{"product_id":"performance-catless-down-pipes-bmw-m3-g80-m4-g82-g83-g8x-s58-3-0t","title":"BMW M3 G80 M4 G82 G83 CATLESS DOWNPIPES","description":"\u003cp class=\"ps-fitting\"\u003e\u003cstrong\u003eFitting price will be sent to you after purchase if selected.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"ps-intro\"\u003eUnleash your G80 M3 or G82\/G83 M4's full potential with these catless downpipes engineered for the S58 engine. Mandrel-bent T304 stainless steel or titanium construction delivers maximum flow, reduced turbo lag, and aggressive performance gains of up to 40 hp and 45 lb-ft torque.\u003c\/p\u003e\n\u003cdetails class=\"ps-acc\" open\u003e\u003csummary\u003eFeatures\u003c\/summary\u003e\u003cdiv class=\"ps-acc-body\"\u003e\u003cul\u003e\n\u003cli\u003eCatless design eliminates backpressure for maximum flow\u003c\/li\u003e\n\u003cli\u003eT304 stainless steel or optional titanium construction\u003c\/li\u003e\n\u003cli\u003eMandrel-bent tubing with CNC-machined flanges for OEM fitment\u003c\/li\u003e\n\u003cli\u003eTIG-welded for durability at extreme temperatures\u003c\/li\u003e\n\u003cli\u003eIntegrated O2 sensor ports for ECU tuning\u003c\/li\u003e\n\u003cli\u003eMotorsport-inspired exhaust tone with improved throttle response\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/div\u003e\u003c\/details\u003e\n\u003cdetails class=\"ps-acc\"\u003e\u003csummary\u003eSpecifications\u003c\/summary\u003e\u003cdiv class=\"ps-acc-body\"\u003e\u003ctable class=\"ps-spec\"\u003e\n\u003ctr\u003e\n\u003cth\u003eMaterial\u003c\/th\u003e\n\u003ctd\u003eT304 stainless steel or optional titanium\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eConstruction\u003c\/th\u003e\n\u003ctd\u003eMandrel-bent with TIG welds\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eEngine\u003c\/th\u003e\n\u003ctd\u003eS58 3.0L Twin-Turbocharged I6\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eDesign Type\u003c\/th\u003e\n\u003ctd\u003eCatless downpipes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eFitment Type\u003c\/th\u003e\n\u003ctd\u003eBolt-on replacement\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003ePerformance Gains\u003c\/th\u003e\n\u003ctd\u003e+25–40 hp and +30–45 lb-ft torque (with tune)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003c\/details\u003e\n\u003cdetails class=\"ps-acc\"\u003e\u003csummary\u003ePackage Includes\u003c\/summary\u003e\u003cdiv class=\"ps-acc-body\"\u003e\u003cul\u003e\n\u003cli\u003e1 x Pair of catless downpipes (left and right)\u003c\/li\u003e\n\u003cli\u003eCNC-machined flanges\u003c\/li\u003e\n\u003cli\u003eO2 sensor ports integrated\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/div\u003e\u003c\/details\u003e\n\u003cdetails class=\"ps-acc\"\u003e\u003csummary\u003eFitment\u003c\/summary\u003e\u003cdiv class=\"ps-acc-body\"\u003e\u003cul\u003e\n\u003cli\u003eBMW M3 G80 (Sedan) 2021–2025\u003c\/li\u003e\n\u003cli\u003eBMW M4 G82 (Coupe) 2021–2025\u003c\/li\u003e\n\u003cli\u003eBMW M4 G83 (Convertible) 2021–2025\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/div\u003e\u003c\/details\u003e\n\u003cdetails class=\"ps-acc\"\u003e\u003csummary\u003eInstallation\u003c\/summary\u003e\u003cdiv class=\"ps-acc-body\"\u003e\u003cul\u003e\n\u003cli\u003eBolt-on replacement for factory downpipes – no welding required.\u003c\/li\u003e\n\u003cli\u003eProfessional installation strongly recommended due to turbo access and exhaust manifold removal.\u003c\/li\u003e\n\u003cli\u003eECU tune highly recommended to eliminate check engine light and optimise performance.\u003c\/li\u003e\n\u003cli\u003eOff-road\/racing use only – not street legal in all jurisdictions; check local regulations before purchase.\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/div\u003e\u003c\/details\u003e\n\u003cdetails class=\"ps-acc\"\u003e\u003csummary\u003eFAQs\u003c\/summary\u003e\u003cdiv class=\"ps-acc-body\"\u003e\n\u003cp\u003e\u003cstrong\u003eWill these fit my BMW M3 G80 or M4 G82\/G83?\u003c\/strong\u003e\u003cbr\u003eYes, these catless downpipes are engineered specifically for the S58 3.0L engine in the G80 M3 (2021–2025) and G82\/G83 M4 models (2021–2025).\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDo I need an ECU tune with these downpipes?\u003c\/strong\u003e\u003cbr\u003eAn ECU tune is highly recommended to eliminate the check engine light, optimise performance gains, and prevent issues with emissions monitoring. Expect 25–40 hp and 30–45 lb-ft torque increases with a proper tune.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAre these street legal?\u003c\/strong\u003e\u003cbr\u003eNo, these are catless downpipes designed for off-road and racing use only. They are not street legal in most jurisdictions due to emissions regulations. Check your local laws before purchase.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is the difference between stainless steel and titanium?\u003c\/strong\u003e\u003cbr\u003eBoth offer excellent durability and heat resistance. T304 stainless steel provides great value and performance, while optional titanium is lighter and retains heat better, ideal for serious track applications.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/details\u003e","brand":"Project Styling","offers":[{"title":"Default Title","offer_id":57052895314298,"sku":"47064061837526","price":789.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0730\/2748\/6009\/files\/H5bf3bc9d749d4dfbae8034b0618ea70fX.jpg_720x720q50.jpg?v=1783536439","url":"https:\/\/projectstyling.co.uk\/products\/performance-catless-down-pipes-bmw-m3-g80-m4-g82-g83-g8x-s58-3-0t","provider":"PROJECT STYLING","version":"1.0","type":"link"}