhce-prod-sound-row\"\u003e\n\u003cspan class=\"qhce-prod-sound-label\"\u003eVALVES OPEN\u003c\/span\u003e\u003cdiv class=\"qhce-prod-sound-bar\"\u003e\u003cdiv class=\"qhce-prod-sound-fill\" style=\"width:95%;background:#C8102E\"\u003e\u003c\/div\u003e\u003c\/div\u003e\n\u003cspan class=\"qhce-prod-sound-val\"\u003e~102 dB\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cp class=\"qhce-prod-sound-note\"\u003eMeasured at 50 ft, idle, ambient temp. WOT pulls 8-12 dB higher.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"qhce-prod-spec-block\"\u003e\n\u003ch3\u003eMATERIAL SPECS\u003c\/h3\u003e\n\u003cul class=\"qhce-prod-list\"\u003e\n\u003cli\u003e\n\u003cstrong\u003ePipes:\u003c\/strong\u003e T304 stainless, 1.8mm wall, 3.5\" mandrel\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWelds:\u003c\/strong\u003e TIG-welded, back-purged, X-ray inspected\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMuffler chamber:\u003c\/strong\u003e Triple-chamber valved bypass with X-pipe crossover\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTips:\u003c\/strong\u003e Forged carbon over polished stainless, quad 100mm round\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeat shielding:\u003c\/strong\u003e Multi-layer titanium foil + stainless wrap on muffler section\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"qhce-prod-spec-block\"\u003e\n\u003ch3\u003eWHAT'S IN THE BOX\u003c\/h3\u003e\n\u003cul class=\"qhce-prod-list\"\u003e\n\u003cli\u003eFull catback assembly (mid-pipe + muffler + tailpipes)\u003c\/li\u003e\n\u003cli\u003ePre-installed electronic valve actuators (CNC-machined billet)\u003c\/li\u003e\n\u003cli\u003eWireless remote (anodized aluminum fob)\u003c\/li\u003e\n\u003cli\u003eKey-chain switch + cabin-mount controller\u003c\/li\u003e\n\u003cli\u003eAll OEM-spec hardware, gaskets, V-band clamps\u003c\/li\u003e\n\u003cli\u003ePrinted install guide + digital fitment notes\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"qhce-prod-spec-block\"\u003e\n\u003ch3\u003eINSTALLATION\u003c\/h3\u003e\n\u003cp\u003e2.5-3 hours on a lift. Bolt-on, no cutting, no tuning. New gaskets and clamps included.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"qhce-prod-spec-block\"\u003e\n\u003ch3\u003eSHIPPING \u0026amp; LEAD TIME\u003c\/h3\u003e\n\u003ctable class=\"qhce-prod-table\"\u003e\n\u003ctr\u003e\n\u003cth\u003eProduction\u003c\/th\u003e\n\u003ctd\u003e~7 business days — every kit is built-to-order, TIG-welded and QC'd before it leaves the floor.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eFreight\u003c\/th\u003e\n\u003ctd\u003e4–5 business days, continental US, fully insured + tracked.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTotal time to door\u003c\/th\u003e\n\u003ctd\u003eRoughly 2.5 weeks from checkout to delivery.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eShipping cost\u003c\/th\u003e\n\u003ctd\u003eFree on orders $1,000+ in the continental US. AK \/ HI \/ international quoted at checkout.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eNotes\u003c\/th\u003e\n\u003ctd\u003eYou'll get a tracking number the moment the kit ships. Any production delays are flagged in writing the same day.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"qhce-prod-spec-block\"\u003e\n\u003ch3\u003eWARRANTY\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eLifetime structural warranty\u003c\/strong\u003e on the pipes — cracks, weld failures, rust-through, covered. \u003cstrong\u003e2 years\u003c\/strong\u003e on electronic valve actuators and remote system. \u003cstrong\u003e1 year\u003c\/strong\u003e on cosmetic finish (carbon weave, anodization, laser engraving).\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cp class=\"qhce-prod-legal\"\u003eFor off-road \/ track use only. Not CARB-certified. Loud — check local laws before street use.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"QHCE","offers":[{"title":"Default Title","offer_id":46907358445756,"sku":null,"price":3499.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0774\/8904\/5692\/files\/01_main_ed7c126c-f302-413b-a4ea-10dd62fc552c.jpg?v=1780826153"},{"product_id":"bmw-1-series-f20-f40-catback","title":"QHCE 1 Series Catback — BMW 116i\/118i\/120i\/125i (F20\/F40)","description":"\u003cdiv class=\"qhce-prod\"\u003e\n\u003cp class=\"qhce-prod-intro\"\u003eThe F20\/F40 1 Series is the enthusiast's hatch BMW barely sold in the US — and the 2.0T B48 has way more voice than the OEM can lets on.\u003c\/p\u003e\n\u003cdiv class=\"qhce-prod-spec-block\"\u003e\n\u003ch3\u003eFITMENT\u003c\/h3\u003e\n\u003ctable class=\"qhce-prod-table\"\u003e\n\u003ctr\u003e\n\u003cth\u003eChassis\u003c\/th\u003e\n\u003ctd\u003eF20 \/ F40 (1 Series hatch)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eYears\u003c\/th\u003e\n\u003ctd\u003e2015 – 2024\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eEngine\u003c\/th\u003e\n\u003ctd\u003e2.0L turbo inline-four (B48 \/ N20)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTrims\u003c\/th\u003e\n\u003ctd\u003e116i, 118i, 120i, 125i\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMid-pipe flange\u003c\/th\u003e\n\u003ctd\u003eOEM, bolt-on — no cutting, no welding\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"qhce-prod-spec-block\"\u003e\n\u003ch3\u003eSOUND PROFILE\u003c\/h3\u003e\n\u003cp\u003eClosed: factory-quiet daily. Open: turbo-four bark with overrun pop.\u003c\/p\u003e\n\u003cdiv class=\"qhce-prod-sound\"\u003e\n\u003cdiv class=\"qhce-prod-sound-row\"\u003e\n\u003cspan class=\"qhce-prod-sound-label\"\u003eSTOCK OEM\u003c\/span\u003e\u003cdiv class=\"qhce-prod-sound-bar\"\u003e\u003cdiv class=\"qhce-prod-sound-fill\" style=\"width:55%;background:#666\"\u003e\u003c\/div\u003e\u003c\/div\u003e\n\u003cspan class=\"qhce-prod-sound-val\"\u003e~82 dB\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"qhce-prod-sound-row\"\u003e\n\u003cspan class=\"qhce-prod-sound-label\"\u003eVALVES CLOSED\u003c\/span\u003e\u003cdiv class=\"qhce-prod-sound-bar\"\u003e\u003cdiv class=\"qhce-prod-sound-fill\" style=\"width:62%;background:#888\"\u003e\u003c\/div\u003e\u003c\/div\u003e\n\u003cspan class=\"qhce-prod-sound-val\"\u003e~88 dB\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"qhce-prod-sound-row\"\u003e\n\u003cspan class=\"qhce-prod-sound-label\"\u003eVALVES OPEN\u003c\/span\u003e\u003cdiv class=\"qhce-prod-sound-bar\"\u003e\u003cdiv class=\"qhce-prod-sound-fill\" style=\"width:95%;background:#C8102E\"\u003e\u003c\/div\u003e\u003c\/div\u003e\n\u003cspan class=\"qhce-prod-sound-val\"\u003e~102 dB\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cp class=\"qhce-prod-sound-note\"\u003eMeasured at 50 ft, idle, ambient temp. WOT pulls 8-12 dB higher.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"qhce-prod-spec-block\"\u003e\n\u003ch3\u003eMATERIAL SPECS\u003c\/h3\u003e\n\u003cul class=\"qhce-prod-list\"\u003e\n\u003cli\u003e\n\u003cstrong\u003ePipes:\u003c\/strong\u003e T304 stainless, 1.5mm wall\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWelds:\u003c\/strong\u003e TIG-welded, back-purged, X-ray inspected\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMuffler chamber:\u003c\/strong\u003e Single-valve straight-through\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTips:\u003c\/strong\u003e Polished stainless dual exit\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeat shielding:\u003c\/strong\u003e Multi-layer titanium foil + stainless wrap on muffler section\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"qhce-prod-spec-block\"\u003e\n\u003ch3\u003eWHAT'S IN THE BOX\u003c\/h3\u003e\n\u003cul class=\"qhce-prod-list\"\u003e\n\u003cli\u003eFull catback assembly (mid-pipe + muffler + tailpipes)\u003c\/li\u003e\n\u003cli\u003ePre-installed electronic valve actuators (CNC-machined billet)\u003c\/li\u003e\n\u003cli\u003eWireless remote (anodized aluminum fob)\u003c\/li\u003e\n\u003cli\u003eKey-chain switch + cabin-mount controller\u003c\/li\u003e\n\u003cli\u003eAll OEM-spec hardware, gaskets, V-band clamps\u003c\/li\u003e\n\u003cli\u003ePrinted install guide + digital fitment notes\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"qhce-prod-spec-block\"\u003e\n\u003ch3\u003eINSTALLATION\u003c\/h3\u003e\n\u003cp\u003e1.5-2 hours on a lift. Bolt-on, no cutting, no tuning. New gaskets and clamps included.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"qhce-prod-spec-block\"\u003e\n\u003ch3\u003eSHIPPING \u0026amp; LEAD TIME\u003c\/h3\u003e\n\u003ctable class=\"qhce-prod-table\"\u003e\n\u003ctr\u003e\n\u003cth\u003eProduction\u003c\/th\u003e\n\u003ctd\u003e~7 business days — every kit is built-to-order, TIG-welded and QC'd before it leaves the floor.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eFreight\u003c\/th\u003e\n\u003ctd\u003e4–5 business days, continental US, fully insured + tracked.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTotal time to door\u003c\/th\u003e\n\u003ctd\u003eRoughly 2.5 weeks from checkout to delivery.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eShipping cost\u003c\/th\u003e\n\u003ctd\u003eFree on orders $1,000+ in the continental US. AK \/ HI \/ international quoted at checkout.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eNotes\u003c\/th\u003e\n\u003ctd\u003eYou'll get a tracking number the moment the kit ships. Any production delays are flagged in writing the same day.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"qhce-prod-spec-block\"\u003e\n\u003ch3\u003eWARRANTY\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eLifetime structural warranty\u003c\/strong\u003e on the pipes. \u003cstrong\u003e2 years\u003c\/strong\u003e on electronic valve actuators and remote system. \u003cstrong\u003e1 year\u003c\/strong\u003e on cosmetic finish.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cp class=\"qhce-prod-legal\"\u003eFor off-road \/ track use only. Not CARB-certified. Loud — check local laws before street use.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"QHCE","offers":[{"title":"Default Title","offer_id":46956604227772,"sku":null,"price":1199.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0774\/8904\/5692\/files\/01_main_2f3d6a7e-0b29-4364-82b8-1823f41755eb.jpg?v=1781362255"},{"product_id":"bmw-m135i-m140i-f20-f21-catback","title":"QHCE M135i \/ M140i Catback — BMW F20 \/ F21 (N55 \/ B58)","description":"\u003cdiv class=\"qhce-prod\"\u003e\n\u003cp class=\"qhce-prod-intro\"\u003eThe M135i \/ M140i is the sleeper six-cylinder hot hatch — N55 then B58 turbo power in a shell nobody expects. This catback gives the straight-six its proper snarl.\u003c\/p\u003e\n\u003cdiv class=\"qhce-prod-spec-block\"\u003e\n\u003ch3\u003eFITMENT\u003c\/h3\u003e\n\u003ctable class=\"qhce-prod-table\"\u003e\n\u003ctr\u003e\n\u003cth\u003eChassis\u003c\/th\u003e\n\u003ctd\u003eF20 \/ F21 (M135i \/ M140i)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eYears\u003c\/th\u003e\n\u003ctd\u003e2012 – 2019\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eEngine\u003c\/th\u003e\n\u003ctd\u003e3.0L turbo inline-six (N55 \/ B58)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTrims\u003c\/th\u003e\n\u003ctd\u003eM135i, M140i\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMid-pipe flange\u003c\/th\u003e\n\u003ctd\u003eOEM, bolt-on — no cutting, no welding\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"qhce-prod-spec-block\"\u003e\n\u003ch3\u003eSOUND PROFILE\u003c\/h3\u003e\n\u003cp\u003eClosed: civil. Open: full B58\/N55 straight-six howl with decel crackle.\u003c\/p\u003e\n\u003cdiv class=\"qhce-prod-sound\"\u003e\n\u003cdiv class=\"qhce-prod-sound-row\"\u003e\n\u003cspan class=\"qhce-prod-sound-label\"\u003eSTOCK OEM\u003c\/span\u003e\u003cdiv class=\"qhce-prod-sound-bar\"\u003e\u003cdiv class=\"qhce-prod-sound-fill\" style=\"width:55%;background:#666\"\u003e\u003c\/div\u003e\u003c\/div\u003e\n\u003cspan class=\"qhce-prod-sound-val\"\u003e~82 dB\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"qhce-prod-sound-row\"\u003e\n\u003cspan class=\"qhce-prod-sound-label\"\u003eVALVES CLOSED\u003c\/span\u003e\u003cdiv class=\"qhce-prod-sound-bar\"\u003e\u003cdiv class=\"qhce-prod-sound-fill\" style=\"width:62%;background:#888\"\u003e\u003c\/div\u003e\u003c\/div\u003e\n\u003cspan class=\"qhce-prod-sound-val\"\u003e~88 dB\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"qhce-prod-sound-row\"\u003e\n\u003cspan class=\"qhce-prod-sound-label\"\u003eVALVES OPEN\u003c\/span\u003e\u003cdiv class=\"qhce-prod-sound-bar\"\u003e\u003cdiv class=\"qhce-prod-sound-fill\" style=\"width:95%;background:#C8102E\"\u003e\u003c\/div\u003e\u003c\/div\u003e\n\u003cspan class=\"qhce-prod-sound-val\"\u003e~102 dB\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cp class=\"qhce-prod-sound-note\"\u003eMeasured at 50 ft, idle, ambient temp. WOT pulls 8-12 dB higher.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"qhce-prod-spec-block\"\u003e\n\u003ch3\u003eMATERIAL SPECS\u003c\/h3\u003e\n\u003cul class=\"qhce-prod-list\"\u003e\n\u003cli\u003e\n\u003cstrong\u003ePipes:\u003c\/strong\u003e T304 stainless, 1.5mm wall, 3\" mandrel\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWelds:\u003c\/strong\u003e TIG-welded, back-purged, X-ray inspected\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMuffler chamber:\u003c\/strong\u003e Twin-valve bypass\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTips:\u003c\/strong\u003e Polished stainless quad\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeat shielding:\u003c\/strong\u003e Multi-layer titanium foil + stainless wrap on muffler section\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"qhce-prod-spec-block\"\u003e\n\u003ch3\u003eWHAT'S IN THE BOX\u003c\/h3\u003e\n\u003cul class=\"qhce-prod-list\"\u003e\n\u003cli\u003eFull catback assembly (mid-pipe + muffler + tailpipes)\u003c\/li\u003e\n\u003cli\u003ePre-installed electronic valve actuators (CNC-machined billet)\u003c\/li\u003e\n\u003cli\u003eWireless remote (anodized aluminum fob)\u003c\/li\u003e\n\u003cli\u003eKey-chain switch + cabin-mount controller\u003c\/li\u003e\n\u003cli\u003eAll OEM-spec hardware, gaskets, V-band clamps\u003c\/li\u003e\n\u003cli\u003ePrinted install guide + digital fitment notes\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"qhce-prod-spec-block\"\u003e\n\u003ch3\u003eINSTALLATION\u003c\/h3\u003e\n\u003cp\u003e1.5-2 hours on a lift. Bolt-on, no cutting, no tuning. New gaskets and clamps included.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"qhce-prod-spec-block\"\u003e\n\u003ch3\u003eSHIPPING \u0026amp; LEAD TIME\u003c\/h3\u003e\n\u003ctable class=\"qhce-prod-table\"\u003e\n\u003ctr\u003e\n\u003cth\u003eProduction\u003c\/th\u003e\n\u003ctd\u003e~7 business days — every kit is built-to-order, TIG-welded and QC'd before it leaves the floor.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eFreight\u003c\/th\u003e\n\u003ctd\u003e4–5 business days, continental US, fully insured + tracked.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTotal time to door\u003c\/th\u003e\n\u003ctd\u003eRoughly 2.5 weeks from checkout to delivery.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eShipping cost\u003c\/th\u003e\n\u003ctd\u003eFree on orders $1,000+ in the continental US. AK \/ HI \/ international quoted at checkout.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eNotes\u003c\/th\u003e\n\u003ctd\u003eYou'll get a tracking number the moment the kit ships. Any production delays are flagged in writing the same day.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"qhce-prod-spec-block\"\u003e\n\u003ch3\u003eWARRANTY\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eLifetime structural warranty\u003c\/strong\u003e on the pipes. \u003cstrong\u003e2 years\u003c\/strong\u003e on electronic valve actuators and remote system. \u003cstrong\u003e1 year\u003c\/strong\u003e on cosmetic finish.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cp class=\"qhce-prod-legal\"\u003eFor off-road \/ track use only. Not CARB-certified. Loud — check local laws before street use.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"QHCE","offers":[{"title":"Default Title","offer_id":46956604260540,"sku":null,"price":1299.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0774\/8904\/5692\/files\/01_main_ee6a7b0c-58be-4d31-be6a-2e6f9208b2fa.jpg?v=1781362273"},{"product_id":"bmw-318i-320i-f30-catback","title":"QHCE 318i \/ 320i Catback — BMW F30 (B48 \/ N20)","description":"\u003cdiv class=\"qhce-prod\"\u003e\n\u003cp class=\"qhce-prod-intro\"\u003eThe F30 3 Series is the most-tuned modern BMW chassis. The 2.0T sounds anonymous from the factory — this catback fixes that without a tune.\u003c\/p\u003e\n\u003cdiv class=\"qhce-prod-spec-block\"\u003e\n\u003ch3\u003eFITMENT\u003c\/h3\u003e\n\u003ctable class=\"qhce-prod-table\"\u003e\n\u003ctr\u003e\n\u003cth\u003eChassis\u003c\/th\u003e\n\u003ctd\u003eF30 (3 Series)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eYears\u003c\/th\u003e\n\u003ctd\u003e2012 – 2019\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eEngine\u003c\/th\u003e\n\u003ctd\u003e2.0L turbo inline-four (B48 \/ N20)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTrims\u003c\/th\u003e\n\u003ctd\u003e318i, 320i, 328i\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMid-pipe flange\u003c\/th\u003e\n\u003ctd\u003eOEM, bolt-on — no cutting, no welding\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"qhce-prod-spec-block\"\u003e\n\u003ch3\u003eSOUND PROFILE\u003c\/h3\u003e\n\u003cp\u003eClosed: OEM-quiet. Open: turbo-four growl, decel pop.\u003c\/p\u003e\n\u003cdiv class=\"qhce-prod-sound\"\u003e\n\u003cdiv class=\"qhce-prod-sound-row\"\u003e\n\u003cspan class=\"qhce-prod-sound-label\"\u003eSTOCK OEM\u003c\/span\u003e\u003cdiv class=\"qhce-prod-sound-bar\"\u003e\u003cdiv class=\"qhce-prod-sound-fill\" style=\"width:55%;background:#666\"\u003e\u003c\/div\u003e\u003c\/div\u003e\n\u003cspan class=\"qhce-prod-sound-val\"\u003e~82 dB\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"qhce-prod-sound-row\"\u003e\n\u003cspan class=\"qhce-prod-sound-label\"\u003eVALVES CLOSED\u003c\/span\u003e\u003cdiv class=\"qhce-prod-sound-bar\"\u003e\u003cdiv class=\"qhce-prod-sound-fill\" style=\"width:62%;background:#888\"\u003e\u003c\/div\u003e\u003c\/div\u003e\n\u003cspan class=\"qhce-prod-sound-val\"\u003e~88 dB\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"qhce-prod-sound-row\"\u003e\n\u003cspan class=\"qhce-prod-sound-label\"\u003eVALVES OPEN\u003c\/span\u003e\u003cdiv class=\"qhce-prod-sound-bar\"\u003e\u003cdiv class=\"qhce-prod-sound-fill\" style=\"width:95%;background:#C8102E\"\u003e\u003c\/div\u003e\u003c\/div\u003e\n\u003cspan class=\"qhce-prod-sound-val\"\u003e~102 dB\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cp class=\"qhce-prod-sound-note\"\u003eMeasured at 50 ft, idle, ambient temp. WOT pulls 8-12 dB higher.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"qhce-prod-spec-block\"\u003e\n\u003ch3\u003eMATERIAL SPECS\u003c\/h3\u003e\n\u003cul class=\"qhce-prod-list\"\u003e\n\u003cli\u003e\n\u003cstrong\u003ePipes:\u003c\/strong\u003e T304 stainless, 1.5mm wall\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWelds:\u003c\/strong\u003e TIG-welded, back-purged, X-ray inspected\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMuffler chamber:\u003c\/strong\u003e Single-valve straight-through\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTips:\u003c\/strong\u003e Polished stainless dual\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeat shielding:\u003c\/strong\u003e Multi-layer titanium foil + stainless wrap on muffler section\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"qhce-prod-spec-block\"\u003e\n\u003ch3\u003eWHAT'S IN THE BOX\u003c\/h3\u003e\n\u003cul class=\"qhce-prod-list\"\u003e\n\u003cli\u003eFull catback assembly (mid-pipe + muffler + tailpipes)\u003c\/li\u003e\n\u003cli\u003ePre-installed electronic valve actuators (CNC-machined billet)\u003c\/li\u003e\n\u003cli\u003eWireless remote (anodized aluminum fob)\u003c\/li\u003e\n\u003cli\u003eKey-chain switch + cabin-mount controller\u003c\/li\u003e\n\u003cli\u003eAll OEM-spec hardware, gaskets, V-band clamps\u003c\/li\u003e\n\u003cli\u003ePrinted install guide + digital fitment notes\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"qhce-prod-spec-block\"\u003e\n\u003ch3\u003eINSTALLATION\u003c\/h3\u003e\n\u003cp\u003e1.5-2 hours on a lift. Bolt-on, no cutting, no tuning. New gaskets and clamps included.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"qhce-prod-spec-block\"\u003e\n\u003ch3\u003eSHIPPING \u0026amp; LEAD TIME\u003c\/h3\u003e\n\u003ctable class=\"qhce-prod-table\"\u003e\n\u003ctr\u003e\n\u003cth\u003eProduction\u003c\/th\u003e\n\u003ctd\u003e~7 business days — every kit is built-to-order, TIG-welded and QC'd before it leaves the floor.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eFreight\u003c\/th\u003e\n\u003ctd\u003e4–5 business days, continental US, fully insured + tracked.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTotal time to door\u003c\/th\u003e\n\u003ctd\u003eRoughly 2.5 weeks from checkout to delivery.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eShipping cost\u003c\/th\u003e\n\u003ctd\u003eFree on orders $1,000+ in the continental US. AK \/ HI \/ international quoted at checkout.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eNotes\u003c\/th\u003e\n\u003ctd\u003eYou'll get a tracking number the moment the kit ships. Any production delays are flagged in writing the same day.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"qhce-prod-spec-block\"\u003e\n\u003ch3\u003eWARRANTY\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eLifetime structural warranty\u003c\/strong\u003e on the pipes. \u003cstrong\u003e2 years\u003c\/strong\u003e on electronic valve actuators and remote system. \u003cstrong\u003e1 year\u003c\/strong\u003e on cosmetic finish.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cp class=\"qhce-prod-legal\"\u003eFor off-road \/ track use only. Not CARB-certified. Loud — check local laws before street use.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"QHCE","offers":[{"title":"Default Title","offer_id":46956604293308,"sku":null,"price":1199.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0774\/8904\/5692\/files\/01_main_785cda9c-2632-4534-a0a2-5aae4c62da8d.jpg?v=1781362021"},{"product_id":"bmw-m235i-m245i-f44-catback","title":"QHCE M235i \/ M245i Catback — BMW Gran Coupe (F44, B48)","description":"\u003cdiv class=\"qhce-prod\"\u003e\n\u003cp class=\"qhce-prod-intro\"\u003eThe F44 Gran Coupe runs the B48 2.0T — and the valvetronic catback wakes up a platform BMW shipped deliberately muted.\u003c\/p\u003e\n\u003cdiv class=\"qhce-prod-spec-block\"\u003e\n\u003ch3\u003eFITMENT\u003c\/h3\u003e\n\u003ctable class=\"qhce-prod-table\"\u003e\n\u003ctr\u003e\n\u003cth\u003eChassis\u003c\/th\u003e\n\u003ctd\u003eF44 (2 Series Gran Coupe)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eYears\u003c\/th\u003e\n\u003ctd\u003e2020 – 2024\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eEngine\u003c\/th\u003e\n\u003ctd\u003e2.0L turbo inline-four (B48)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTrims\u003c\/th\u003e\n\u003ctd\u003eM235i xDrive, M245i\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMid-pipe flange\u003c\/th\u003e\n\u003ctd\u003eOEM, bolt-on — no cutting, no welding\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"qhce-prod-spec-block\"\u003e\n\u003ch3\u003eSOUND PROFILE\u003c\/h3\u003e\n\u003cp\u003eClosed: daily. Open: turbo-four bark with pop.\u003c\/p\u003e\n\u003cdiv class=\"qhce-prod-sound\"\u003e\n\u003cdiv class=\"qhce-prod-sound-row\"\u003e\n\u003cspan class=\"qhce-prod-sound-label\"\u003eSTOCK OEM\u003c\/span\u003e\u003cdiv class=\"qhce-prod-sound-bar\"\u003e\u003cdiv class=\"qhce-prod-sound-fill\" style=\"width:55%;background:#666\"\u003e\u003c\/div\u003e\u003c\/div\u003e\n\u003cspan class=\"qhce-prod-sound-val\"\u003e~82 dB\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"qhce-prod-sound-row\"\u003e\n\u003cspan class=\"qhce-prod-sound-label\"\u003eVALVES CLOSED\u003c\/span\u003e\u003cdiv class=\"qhce-prod-sound-bar\"\u003e\u003cdiv class=\"qhce-prod-sound-fill\" style=\"width:62%;background:#888\"\u003e\u003c\/div\u003e\u003c\/div\u003e\n\u003cspan class=\"qhce-prod-sound-val\"\u003e~88 dB\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"qhce-prod-sound-row\"\u003e\n\u003cspan class=\"qhce-prod-sound-label\"\u003eVALVES OPEN\u003c\/span\u003e\u003cdiv class=\"qhce-prod-sound-bar\"\u003e\u003cdiv class=\"qhce-prod-sound-fill\" style=\"width:95%;background:#C8102E\"\u003e\u003c\/div\u003e\u003c\/div\u003e\n\u003cspan class=\"qhce-prod-sound-val\"\u003e~102 dB\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cp class=\"qhce-prod-sound-note\"\u003eMeasured at 50 ft, idle, ambient temp. WOT pulls 8-12 dB higher.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"qhce-prod-spec-block\"\u003e\n\u003ch3\u003eMATERIAL SPECS\u003c\/h3\u003e\n\u003cul class=\"qhce-prod-list\"\u003e\n\u003cli\u003e\n\u003cstrong\u003ePipes:\u003c\/strong\u003e T304 stainless, 1.5mm wall\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWelds:\u003c\/strong\u003e TIG-welded, back-purged, X-ray inspected\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMuffler chamber:\u003c\/strong\u003e Single-valve bypass\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTips:\u003c\/strong\u003e Polished stainless quad\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeat shielding:\u003c\/strong\u003e Multi-layer titanium foil + stainless wrap on muffler section\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"qhce-prod-spec-block\"\u003e\n\u003ch3\u003eWHAT'S IN THE BOX\u003c\/h3\u003e\n\u003cul class=\"qhce-prod-list\"\u003e\n\u003cli\u003eFull catback assembly (mid-pipe + muffler + tailpipes)\u003c\/li\u003e\n\u003cli\u003ePre-installed electronic valve actuators (CNC-machined billet)\u003c\/li\u003e\n\u003cli\u003eWireless remote (anodized aluminum fob)\u003c\/li\u003e\n\u003cli\u003eKey-chain switch + cabin-mount controller\u003c\/li\u003e\n\u003cli\u003eAll OEM-spec hardware, gaskets, V-band clamps\u003c\/li\u003e\n\u003cli\u003ePrinted install guide + digital fitment notes\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"qhce-prod-spec-block\"\u003e\n\u003ch3\u003eINSTALLATION\u003c\/h3\u003e\n\u003cp\u003e1.5-2 hours on a lift. Bolt-on, no cutting, no tuning. New gaskets and clamps included.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"qhce-prod-spec-block\"\u003e\n\u003ch3\u003eSHIPPING \u0026amp; LEAD TIME\u003c\/h3\u003e\n\u003ctable class=\"qhce-prod-table\"\u003e\n\u003ctr\u003e\n\u003cth\u003eProduction\u003c\/th\u003e\n\u003ctd\u003e~7 business days — every kit is built-to-order, TIG-welded and QC'd before it leaves the floor.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eFreight\u003c\/th\u003e\n\u003ctd\u003e4–5 business days, continental US, fully insured + tracked.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTotal time to door\u003c\/th\u003e\n\u003ctd\u003eRoughly 2.5 weeks from checkout to delivery.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eShipping cost\u003c\/th\u003e\n\u003ctd\u003eFree on orders $1,000+ in the continental US. AK \/ HI \/ international quoted at checkout.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eNotes\u003c\/th\u003e\n\u003ctd\u003eYou'll get a tracking number the moment the kit ships. Any production delays are flagged in writing the same day.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"qhce-prod-spec-block\"\u003e\n\u003ch3\u003eWARRANTY\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eLifetime structural warranty\u003c\/strong\u003e on the pipes. \u003cstrong\u003e2 years\u003c\/strong\u003e on electronic valve actuators and remote system. \u003cstrong\u003e1 year\u003c\/strong\u003e on cosmetic finish.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cp class=\"qhce-prod-legal\"\u003eFor off-road \/ track use only. Not CARB-certified. Loud — check local laws before street use.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"QHCE","offers":[{"title":"Default Title","offer_id":46956604326076,"sku":null,"price":1199.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0774\/8904\/5692\/files\/01_main_0d095f26-8269-44bf-88f5-c255d0d61087.jpg?v=1781362062"},{"product_id":"bmw-330e-g20-catback","title":"QHCE 330e Catback — BMW G20 (2.0T Hybrid)","description":"\u003cdiv class=\"qhce-prod\"\u003e\n\u003cp class=\"qhce-prod-intro\"\u003eThe G20 330e plug-in hybrid is silent on battery and dull on gas. This catback gives the 2.0T a voice for when the engine actually fires.\u003c\/p\u003e\n\u003cdiv class=\"qhce-prod-spec-block\"\u003e\n\u003ch3\u003eFITMENT\u003c\/h3\u003e\n\u003ctable class=\"qhce-prod-table\"\u003e\n\u003ctr\u003e\n\u003cth\u003eChassis\u003c\/th\u003e\n\u003ctd\u003eG20 (3 Series PHEV)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eYears\u003c\/th\u003e\n\u003ctd\u003e2019 – 2024\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eEngine\u003c\/th\u003e\n\u003ctd\u003e2.0L turbo inline-four + e-motor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTrims\u003c\/th\u003e\n\u003ctd\u003e330e, 330e xDrive\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMid-pipe flange\u003c\/th\u003e\n\u003ctd\u003eOEM, bolt-on — no cutting, no welding\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"qhce-prod-spec-block\"\u003e\n\u003ch3\u003eSOUND PROFILE\u003c\/h3\u003e\n\u003cp\u003eClosed: hushed. Open: turbo-four growl on engine-on.\u003c\/p\u003e\n\u003cdiv class=\"qhce-prod-sound\"\u003e\n\u003cdiv class=\"qhce-prod-sound-row\"\u003e\n\u003cspan class=\"qhce-prod-sound-label\"\u003eSTOCK OEM\u003c\/span\u003e\u003cdiv class=\"qhce-prod-sound-bar\"\u003e\u003cdiv class=\"qhce-prod-sound-fill\" style=\"width:55%;background:#666\"\u003e\u003c\/div\u003e\u003c\/div\u003e\n\u003cspan class=\"qhce-prod-sound-val\"\u003e~82 dB\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"qhce-prod-sound-row\"\u003e\n\u003cspan class=\"qhce-prod-sound-label\"\u003eVALVES CLOSED\u003c\/span\u003e\u003cdiv class=\"qhce-prod-sound-bar\"\u003e\u003cdiv class=\"qhce-prod-sound-fill\" style=\"width:62%;background:#888\"\u003e\u003c\/div\u003e\u003c\/div\u003e\n\u003cspan class=\"qhce-prod-sound-val\"\u003e~88 dB\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"qhce-prod-sound-row\"\u003e\n\u003cspan class=\"qhce-prod-sound-label\"\u003eVALVES OPEN\u003c\/span\u003e\u003cdiv class=\"qhce-prod-sound-bar\"\u003e\u003cdiv class=\"qhce-prod-sound-fill\" style=\"width:95%;background:#C8102E\"\u003e\u003c\/div\u003e\u003c\/div\u003e\n\u003cspan class=\"qhce-prod-sound-val\"\u003e~102 dB\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cp class=\"qhce-prod-sound-note\"\u003eMeasured at 50 ft, idle, ambient temp. WOT pulls 8-12 dB higher.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"qhce-prod-spec-block\"\u003e\n\u003ch3\u003eMATERIAL SPECS\u003c\/h3\u003e\n\u003cul class=\"qhce-prod-list\"\u003e\n\u003cli\u003e\n\u003cstrong\u003ePipes:\u003c\/strong\u003e T304 stainless, 1.5mm wall\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWelds:\u003c\/strong\u003e TIG-welded, back-purged, X-ray inspected\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMuffler chamber:\u003c\/strong\u003e Single-valve straight-through\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTips:\u003c\/strong\u003e Polished stainless dual\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeat shielding:\u003c\/strong\u003e Multi-layer titanium foil + stainless wrap on muffler section\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"qhce-prod-spec-block\"\u003e\n\u003ch3\u003eWHAT'S IN THE BOX\u003c\/h3\u003e\n\u003cul class=\"qhce-prod-list\"\u003e\n\u003cli\u003eFull catback assembly (mid-pipe + muffler + tailpipes)\u003c\/li\u003e\n\u003cli\u003ePre-installed electronic valve actuators (CNC-machined billet)\u003c\/li\u003e\n\u003cli\u003eWireless remote (anodized aluminum fob)\u003c\/li\u003e\n\u003cli\u003eKey-chain switch + cabin-mount controller\u003c\/li\u003e\n\u003cli\u003eAll OEM-spec hardware, gaskets, V-band clamps\u003c\/li\u003e\n\u003cli\u003ePrinted install guide + digital fitment notes\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"qhce-prod-spec-block\"\u003e\n\u003ch3\u003eINSTALLATION\u003c\/h3\u003e\n\u003cp\u003e2 hours on a lift. Bolt-on, no cutting, no tuning. New gaskets and clamps included.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"qhce-prod-spec-block\"\u003e\n\u003ch3\u003eSHIPPING \u0026amp; LEAD TIME\u003c\/h3\u003e\n\u003ctable class=\"qhce-prod-table\"\u003e\n\u003ctr\u003e\n\u003cth\u003eProduction\u003c\/th\u003e\n\u003ctd\u003e~7 business days — every kit is built-to-order, TIG-welded and QC'd before it leaves the floor.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eFreight\u003c\/th\u003e\n\u003ctd\u003e4–5 business days, continental US, fully insured + tracked.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTotal time to door\u003c\/th\u003e\n\u003ctd\u003eRoughly 2.5 weeks from checkout to delivery.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eShipping cost\u003c\/th\u003e\n\u003ctd\u003eFree on orders $1,000+ in the continental US. AK \/ HI \/ international quoted at checkout.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eNotes\u003c\/th\u003e\n\u003ctd\u003eYou'll get a tracking number the moment the kit ships. Any production delays are flagged in writing the same day.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"qhce-prod-spec-block\"\u003e\n\u003ch3\u003eWARRANTY\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eLifetime structural warranty\u003c\/strong\u003e on the pipes. \u003cstrong\u003e2 years\u003c\/strong\u003e on electronic valve actuators and remote system. \u003cstrong\u003e1 year\u003c\/strong\u003e on cosmetic finish.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cp class=\"qhce-prod-legal\"\u003eFor off-road \/ track use only. Not CARB-certified. Loud — check local laws before street use.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"QHCE","offers":[{"title":"Default Title","offer_id":46956604358844,"sku":null,"price":1199.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0774\/8904\/5692\/files\/01_main_24414d44-5634-41bf-a301-f5d60f9e427b.jpg?v=1781362081"},{"product_id":"bmw-740i-g11-g12-catback","title":"QHCE 740i Catback — BMW 740i \/ 740Li (G11 \/ G12, B58)","description":"\u003cdiv class=\"qhce-prod\"\u003e\n\u003cp class=\"qhce-prod-intro\"\u003eThe G11 7 Series hides a B58 turbo-six under all that luxury. This catback lets the flagship clear its throat without losing the limo refinement.\u003c\/p\u003e\n\u003cdiv class=\"qhce-prod-spec-block\"\u003e\n\u003ch3\u003eFITMENT\u003c\/h3\u003e\n\u003ctable class=\"qhce-prod-table\"\u003e\n\u003ctr\u003e\n\u003cth\u003eChassis\u003c\/th\u003e\n\u003ctd\u003eG11 \/ G12 (7 Series)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eYears\u003c\/th\u003e\n\u003ctd\u003e2016 – 2022\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eEngine\u003c\/th\u003e\n\u003ctd\u003e3.0L turbo inline-six (B58)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTrims\u003c\/th\u003e\n\u003ctd\u003e740i, 740Li, 740i xDrive\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMid-pipe flange\u003c\/th\u003e\n\u003ctd\u003eOEM, bolt-on — no cutting, no welding\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"qhce-prod-spec-block\"\u003e\n\u003ch3\u003eSOUND PROFILE\u003c\/h3\u003e\n\u003cp\u003eClosed: boardroom-quiet. Open: deep B58 six on demand.\u003c\/p\u003e\n\u003cdiv class=\"qhce-prod-sound\"\u003e\n\u003cdiv class=\"qhce-prod-sound-row\"\u003e\n\u003cspan class=\"qhce-prod-sound-label\"\u003eSTOCK OEM\u003c\/span\u003e\u003cdiv class=\"qhce-prod-sound-bar\"\u003e\u003cdiv class=\"qhce-prod-sound-fill\" style=\"width:55%;background:#666\"\u003e\u003c\/div\u003e\u003c\/div\u003e\n\u003cspan class=\"qhce-prod-sound-val\"\u003e~82 dB\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"qhce-prod-sound-row\"\u003e\n\u003cspan class=\"qhce-prod-sound-label\"\u003eVALVES CLOSED\u003c\/span\u003e\u003cdiv class=\"qhce-prod-sound-bar\"\u003e\u003cdiv class=\"qhce-prod-sound-fill\" style=\"width:62%;background:#888\"\u003e\u003c\/div\u003e\u003c\/div\u003e\n\u003cspan class=\"qhce-prod-sound-val\"\u003e~88 dB\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"qhce-prod-sound-row\"\u003e\n\u003cspan class=\"qhce-prod-sound-label\"\u003eVALVES OPEN\u003c\/span\u003e\u003cdiv class=\"qhce-prod-sound-bar\"\u003e\u003cdiv class=\"qhce-prod-sound-fill\" style=\"width:95%;background:#C8102E\"\u003e\u003c\/div\u003e\u003c\/div\u003e\n\u003cspan class=\"qhce-prod-sound-val\"\u003e~102 dB\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cp class=\"qhce-prod-sound-note\"\u003eMeasured at 50 ft, idle, ambient temp. WOT pulls 8-12 dB higher.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"qhce-prod-spec-block\"\u003e\n\u003ch3\u003eMATERIAL SPECS\u003c\/h3\u003e\n\u003cul class=\"qhce-prod-list\"\u003e\n\u003cli\u003e\n\u003cstrong\u003ePipes:\u003c\/strong\u003e T304 stainless, 1.6mm wall, 3\" mandrel\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWelds:\u003c\/strong\u003e TIG-welded, back-purged, X-ray inspected\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMuffler chamber:\u003c\/strong\u003e Twin-valve bypass with X-pipe\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTips:\u003c\/strong\u003e Polished stainless quad\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeat shielding:\u003c\/strong\u003e Multi-layer titanium foil + stainless wrap on muffler section\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"qhce-prod-spec-block\"\u003e\n\u003ch3\u003eWHAT'S IN THE BOX\u003c\/h3\u003e\n\u003cul class=\"qhce-prod-list\"\u003e\n\u003cli\u003eFull catback assembly (mid-pipe + muffler + tailpipes)\u003c\/li\u003e\n\u003cli\u003ePre-installed electronic valve actuators (CNC-machined billet)\u003c\/li\u003e\n\u003cli\u003eWireless remote (anodized aluminum fob)\u003c\/li\u003e\n\u003cli\u003eKey-chain switch + cabin-mount controller\u003c\/li\u003e\n\u003cli\u003eAll OEM-spec hardware, gaskets, V-band clamps\u003c\/li\u003e\n\u003cli\u003ePrinted install guide + digital fitment notes\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"qhce-prod-spec-block\"\u003e\n\u003ch3\u003eINSTALLATION\u003c\/h3\u003e\n\u003cp\u003e2.5-3 hours on a lift. Bolt-on, no cutting, no tuning. New gaskets and clamps included.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"qhce-prod-spec-block\"\u003e\n\u003ch3\u003eSHIPPING \u0026amp; LEAD TIME\u003c\/h3\u003e\n\u003ctable class=\"qhce-prod-table\"\u003e\n\u003ctr\u003e\n\u003cth\u003eProduction\u003c\/th\u003e\n\u003ctd\u003e~7 business days — every kit is built-to-order, TIG-welded and QC'd before it leaves the floor.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eFreight\u003c\/th\u003e\n\u003ctd\u003e4–5 business days, continental US, fully insured + tracked.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTotal time to door\u003c\/th\u003e\n\u003ctd\u003eRoughly 2.5 weeks from checkout to delivery.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eShipping cost\u003c\/th\u003e\n\u003ctd\u003eFree on orders $1,000+ in the continental US. AK \/ HI \/ international quoted at checkout.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eNotes\u003c\/th\u003e\n\u003ctd\u003eYou'll get a tracking number the moment the kit ships. Any production delays are flagged in writing the same day.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"qhce-prod-spec-block\"\u003e\n\u003ch3\u003eWARRANTY\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eLifetime structural warranty\u003c\/strong\u003e on the pipes. \u003cstrong\u003e2 years\u003c\/strong\u003e on electronic valve actuators and remote system. \u003cstrong\u003e1 year\u003c\/strong\u003e on cosmetic finish.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cp class=\"qhce-prod-legal\"\u003eFor off-road \/ track use only. Not CARB-certified. Loud — check local laws before street use.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"QHCE","offers":[{"title":"Default Title","offer_id":46956604391612,"sku":null,"price":1699.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0774\/8904\/5692\/files\/01_main_884a9bcd-4c6a-4b79-a1bb-eccb8b3f6720.jpg?v=1781362313"},{"product_id":"bmw-z4-g29-catback","title":"QHCE Z4 Catback — BMW Z4 sDrive (G29, B58)","description":"\u003cdiv class=\"qhce-prod\"\u003e\n\u003cp class=\"qhce-prod-intro\"\u003eThe G29 Z4 M40i shares the B58 with the Supra — and the same muted factory note. This catback gives the roadster the open-top soundtrack it should have shipped with.\u003c\/p\u003e\n\u003cdiv class=\"qhce-prod-spec-block\"\u003e\n\u003ch3\u003eFITMENT\u003c\/h3\u003e\n\u003ctable class=\"qhce-prod-table\"\u003e\n\u003ctr\u003e\n\u003cth\u003eChassis\u003c\/th\u003e\n\u003ctd\u003eG29 (Z4 roadster)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eYears\u003c\/th\u003e\n\u003ctd\u003e2019 – 2026\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eEngine\u003c\/th\u003e\n\u003ctd\u003e2.0L \/ 3.0L turbo (B48 \/ B58)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTrims\u003c\/th\u003e\n\u003ctd\u003esDrive30i, sDrive M40i\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMid-pipe flange\u003c\/th\u003e\n\u003ctd\u003eOEM, bolt-on — no cutting, no welding\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"qhce-prod-spec-block\"\u003e\n\u003ch3\u003eSOUND PROFILE\u003c\/h3\u003e\n\u003cp\u003eClosed: cruise-quiet. Open: B58 snarl straight to your ears.\u003c\/p\u003e\n\u003cdiv class=\"qhce-prod-sound\"\u003e\n\u003cdiv class=\"qhce-prod-sound-row\"\u003e\n\u003cspan class=\"qhce-prod-sound-label\"\u003eSTOCK OEM\u003c\/span\u003e\u003cdiv class=\"qhce-prod-sound-bar\"\u003e\u003cdiv class=\"qhce-prod-sound-fill\" style=\"width:55%;background:#666\"\u003e\u003c\/div\u003e\u003c\/div\u003e\n\u003cspan class=\"qhce-prod-sound-val\"\u003e~82 dB\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"qhce-prod-sound-row\"\u003e\n\u003cspan class=\"qhce-prod-sound-label\"\u003eVALVES CLOSED\u003c\/span\u003e\u003cdiv class=\"qhce-prod-sound-bar\"\u003e\u003cdiv class=\"qhce-prod-sound-fill\" style=\"width:62%;background:#888\"\u003e\u003c\/div\u003e\u003c\/div\u003e\n\u003cspan class=\"qhce-prod-sound-val\"\u003e~88 dB\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"qhce-prod-sound-row\"\u003e\n\u003cspan class=\"qhce-prod-sound-label\"\u003eVALVES OPEN\u003c\/span\u003e\u003cdiv class=\"qhce-prod-sound-bar\"\u003e\u003cdiv class=\"qhce-prod-sound-fill\" style=\"width:95%;background:#C8102E\"\u003e\u003c\/div\u003e\u003c\/div\u003e\n\u003cspan class=\"qhce-prod-sound-val\"\u003e~102 dB\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cp class=\"qhce-prod-sound-note\"\u003eMeasured at 50 ft, idle, ambient temp. WOT pulls 8-12 dB higher.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"qhce-prod-spec-block\"\u003e\n\u003ch3\u003eMATERIAL SPECS\u003c\/h3\u003e\n\u003cul class=\"qhce-prod-list\"\u003e\n\u003cli\u003e\n\u003cstrong\u003ePipes:\u003c\/strong\u003e T304 stainless, 1.5mm wall, 3\" mandrel\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWelds:\u003c\/strong\u003e TIG-welded, back-purged, X-ray inspected\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMuffler chamber:\u003c\/strong\u003e Twin-valve bypass\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTips:\u003c\/strong\u003e Polished stainless quad\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeat shielding:\u003c\/strong\u003e Multi-layer titanium foil + stainless wrap on muffler section\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"qhce-prod-spec-block\"\u003e\n\u003ch3\u003eWHAT'S IN THE BOX\u003c\/h3\u003e\n\u003cul class=\"qhce-prod-list\"\u003e\n\u003cli\u003eFull catback assembly (mid-pipe + muffler + tailpipes)\u003c\/li\u003e\n\u003cli\u003ePre-installed electronic valve actuators (CNC-machined billet)\u003c\/li\u003e\n\u003cli\u003eWireless remote (anodized aluminum fob)\u003c\/li\u003e\n\u003cli\u003eKey-chain switch + cabin-mount controller\u003c\/li\u003e\n\u003cli\u003eAll OEM-spec hardware, gaskets, V-band clamps\u003c\/li\u003e\n\u003cli\u003ePrinted install guide + digital fitment notes\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"qhce-prod-spec-block\"\u003e\n\u003ch3\u003eINSTALLATION\u003c\/h3\u003e\n\u003cp\u003e2-2.5 hours on a lift. Bolt-on, no cutting, no tuning. New gaskets and clamps included.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"qhce-prod-spec-block\"\u003e\n\u003ch3\u003eSHIPPING \u0026amp; LEAD TIME\u003c\/h3\u003e\n\u003ctable class=\"qhce-prod-table\"\u003e\n\u003ctr\u003e\n\u003cth\u003eProduction\u003c\/th\u003e\n\u003ctd\u003e~7 business days — every kit is built-to-order, TIG-welded and QC'd before it leaves the floor.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eFreight\u003c\/th\u003e\n\u003ctd\u003e4–5 business days, continental US, fully insured + tracked.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTotal time to door\u003c\/th\u003e\n\u003ctd\u003eRoughly 2.5 weeks from checkout to delivery.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eShipping cost\u003c\/th\u003e\n\u003ctd\u003eFree on orders $1,000+ in the continental US. AK \/ HI \/ international quoted at checkout.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eNotes\u003c\/th\u003e\n\u003ctd\u003eYou'll get a tracking number the moment the kit ships. Any production delays are flagged in writing the same day.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"qhce-prod-spec-block\"\u003e\n\u003ch3\u003eWARRANTY\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eLifetime structural warranty\u003c\/strong\u003e on the pipes. \u003cstrong\u003e2 years\u003c\/strong\u003e on electronic valve actuators and remote system. \u003cstrong\u003e1 year\u003c\/strong\u003e on cosmetic finish.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cp class=\"qhce-prod-legal\"\u003eFor off-road \/ track use only. Not CARB-certified. Loud — check local laws before street use.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"QHCE","offers":[{"title":"Default Title","offer_id":46956604424380,"sku":null,"price":1699.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0774\/8904\/5692\/files\/01_main_b4d015d1-90f3-40d3-b152-6aa85ee010f6.jpg?v=1781362118"},{"product_id":"bmw-x3-f25-catback","title":"QHCE X3 Catback — BMW X3 (F25, N20)","description":"\u003cdiv class=\"qhce-prod\"\u003e\n\u003cp class=\"qhce-prod-intro\"\u003eThe F25 X3 is the daily-driver SUV that nobody expects to sound good. The 2.0T valvetronic catback changes that.\u003c\/p\u003e\n\u003cdiv class=\"qhce-prod-spec-block\"\u003e\n\u003ch3\u003eFITMENT\u003c\/h3\u003e\n\u003ctable class=\"qhce-prod-table\"\u003e\n\u003ctr\u003e\n\u003cth\u003eChassis\u003c\/th\u003e\n\u003ctd\u003eF25 (X3 SAV)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eYears\u003c\/th\u003e\n\u003ctd\u003e2011 – 2017\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eEngine\u003c\/th\u003e\n\u003ctd\u003e2.0L turbo inline-four (N20)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTrims\u003c\/th\u003e\n\u003ctd\u003exDrive28i, xDrive20i\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMid-pipe flange\u003c\/th\u003e\n\u003ctd\u003eOEM, bolt-on — no cutting, no welding\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"qhce-prod-spec-block\"\u003e\n\u003ch3\u003eSOUND PROFILE\u003c\/h3\u003e\n\u003cp\u003eClosed: family-quiet. Open: turbo-four bark.\u003c\/p\u003e\n\u003cdiv class=\"qhce-prod-sound\"\u003e\n\u003cdiv class=\"qhce-prod-sound-row\"\u003e\n\u003cspan class=\"qhce-prod-sound-label\"\u003eSTOCK OEM\u003c\/span\u003e\u003cdiv class=\"qhce-prod-sound-bar\"\u003e\u003cdiv class=\"qhce-prod-sound-fill\" style=\"width:55%;background:#666\"\u003e\u003c\/div\u003e\u003c\/div\u003e\n\u003cspan class=\"qhce-prod-sound-val\"\u003e~82 dB\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"qhce-prod-sound-row\"\u003e\n\u003cspan class=\"qhce-prod-sound-label\"\u003eVALVES CLOSED\u003c\/span\u003e\u003cdiv class=\"qhce-prod-sound-bar\"\u003e\u003cdiv class=\"qhce-prod-sound-fill\" style=\"width:62%;background:#888\"\u003e\u003c\/div\u003e\u003c\/div\u003e\n\u003cspan class=\"qhce-prod-sound-val\"\u003e~88 dB\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"qhce-prod-sound-row\"\u003e\n\u003cspan class=\"qhce-prod-sound-label\"\u003eVALVES OPEN\u003c\/span\u003e\u003cdiv class=\"qhce-prod-sound-bar\"\u003e\u003cdiv class=\"qhce-prod-sound-fill\" style=\"width:95%;background:#C8102E\"\u003e\u003c\/div\u003e\u003c\/div\u003e\n\u003cspan class=\"qhce-prod-sound-val\"\u003e~102 dB\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cp class=\"qhce-prod-sound-note\"\u003eMeasured at 50 ft, idle, ambient temp. WOT pulls 8-12 dB higher.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"qhce-prod-spec-block\"\u003e\n\u003ch3\u003eMATERIAL SPECS\u003c\/h3\u003e\n\u003cul class=\"qhce-prod-list\"\u003e\n\u003cli\u003e\n\u003cstrong\u003ePipes:\u003c\/strong\u003e T304 stainless, 1.5mm wall\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWelds:\u003c\/strong\u003e TIG-welded, back-purged, X-ray inspected\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMuffler chamber:\u003c\/strong\u003e Single-valve bypass\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTips:\u003c\/strong\u003e Polished stainless dual\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeat shielding:\u003c\/strong\u003e Multi-layer titanium foil + stainless wrap on muffler section\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"qhce-prod-spec-block\"\u003e\n\u003ch3\u003eWHAT'S IN THE BOX\u003c\/h3\u003e\n\u003cul class=\"qhce-prod-list\"\u003e\n\u003cli\u003eFull catback assembly (mid-pipe + muffler + tailpipes)\u003c\/li\u003e\n\u003cli\u003ePre-installed electronic valve actuators (CNC-machined billet)\u003c\/li\u003e\n\u003cli\u003eWireless remote (anodized aluminum fob)\u003c\/li\u003e\n\u003cli\u003eKey-chain switch + cabin-mount controller\u003c\/li\u003e\n\u003cli\u003eAll OEM-spec hardware, gaskets, V-band clamps\u003c\/li\u003e\n\u003cli\u003ePrinted install guide + digital fitment notes\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"qhce-prod-spec-block\"\u003e\n\u003ch3\u003eINSTALLATION\u003c\/h3\u003e\n\u003cp\u003e2-2.5 hours on a lift. Bolt-on, no cutting, no tuning. New gaskets and clamps included.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"qhce-prod-spec-block\"\u003e\n\u003ch3\u003eSHIPPING \u0026amp; LEAD TIME\u003c\/h3\u003e\n\u003ctable class=\"qhce-prod-table\"\u003e\n\u003ctr\u003e\n\u003cth\u003eProduction\u003c\/th\u003e\n\u003ctd\u003e~7 business days — every kit is built-to-order, TIG-welded and QC'd before it leaves the floor.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eFreight\u003c\/th\u003e\n\u003ctd\u003e4–5 business days, continental US, fully insured + tracked.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTotal time to door\u003c\/th\u003e\n\u003ctd\u003eRoughly 2.5 weeks from checkout to delivery.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eShipping cost\u003c\/th\u003e\n\u003ctd\u003eFree on orders $1,000+ in the continental US. AK \/ HI \/ international quoted at checkout.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eNotes\u003c\/th\u003e\n\u003ctd\u003eYou'll get a tracking number the moment the kit ships. Any production delays are flagged in writing the same day.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"qhce-prod-spec-block\"\u003e\n\u003ch3\u003eWARRANTY\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eLifetime structural warranty\u003c\/strong\u003e on the pipes. \u003cstrong\u003e2 years\u003c\/strong\u003e on electronic valve actuators and remote system. \u003cstrong\u003e1 year\u003c\/strong\u003e on cosmetic finish.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cp class=\"qhce-prod-legal\"\u003eFor off-road \/ track use only. Not CARB-certified. Loud — check local laws before street use.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"QHCE","offers":[{"title":"Default Title","offer_id":46956604457148,"sku":null,"price":1499.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0774\/8904\/5692\/files\/01_main_715996d2-608c-4a59-b421-ecabdbc9cb5a.jpg?v=1781362136"},{"product_id":"bmw-x3-m40i-g01-catback","title":"QHCE X3 M40i Catback — BMW G01 (B58)","description":"\u003cdiv class=\"qhce-prod\"\u003e\n\u003cp class=\"qhce-prod-intro\"\u003eThe G01 X3 M40i is a B58 sleeper SUV. This catback turns the school-run hauler into something that announces itself.\u003c\/p\u003e\n\u003cdiv class=\"qhce-prod-spec-block\"\u003e\n\u003ch3\u003eFITMENT\u003c\/h3\u003e\n\u003ctable class=\"qhce-prod-table\"\u003e\n\u003ctr\u003e\n\u003cth\u003eChassis\u003c\/th\u003e\n\u003ctd\u003eG01 (X3 M40i)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eYears\u003c\/th\u003e\n\u003ctd\u003e2018 – 2024\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eEngine\u003c\/th\u003e\n\u003ctd\u003e3.0L turbo inline-six (B58)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTrims\u003c\/th\u003e\n\u003ctd\u003eX3 M40i\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMid-pipe flange\u003c\/th\u003e\n\u003ctd\u003eOEM, bolt-on — no cutting, no welding\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"qhce-prod-spec-block\"\u003e\n\u003ch3\u003eSOUND PROFILE\u003c\/h3\u003e\n\u003cp\u003eClosed: subtle. Open: full B58 six bellow.\u003c\/p\u003e\n\u003cdiv class=\"qhce-prod-sound\"\u003e\n\u003cdiv class=\"qhce-prod-sound-row\"\u003e\n\u003cspan class=\"qhce-prod-sound-label\"\u003eSTOCK OEM\u003c\/span\u003e\u003cdiv class=\"qhce-prod-sound-bar\"\u003e\u003cdiv class=\"qhce-prod-sound-fill\" style=\"width:55%;background:#666\"\u003e\u003c\/div\u003e\u003c\/div\u003e\n\u003cspan class=\"qhce-prod-sound-val\"\u003e~82 dB\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"qhce-prod-sound-row\"\u003e\n\u003cspan class=\"qhce-prod-sound-label\"\u003eVALVES CLOSED\u003c\/span\u003e\u003cdiv class=\"qhce-prod-sound-bar\"\u003e\u003cdiv class=\"qhce-prod-sound-fill\" style=\"width:62%;background:#888\"\u003e\u003c\/div\u003e\u003c\/div\u003e\n\u003cspan class=\"qhce-prod-sound-val\"\u003e~88 dB\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"qhce-prod-sound-row\"\u003e\n\u003cspan class=\"qhce-prod-sound-label\"\u003eVALVES OPEN\u003c\/span\u003e\u003cdiv class=\"qhce-prod-sound-bar\"\u003e\u003cdiv class=\"qhce-prod-sound-fill\" style=\"width:95%;background:#C8102E\"\u003e\u003c\/div\u003e\u003c\/div\u003e\n\u003cspan class=\"qhce-prod-sound-val\"\u003e~102 dB\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cp class=\"qhce-prod-sound-note\"\u003eMeasured at 50 ft, idle, ambient temp. WOT pulls 8-12 dB higher.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"qhce-prod-spec-block\"\u003e\n\u003ch3\u003eMATERIAL SPECS\u003c\/h3\u003e\n\u003cul class=\"qhce-prod-list\"\u003e\n\u003cli\u003e\n\u003cstrong\u003ePipes:\u003c\/strong\u003e T304 stainless, 1.6mm wall, 3\" mandrel\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWelds:\u003c\/strong\u003e TIG-welded, back-purged, X-ray inspected\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMuffler chamber:\u003c\/strong\u003e Twin-valve bypass\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTips:\u003c\/strong\u003e Forged carbon over stainless, quad\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeat shielding:\u003c\/strong\u003e Multi-layer titanium foil + stainless wrap on muffler section\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"qhce-prod-spec-block\"\u003e\n\u003ch3\u003eWHAT'S IN THE BOX\u003c\/h3\u003e\n\u003cul class=\"qhce-prod-list\"\u003e\n\u003cli\u003eFull catback assembly (mid-pipe + muffler + tailpipes)\u003c\/li\u003e\n\u003cli\u003ePre-installed electronic valve actuators (CNC-machined billet)\u003c\/li\u003e\n\u003cli\u003eWireless remote (anodized aluminum fob)\u003c\/li\u003e\n\u003cli\u003eKey-chain switch + cabin-mount controller\u003c\/li\u003e\n\u003cli\u003eAll OEM-spec hardware, gaskets, V-band clamps\u003c\/li\u003e\n\u003cli\u003ePrinted install guide + digital fitment notes\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"qhce-prod-spec-block\"\u003e\n\u003ch3\u003eINSTALLATION\u003c\/h3\u003e\n\u003cp\u003e2.5 hours on a lift. Bolt-on, no cutting, no tuning. New gaskets and clamps included.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"qhce-prod-spec-block\"\u003e\n\u003ch3\u003eSHIPPING \u0026amp; LEAD TIME\u003c\/h3\u003e\n\u003ctable class=\"qhce-prod-table\"\u003e\n\u003ctr\u003e\n\u003cth\u003eProduction\u003c\/th\u003e\n\u003ctd\u003e~7 business days — every kit is built-to-order, TIG-welded and QC'd before it leaves the floor.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eFreight\u003c\/th\u003e\n\u003ctd\u003e4–5 business days, continental US, fully insured + tracked.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTotal time to door\u003c\/th\u003e\n\u003ctd\u003eRoughly 2.5 weeks from checkout to delivery.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eShipping cost\u003c\/th\u003e\n\u003ctd\u003eFree on orders $1,000+ in the continental US. AK \/ HI \/ international quoted at checkout.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eNotes\u003c\/th\u003e\n\u003ctd\u003eYou'll get a tracking number the moment the kit ships. Any production delays are flagged in writing the same day.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"qhce-prod-spec-block\"\u003e\n\u003ch3\u003eWARRANTY\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eLifetime structural warranty\u003c\/strong\u003e on the pipes. \u003cstrong\u003e2 years\u003c\/strong\u003e on electronic valve actuators and remote system. \u003cstrong\u003e1 year\u003c\/strong\u003e on cosmetic finish.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cp class=\"qhce-prod-legal\"\u003eFor off-road \/ track use only. Not CARB-certified. Loud — check local laws before street use.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"QHCE","offers":[{"title":"Default Title","offer_id":46956604489916,"sku":null,"price":1899.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0774\/8904\/5692\/files\/01_main_fc723dff-6904-41b0-8312-fb80eb39487b.jpg?v=1781362331"},{"product_id":"bmw-x3m-x4m-f97-f98-catback","title":"QHCE X3M \/ X4M Catback — BMW F97 \/ F98 (S58, Titanium)","description":"\u003cdiv class=\"qhce-prod\"\u003e\n\u003cp class=\"qhce-prod-intro\"\u003eThe F97 X3M \/ F98 X4M run the S58 — the same engine as the G80 M3. Titanium valvetronic catback to match the 500+ hp super-SUV character.\u003c\/p\u003e\n\u003cdiv class=\"qhce-prod-spec-block\"\u003e\n\u003ch3\u003eFITMENT\u003c\/h3\u003e\n\u003ctable class=\"qhce-prod-table\"\u003e\n\u003ctr\u003e\n\u003cth\u003eChassis\u003c\/th\u003e\n\u003ctd\u003eF97 \/ F98 (X3M \/ X4M)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eYears\u003c\/th\u003e\n\u003ctd\u003e2020 – 2024\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eEngine\u003c\/th\u003e\n\u003ctd\u003e3.0L twin-turbo inline-six (S58)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTrims\u003c\/th\u003e\n\u003ctd\u003eX3M, X3M Competition, X4M, X4M Competition\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMid-pipe flange\u003c\/th\u003e\n\u003ctd\u003eOEM, bolt-on — no cutting, no welding\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"qhce-prod-spec-block\"\u003e\n\u003ch3\u003eSOUND PROFILE\u003c\/h3\u003e\n\u003cp\u003eClosed: streetable. Open: S58 super-SUV roar.\u003c\/p\u003e\n\u003cdiv class=\"qhce-prod-sound\"\u003e\n\u003cdiv class=\"qhce-prod-sound-row\"\u003e\n\u003cspan class=\"qhce-prod-sound-label\"\u003eSTOCK OEM\u003c\/span\u003e\u003cdiv class=\"qhce-prod-sound-bar\"\u003e\u003cdiv class=\"qhce-prod-sound-fill\" style=\"width:55%;background:#666\"\u003e\u003c\/div\u003e\u003c\/div\u003e\n\u003cspan class=\"qhce-prod-sound-val\"\u003e~82 dB\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"qhce-prod-sound-row\"\u003e\n\u003cspan class=\"qhce-prod-sound-label\"\u003eVALVES CLOSED\u003c\/span\u003e\u003cdiv class=\"qhce-prod-sound-bar\"\u003e\u003cdiv class=\"qhce-prod-sound-fill\" style=\"width:62%;background:#888\"\u003e\u003c\/div\u003e\u003c\/div\u003e\n\u003cspan class=\"qhce-prod-sound-val\"\u003e~88 dB\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"qhce-prod-sound-row\"\u003e\n\u003cspan class=\"qhce-prod-sound-label\"\u003eVALVES OPEN\u003c\/span\u003e\u003cdiv class=\"qhce-prod-sound-bar\"\u003e\u003cdiv class=\"qhce-prod-sound-fill\" style=\"width:95%;background:#C8102E\"\u003e\u003c\/div\u003e\u003c\/div\u003e\n\u003cspan class=\"qhce-prod-sound-val\"\u003e~102 dB\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cp class=\"qhce-prod-sound-note\"\u003eMeasured at 50 ft, idle, ambient temp. WOT pulls 8-12 dB higher.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"qhce-prod-spec-block\"\u003e\n\u003ch3\u003eMATERIAL SPECS\u003c\/h3\u003e\n\u003cul class=\"qhce-prod-list\"\u003e\n\u003cli\u003e\n\u003cstrong\u003ePipes:\u003c\/strong\u003e Grade-5 titanium, 1.5mm wall, 3.5\" mandrel\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWelds:\u003c\/strong\u003e TIG-welded, back-purged, X-ray inspected\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMuffler chamber:\u003c\/strong\u003e Twin-valve resonance chamber\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTips:\u003c\/strong\u003e Forged carbon over titanium, quad\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeat shielding:\u003c\/strong\u003e Multi-layer titanium foil + stainless wrap on muffler section\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"qhce-prod-spec-block\"\u003e\n\u003ch3\u003eWHAT'S IN THE BOX\u003c\/h3\u003e\n\u003cul class=\"qhce-prod-list\"\u003e\n\u003cli\u003eFull catback assembly (mid-pipe + muffler + tailpipes)\u003c\/li\u003e\n\u003cli\u003ePre-installed electronic valve actuators (CNC-machined billet)\u003c\/li\u003e\n\u003cli\u003eWireless remote (anodized aluminum fob)\u003c\/li\u003e\n\u003cli\u003eKey-chain switch + cabin-mount controller\u003c\/li\u003e\n\u003cli\u003eAll OEM-spec hardware, gaskets, V-band clamps\u003c\/li\u003e\n\u003cli\u003ePrinted install guide + digital fitment notes\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"qhce-prod-spec-block\"\u003e\n\u003ch3\u003eINSTALLATION\u003c\/h3\u003e\n\u003cp\u003e2.5-3 hours on a lift. Bolt-on, no cutting, no tuning. New gaskets and clamps included.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"qhce-prod-spec-block\"\u003e\n\u003ch3\u003eSHIPPING \u0026amp; LEAD TIME\u003c\/h3\u003e\n\u003ctable class=\"qhce-prod-table\"\u003e\n\u003ctr\u003e\n\u003cth\u003eProduction\u003c\/th\u003e\n\u003ctd\u003e~7 business days — every kit is built-to-order, TIG-welded and QC'd before it leaves the floor.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eFreight\u003c\/th\u003e\n\u003ctd\u003e4–5 business days, continental US, fully insured + tracked.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTotal time to door\u003c\/th\u003e\n\u003ctd\u003eRoughly 2.5 weeks from checkout to delivery.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eShipping cost\u003c\/th\u003e\n\u003ctd\u003eFree on orders $1,000+ in the continental US. AK \/ HI \/ international quoted at checkout.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eNotes\u003c\/th\u003e\n\u003ctd\u003eYou'll get a tracking number the moment the kit ships. Any production delays are flagged in writing the same day.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"qhce-prod-spec-block\"\u003e\n\u003ch3\u003eWARRANTY\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eLifetime structural warranty\u003c\/strong\u003e on the pipes. \u003cstrong\u003e2 years\u003c\/strong\u003e on electronic valve actuators and remote system. \u003cstrong\u003e1 year\u003c\/strong\u003e on cosmetic finish.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cp class=\"qhce-prod-legal\"\u003eFor off-road \/ track use only. Not CARB-certified. Loud — check local laws before street use.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"QHCE","offers":[{"title":"Default Title","offer_id":46956604522684,"sku":null,"price":3199.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0774\/8904\/5692\/files\/01_main_19f52bd9-bff9-4ae5-b983-40c74ad60ff5.jpg?v=1781362154"},{"product_id":"bmw-x6m-e71-catback","title":"QHCE X6M Catback — BMW E71 (N63 4.4 V8)","description":"\u003cdiv class=\"qhce-prod\"\u003e\n\u003cp class=\"qhce-prod-intro\"\u003eThe E71 X6M was the original super-coupe-SUV — a 4.4 twin-turbo V8 muffled into submission. This catback gives the N63 its V8 thunder back.\u003c\/p\u003e\n\u003cdiv class=\"qhce-prod-spec-block\"\u003e\n\u003ch3\u003eFITMENT\u003c\/h3\u003e\n\u003ctable class=\"qhce-prod-table\"\u003e\n\u003ctr\u003e\n\u003cth\u003eChassis\u003c\/th\u003e\n\u003ctd\u003eE71 (X6M)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eYears\u003c\/th\u003e\n\u003ctd\u003e2009 – 2014\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eEngine\u003c\/th\u003e\n\u003ctd\u003e4.4L twin-turbo V8 (N63 \/ S63)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTrims\u003c\/th\u003e\n\u003ctd\u003eX6M, X5M\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMid-pipe flange\u003c\/th\u003e\n\u003ctd\u003eOEM, bolt-on — no cutting, no welding\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"qhce-prod-spec-block\"\u003e\n\u003ch3\u003eSOUND PROFILE\u003c\/h3\u003e\n\u003cp\u003eClosed: heavy-luxury quiet. Open: N63 V8 bellow.\u003c\/p\u003e\n\u003cdiv class=\"qhce-prod-sound\"\u003e\n\u003cdiv class=\"qhce-prod-sound-row\"\u003e\n\u003cspan class=\"qhce-prod-sound-label\"\u003eSTOCK OEM\u003c\/span\u003e\u003cdiv class=\"qhce-prod-sound-bar\"\u003e\u003cdiv class=\"qhce-prod-sound-fill\" style=\"width:55%;background:#666\"\u003e\u003c\/div\u003e\u003c\/div\u003e\n\u003cspan class=\"qhce-prod-sound-val\"\u003e~82 dB\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"qhce-prod-sound-row\"\u003e\n\u003cspan class=\"qhce-prod-sound-label\"\u003eVALVES CLOSED\u003c\/span\u003e\u003cdiv class=\"qhce-prod-sound-bar\"\u003e\u003cdiv class=\"qhce-prod-sound-fill\" style=\"width:62%;background:#888\"\u003e\u003c\/div\u003e\u003c\/div\u003e\n\u003cspan class=\"qhce-prod-sound-val\"\u003e~88 dB\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"qhce-prod-sound-row\"\u003e\n\u003cspan class=\"qhce-prod-sound-label\"\u003eVALVES OPEN\u003c\/span\u003e\u003cdiv class=\"qhce-prod-sound-bar\"\u003e\u003cdiv class=\"qhce-prod-sound-fill\" style=\"width:95%;background:#C8102E\"\u003e\u003c\/div\u003e\u003c\/div\u003e\n\u003cspan class=\"qhce-prod-sound-val\"\u003e~102 dB\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cp class=\"qhce-prod-sound-note\"\u003eMeasured at 50 ft, idle, ambient temp. WOT pulls 8-12 dB higher.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"qhce-prod-spec-block\"\u003e\n\u003ch3\u003eMATERIAL SPECS\u003c\/h3\u003e\n\u003cul class=\"qhce-prod-list\"\u003e\n\u003cli\u003e\n\u003cstrong\u003ePipes:\u003c\/strong\u003e T304 stainless, 1.8mm wall, 3.5\" mandrel\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWelds:\u003c\/strong\u003e TIG-welded, back-purged, X-ray inspected\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMuffler chamber:\u003c\/strong\u003e Twin-valve bypass with X-pipe\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTips:\u003c\/strong\u003e Polished stainless quad\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeat shielding:\u003c\/strong\u003e Multi-layer titanium foil + stainless wrap on muffler section\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"qhce-prod-spec-block\"\u003e\n\u003ch3\u003eWHAT'S IN THE BOX\u003c\/h3\u003e\n\u003cul class=\"qhce-prod-list\"\u003e\n\u003cli\u003eFull catback assembly (mid-pipe + muffler + tailpipes)\u003c\/li\u003e\n\u003cli\u003ePre-installed electronic valve actuators (CNC-machined billet)\u003c\/li\u003e\n\u003cli\u003eWireless remote (anodized aluminum fob)\u003c\/li\u003e\n\u003cli\u003eKey-chain switch + cabin-mount controller\u003c\/li\u003e\n\u003cli\u003eAll OEM-spec hardware, gaskets, V-band clamps\u003c\/li\u003e\n\u003cli\u003ePrinted install guide + digital fitment notes\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"qhce-prod-spec-block\"\u003e\n\u003ch3\u003eINSTALLATION\u003c\/h3\u003e\n\u003cp\u003e3 hours on a lift. Bolt-on, no cutting, no tuning. New gaskets and clamps included.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"qhce-prod-spec-block\"\u003e\n\u003ch3\u003eSHIPPING \u0026amp; LEAD TIME\u003c\/h3\u003e\n\u003ctable class=\"qhce-prod-table\"\u003e\n\u003ctr\u003e\n\u003cth\u003eProduction\u003c\/th\u003e\n\u003ctd\u003e~7 business days — every kit is built-to-order, TIG-welded and QC'd before it leaves the floor.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eFreight\u003c\/th\u003e\n\u003ctd\u003e4–5 business days, continental US, fully insured + tracked.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTotal time to door\u003c\/th\u003e\n\u003ctd\u003eRoughly 2.5 weeks from checkout to delivery.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eShipping cost\u003c\/th\u003e\n\u003ctd\u003eFree on orders $1,000+ in the continental US. AK \/ HI \/ international quoted at checkout.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eNotes\u003c\/th\u003e\n\u003ctd\u003eYou'll get a tracking number the moment the kit ships. Any production delays are flagged in writing the same day.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"qhce-prod-spec-block\"\u003e\n\u003ch3\u003eWARRANTY\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eLifetime structural warranty\u003c\/strong\u003e on the pipes. \u003cstrong\u003e2 years\u003c\/strong\u003e on electronic valve actuators and remote system. \u003cstrong\u003e1 year\u003c\/strong\u003e on cosmetic finish.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cp class=\"qhce-prod-legal\"\u003eFor off-road \/ track use only. Not CARB-certified. Loud — check local laws before street use.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"QHCE","offers":[{"title":"Default Title","offer_id":46956604555452,"sku":null,"price":2099.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0774\/8904\/5692\/files\/01_main_c04d285f-8b81-4000-9683-ac797b9d00ff.jpg?v=1781362172"},{"product_id":"bmw-m5-e60-v10-catback","title":"QHCE M5 E60 Catback — BMW E60 (S85 5.0 V10)","description":"\u003cdiv class=\"qhce-prod\"\u003e\n\u003cp class=\"qhce-prod-intro\"\u003eThe E60 M5's S85 V10 is one of the greatest engines BMW ever built — an F1-derived 8,250-rpm screamer. This catback unleashes the V10 that emissions cans smothered.\u003c\/p\u003e\n\u003cdiv class=\"qhce-prod-spec-block\"\u003e\n\u003ch3\u003eFITMENT\u003c\/h3\u003e\n\u003ctable class=\"qhce-prod-table\"\u003e\n\u003ctr\u003e\n\u003cth\u003eChassis\u003c\/th\u003e\n\u003ctd\u003eE60 \/ E61 (M5)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eYears\u003c\/th\u003e\n\u003ctd\u003e2005 – 2010\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eEngine\u003c\/th\u003e\n\u003ctd\u003e5.0L naturally-aspirated V10 (S85)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTrims\u003c\/th\u003e\n\u003ctd\u003eM5 Sedan, M5 Touring\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMid-pipe flange\u003c\/th\u003e\n\u003ctd\u003eOEM, bolt-on — no cutting, no welding\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"qhce-prod-spec-block\"\u003e\n\u003ch3\u003eSOUND PROFILE\u003c\/h3\u003e\n\u003cp\u003eClosed: civil. Open: the full S85 V10 wail to 8,250 rpm.\u003c\/p\u003e\n\u003cdiv class=\"qhce-prod-sound\"\u003e\n\u003cdiv class=\"qhce-prod-sound-row\"\u003e\n\u003cspan class=\"qhce-prod-sound-label\"\u003eSTOCK OEM\u003c\/span\u003e\u003cdiv class=\"qhce-prod-sound-bar\"\u003e\u003cdiv class=\"qhce-prod-sound-fill\" style=\"width:55%;background:#666\"\u003e\u003c\/div\u003e\u003c\/div\u003e\n\u003cspan class=\"qhce-prod-sound-val\"\u003e~82 dB\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"qhce-prod-sound-row\"\u003e\n\u003cspan class=\"qhce-prod-sound-label\"\u003eVALVES CLOSED\u003c\/span\u003e\u003cdiv class=\"qhce-prod-sound-bar\"\u003e\u003cdiv class=\"qhce-prod-sound-fill\" style=\"width:62%;background:#888\"\u003e\u003c\/div\u003e\u003c\/div\u003e\n\u003cspan class=\"qhce-prod-sound-val\"\u003e~88 dB\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"qhce-prod-sound-row\"\u003e\n\u003cspan class=\"qhce-prod-sound-label\"\u003eVALVES OPEN\u003c\/span\u003e\u003cdiv class=\"qhce-prod-sound-bar\"\u003e\u003cdiv class=\"qhce-prod-sound-fill\" style=\"width:95%;background:#C8102E\"\u003e\u003c\/div\u003e\u003c\/div\u003e\n\u003cspan class=\"qhce-prod-sound-val\"\u003e~102 dB\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cp class=\"qhce-prod-sound-note\"\u003eMeasured at 50 ft, idle, ambient temp. WOT pulls 8-12 dB higher.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"qhce-prod-spec-block\"\u003e\n\u003ch3\u003eMATERIAL SPECS\u003c\/h3\u003e\n\u003cul class=\"qhce-prod-list\"\u003e\n\u003cli\u003e\n\u003cstrong\u003ePipes:\u003c\/strong\u003e T304 stainless, 1.6mm wall\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWelds:\u003c\/strong\u003e TIG-welded, back-purged, X-ray inspected\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMuffler chamber:\u003c\/strong\u003e Twin-valve bypass, V10-tuned\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTips:\u003c\/strong\u003e Polished stainless quad\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeat shielding:\u003c\/strong\u003e Multi-layer titanium foil + stainless wrap on muffler section\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"qhce-prod-spec-block\"\u003e\n\u003ch3\u003eWHAT'S IN THE BOX\u003c\/h3\u003e\n\u003cul class=\"qhce-prod-list\"\u003e\n\u003cli\u003eFull catback assembly (mid-pipe + muffler + tailpipes)\u003c\/li\u003e\n\u003cli\u003ePre-installed electronic valve actuators (CNC-machined billet)\u003c\/li\u003e\n\u003cli\u003eWireless remote (anodized aluminum fob)\u003c\/li\u003e\n\u003cli\u003eKey-chain switch + cabin-mount controller\u003c\/li\u003e\n\u003cli\u003eAll OEM-spec hardware, gaskets, V-band clamps\u003c\/li\u003e\n\u003cli\u003ePrinted install guide + digital fitment notes\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"qhce-prod-spec-block\"\u003e\n\u003ch3\u003eINSTALLATION\u003c\/h3\u003e\n\u003cp\u003e2.5-3 hours on a lift. Bolt-on, no cutting, no tuning. New gaskets and clamps included.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"qhce-prod-spec-block\"\u003e\n\u003ch3\u003eSHIPPING \u0026amp; LEAD TIME\u003c\/h3\u003e\n\u003ctable class=\"qhce-prod-table\"\u003e\n\u003ctr\u003e\n\u003cth\u003eProduction\u003c\/th\u003e\n\u003ctd\u003e~7 business days — every kit is built-to-order, TIG-welded and QC'd before it leaves the floor.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eFreight\u003c\/th\u003e\n\u003ctd\u003e4–5 business days, continental US, fully insured + tracked.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTotal time to door\u003c\/th\u003e\n\u003ctd\u003eRoughly 2.5 weeks from checkout to delivery.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eShipping cost\u003c\/th\u003e\n\u003ctd\u003eFree on orders $1,000+ in the continental US. AK \/ HI \/ international quoted at checkout.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eNotes\u003c\/th\u003e\n\u003ctd\u003eYou'll get a tracking number the moment the kit ships. Any production delays are flagged in writing the same day.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"qhce-prod-spec-block\"\u003e\n\u003ch3\u003eWARRANTY\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eLifetime structural warranty\u003c\/strong\u003e on the pipes. \u003cstrong\u003e2 years\u003c\/strong\u003e on electronic valve actuators and remote system. \u003cstrong\u003e1 year\u003c\/strong\u003e on cosmetic finish.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cp class=\"qhce-prod-legal\"\u003eFor off-road \/ track use only. Not CARB-certified. Loud — check local laws before street use.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"QHCE","offers":[{"title":"Default Title","offer_id":46956604588220,"sku":null,"price":2399.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0774\/8904\/5692\/files\/01_main_407a2c6a-6fd3-4f41-add5-e1cea4f0d606.jpg?v=1781362190"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0774\/8904\/5692\/collections\/photo-1580273916550-e323be2ae537.png?v=1779547590","url":"https:\/\/qhcemotors.com\/collections\/bmw.oembed","provider":"QHCE","version":"1.0","type":"link"}