{"product_id":"bmw-m3-m4-f80-f82-76mm-straight-single-catback-exhaust","title":"BMW M3\/M4 F80\/F82\/F83 S55 3.0T 76mm Straight Single Catback Exhaust System","description":"\u003ch2\u003eRaw Track Power \u0026amp; Sound — CEES BMW M3\/M4 F80\/F82 3.0T 76mm Straight-Through Single Catback Exhaust System\u003c\/h2\u003e\n\u003cp\u003e\u003ciframe width=\"315\" height=\"560\" src=\"https:\/\/www.youtube.com\/embed\/nI3nIr3b8H4\" title=\"CEES BMW M3\/M4 F80 F82 Exhaust Sound\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003eEngineered for dedicated track enthusiasts and performance purists, the CEES 76mm Straight-Through Single Catback Exhaust System for the BMW M3 (F80) and BMW M4 (F82\/F83) powered by the 3.0L S55 Twin-Turbo engine features an uncompromising \u003cb\u003efull straight-through architecture \u003c\/b\u003e. By replacing heavy, restrictive factory mufflers and multi-chamber resonators with an aerodynamic, high-flow \u003cb\u003e76mm (3.0\") single-pipe tract\u003c\/b\u003e, this system drastically slashes backpressure, optimizes turbo spool, cuts significant curb weight, and unleashes a ferocious, unfiltered motorsport roar.\u003cmeta charset=\"utf-8\"\u003e\u003c\/p\u003e\n\u003ch3\u003e🚀 Engineering Highlights\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eFull Straight-Through Flow  :\u003c\/b\u003e Zero internal baffles, chambers, or restrictive valves. Direct exhaust evacuation yields maximum high-RPM horsepower and torque potential for tuned and high-boost S55 platforms.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eHigh-Flow 76mm (3.0\") Single-Pipe Architecture:\u003c\/b\u003e Merges twin turbo runner tracts into an aerodynamically optimized 76mm mandrel-bent single pipe, optimizing exhaust gas velocity, improving scavenging, and drastically reducing high-load backpressure.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eDramatic Weight Savings:\u003c\/b\u003e Eliminates bulky factory rear mufflers and valve motors. The Grade 5 Titanium variant cuts total exhaust mass by over 45% compared to OEM.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eAggressive Motorsport Acoustic Tone:\u003c\/b\u003e Delivers an unapologetic, deep, and loud race sound profile with crisp throttle crackles, spool whistle, and visceral overrun pops.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eMaster-Tier Handcraftsmanship:\u003c\/b\u003e Precision TIG-welded from premium T304 Stainless Steel or aerospace Grade 5 Titanium to withstand extreme exhaust gas temperatures during track-day abuse.\u003cmeta charset=\"utf-8\"\u003e\n\u003ch3\u003e\u003cb\u003e\u003ciframe width=\"315\" height=\"560\" src=\"https:\/\/www.youtube.com\/embed\/j7kX6rYkVIQ\" title=\"CEES BMW M3\/M4 F80 F82 Exhaust Sound\"\u003e\u003c\/iframe\u003e\u003c\/b\u003e\u003c\/h3\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e📊 Technical Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cb\u003eFitment\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd\u003e• 2014–2018 BMW M3 (F80)\u003cbr\u003e• 2014–2020 BMW M4 (F82 Coupe \/ F83 Convertible)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cb\u003eEngine\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd\u003e3.0L S55 Twin-Turbocharged Inline-6\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cb\u003ePipe Diameter\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd\u003e76mm (3.0\") Mandrel-Bent High-Flow Piping\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cb\u003eSystem Architecture\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd\u003eFull Straight-Through Single Catback Exhaust System (Full-through design \/ Non-Valved \/ Non-Resonated)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cb\u003eMaterial Options\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd\u003ePremium T304 Stainless Steel \/ Ultra-Lightweight Grade 5 Titanium\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cb\u003eInstallation\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd\u003e100% bolt-on installation allows a return to stock at any time.（Reuses factory outlets）\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cb\u003ePlace of Origin\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd\u003eGuangdong, China (Direct Manufacturer)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cb\u003eWarranty\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd\u003e1 Year Limited Warranty\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cb\u003eWhat's Included\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd\u003e76mm straight single catback exhaust assembly + heavy-duty slip-fit clamps \u0026amp; installation hardware\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003chr\u003e\n\u003cp\u003e\u003ca style=\"display: inline-block; background-color: #25d366; color: #ffffff; padding: 12px 24px; border-radius: 6px; text-decoration: none; font-weight: bold; font-size: 16px;\" rel=\"noopener noreferrer\" href=\"https:\/\/wa.me\/8615626172519\" target=\"_blank\"\u003e✨ Bespoke Your Build — Chat with Our Specialists on WhatsApp\u003c\/a\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eWhatsApp:\u003c\/b\u003e +86 15626172519\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eEmail:\u003c\/b\u003e cees-exhaust@qq.com\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch3\u003e📦 Shipping \u0026amp; Lead Times\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003e🛠️ Production Time:\u003c\/b\u003e Built to order in \u003cb\u003e2–4 weeks\u003c\/b\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003e🚚 Shipping:\u003c\/b\u003e Premium express via DHL \/ FedEx \/ UPS — estimated \u003cb\u003e7–15 business days\u003c\/b\u003e to your door\u003c\/li\u003e\n\u003cli\u003e\u003cb\u003e📦 Free shipping\u003c\/b\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFAQ\u003c\/h2\u003e\n\u003cp\u003e\u003cb\u003e1. Why choose a 76mm (3.0\") single straight-through design?\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003eThe 76mm single-pipe layout provides substantial cross-sectional volume while significantly reducing turbulence compared to restrictive multi-pipe mufflers. For the S55 twin-turbo, a 76mm straight pipe yields the lowest backpressure and quickest boost threshold possible for track applications.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003e2. What does the \"Full Straight-Through\" design mean?\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003eA full straight-through catback provides a completely unrestricted, open exhaust path from downstream of the catalytic converters all the way to the exhaust tips. There are no baffles, packing chambers, or valves to impede gas flow, guaranteeing maximum exhaust flow velocity and pure race sound volume.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003e3. How loud is this straight-through catback system?\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003eThis is one of our loudest and most visceral configurations for the F8X chassis. It provides a crisp, aggressive motorsport tone under acceleration and distinct overrun burbles. It is tuned specifically for track days and drivers seeking maximum auditory presence.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003e4. Will this exhaust trigger a Check Engine Light (CEL)?\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003eNo. This catback system installs downstream of the factory downpipes and primary catalytic converters where the O2 sensors reside. Because oxygen sensor readings remain unaffected, it will not trigger a CEL.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003e5. Are you a direct manufacturer?\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003eYes — CEES Exhaust is a \u003cb\u003edirect manufacturer\u003c\/b\u003e based in Guangdong, China. We build our exhaust systems in-house with strict quality control, providing enthusiasts with race-proven engineering at factory-direct pricing.\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0582\/7539\/7747\/files\/e8d359b7ce873530e19a12cff70af115.jpg?v=1783407649\" alt=\"CEES Exhaust Direct Manufacturer Guangdong\"\u003e\u003c\/p\u003e","brand":"ceesexhaust","offers":[{"title":"ss304 exhaust","offer_id":43977297395827,"sku":"ss304 exhaust","price":780.0,"currency_code":"USD","in_stock":true},{"title":"titanium exhaust","offer_id":43977297428595,"sku":"titanium exhaust","price":1650.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0582\/7539\/7747\/files\/BMW_F80_Straight_Single_exhaust.jpg?v=1790157155","url":"https:\/\/cees-exhaust.com\/pt\/products\/bmw-m3-m4-f80-f82-76mm-straight-single-catback-exhaust","provider":"ceesexhaust","version":"1.0","type":"link"}