{"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","url":"https:\/\/qhcemotors.com\/products\/bmw-x3m-x4m-f97-f98-catback","provider":"QHCE","version":"1.0","type":"link"}