{"product_id":"afe-mach-force-xp-cat-back-exhaust-bmw-z4-m40i-g29-b58","title":"aFe MACH Force-XP Cat-Back Exhaust – BMW Z4 M40i (G29) B58","description":"\u003ch2\u003eOVERVIEW\u003c\/h2\u003e\n\u003cp\u003eThe aFe MACH Force-XP Cat-Back Exhaust transforms the B58-powered Z4 M40i with a deeper, more aggressive tone and freer flow, without sacrificing daily drivability. Built from mandrel-bent 304 stainless steel that steps from 3″ down to 2-1\/2″, it outflows the restrictive factory system while retaining the factory-style exhaust valves for a civil cruise and an open, race-inspired wail on demand. A direct bolt-on that exits through aggressive quad 3-1\/2″ tips.\u003c\/p\u003e\n\u003ch2\u003eSPECS\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eMandrel-bent 3″ to 2-1\/2″ 304 stainless steel construction, 100% TIG-welded\u003c\/li\u003e\n\u003cli\u003eHigh-flow stainless steel muffler with factory-style exhaust valves\u003c\/li\u003e\n\u003cli\u003eQuad 3-1\/2″ 304 stainless steel tips — finish per selection\u003c\/li\u003e\n\u003cli\u003eDeep, aggressive tone with valve-controlled volume\u003c\/li\u003e\n\u003cli\u003eDirect bolt-on using factory mounting locations; no cutting\u003c\/li\u003e\n\u003cli\u003eDoes not require a CARB EO#\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003ePARTS INCLUDED\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eMACH Force-XP cat-back exhaust (mid-section, valved muffler, and quad tips)\u003c\/li\u003e\n\u003cli\u003eBand clamps and mounting hardware\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eTECH RESOURCES\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0961\/4226\/2579\/files\/49-36352-B_Ins.pdf?v=1785516033\" rel=\"noopener\" target=\"_blank\"\u003eInstallation Instructions (PDF)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003eInstall\/overview video: \u003ca href=\"https:\/\/www.youtube.com\/watch?v=w4QRLtLQTOs\" rel=\"noopener\" target=\"_blank\"\u003eaFe MACH Force-XP Cat-Back (YouTube)\u003c\/a\u003e\n\u003c\/li\u003e\n\u003cli\u003eRetains the factory exhaust valves — reuses the factory valve motors (not included)\u003c\/li\u003e\n\u003cli\u003ePairs with our \u003ca href=\"\/products\/afe-bladerunner-charge-pipe-bmw-z4-m40i-g29-b58\"\u003eaFe BladeRunner Charge Pipe (Z4 M40i)\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003ePART NUMBER\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003ePolished Tips — 49-36352-P\u003c\/li\u003e\n\u003cli\u003eBlack Tips — 49-36352-B\u003c\/li\u003e\n\u003cli\u003eCarbon Fiber Tips — 49-36352-C\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eVEHICLE APPLICATIONS\u003c\/h2\u003e\n\u003ctable border=\"1\" cellpadding=\"6\" cellspacing=\"0\" style=\"border-collapse: collapse; width: 100%; text-align: left;\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eMake\u003c\/th\u003e\n\u003cth\u003eModel\u003c\/th\u003e\n\u003cth\u003eChassis\u003c\/th\u003e\n\u003cth\u003eEngine\u003c\/th\u003e\n\u003cth\u003eYear\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eBMW\u003c\/td\u003e\n\u003ctd\u003eZ4 M40i\u003c\/td\u003e\n\u003ctd\u003eG29\u003c\/td\u003e\n\u003ctd\u003eB58\u003c\/td\u003e\n\u003ctd\u003e2019–2026\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e","brand":"aFe Power","offers":[{"title":"Polished Tips","offer_id":53776844456243,"sku":"49-36352-P","price":2347.0,"currency_code":"USD","in_stock":true},{"title":"Black Tips","offer_id":53776844390707,"sku":"49-36352-B","price":2461.0,"currency_code":"USD","in_stock":true},{"title":"Carbon Fiber Tips","offer_id":53776844423475,"sku":"49-36352-C","price":2461.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0961\/4226\/2579\/files\/49-36352-p_1.webp?v=1785538009","url":"https:\/\/x58cartel.com\/products\/afe-mach-force-xp-cat-back-exhaust-bmw-z4-m40i-g29-b58","provider":"x58cartel","version":"1.0","type":"link"}