{"title":"BMW M3 \/ M4 (G80, G82, G83)","description":"\u003cp\u003eFor the BMW M3 (G80) and M4 (G82 coupé, G83 convertible) with the S58 twin-turbo straight six we supply the equal-length valved exhaust system, the HFD midpipe, 400-cell catted downpipes, an extended chassis brace and the S58 flange gasket. Everything ships directly from the Valvetronic Designs factory in Boyertown, Pennsylvania.\u003c\/p\u003e","products":[{"product_id":"bmw-g80-g82-g83-g87-m2-m3-m4-catted-downpipes-400-cel","title":"BMW G80\/G82\/G83\/G87 M2\/M3\/M4 Catted Downpipes (400 Cell)","description":"\u003cp\u003eThe BMW G8X M2, M3 and M4 run the S58 twin-turbo inline-six. The factory catalytic converters are built around restriction and sound deadening, and these new EPA-compliant catted downpipes with 400 cells lower backpressure, improve how the turbos build and give a sharper, more aggressive exhaust tone without letting go of emissions standards. You get more out of the S58 platform and the car stays usable every day.\u003c\/p\u003e\n\u003ch3\u003ePerformance and construction\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eHigh-flow catalytic converters that stay within EPA standards\u003c\/li\u003e\n\u003cli\u003eLess restriction, so the turbos spool sooner and there is more pull through the midrange\u003c\/li\u003e\n\u003cli\u003eFlow-focused architecture that limits backpressure and lets the catalytic converter do its work\u003c\/li\u003e\n\u003cli\u003eMandrel bent tubing for an even gas speed\u003c\/li\u003e\n\u003cli\u003eHand-laid TIG welds that stand up to high exhaust temperatures and heavy boost\u003c\/li\u003e\n\u003cli\u003eHigh-grade stainless steel and heat-resistant catalyst cores\u003c\/li\u003e\n\u003cli\u003eSensors in the OEM positions\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSound\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eWith the factory exhaust behind them: audibly more depth and turbo noise, with a crisper exhaust tone\u003c\/li\u003e\n\u003cli\u003eWith a Valvetronic exhaust behind them: the biggest difference, stronger pops, more turbo noise and a more aggressive character\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFitment and homologation\u003c\/h3\u003e\n\u003cp\u003eThis product fits the BMW M2, M3 and M4 with the S58 engine. Chassis codes: G80, G82, G83 and G87. The downpipes are designed to work together with the exhaust systems from Valvetronic Designs.\u003c\/p\u003e\n\u003cp class=\"vtd-homologatie\"\u003e\u003cstrong\u003ePlease note:\u003c\/strong\u003e this product has no EC or ECE type approval and carries no E-mark.\u003c\/p\u003e\n\u003ch3\u003eWhat's included\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eSet of two EPA-compliant catted downpipes\u003c\/li\u003e\n\u003cli\u003eAll required clamps and mounting hardware\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eInstallation\u003c\/h3\u003e\n\u003cp\u003eInstalls directly on the factory mounting points.\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1072\/2816\/8529\/files\/inrijinstructies-katalysator.pdf\" target=\"_blank\" rel=\"noopener\"\u003eCatalytic converter break-in instructions (pdf)\u003c\/a\u003e Read this before you drive. The catalytic converter has to be broken in, and this document is also your warranty certificate.\u003c\/p\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003ePart type\u003c\/th\u003e\n\u003ctd\u003eCatalytic converter\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eValve type\u003c\/th\u003e\n\u003ctd\u003eNo valves\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCylinders\u003c\/th\u003e\n\u003ctd\u003e6\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eNet weight (kg)\u003c\/th\u003e\n\u003ctd\u003e9.8\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e","brand":"Valvetronic Designs","offers":[{"title":"Default","offer_id":54632346485073,"sku":"BMW.G8X.M2.M3.M4.FF.400C.BR","price":2995.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1072\/2816\/8529\/files\/DSC08397_ShopifyCustomSize.jpg?v=1787173830"},{"product_id":"bmw-g80-g82-g83-m3-m4-sportuitlaat-met-kleppen","title":"BMW G80\/G82\/G83 M3\/M4 Valved Sport Exhaust System","description":"\u003cp\u003eThe single 3.5 inch equal-length midpipe gives the S58 in the BMW G80 M3 and the G82\/G83 M4 the character it deserves, and the factory rear section stays in place. If you want more volume, you add the valved axle-back from Valvetronic Designs behind it. The system works with factory downpipes and with free flow front pipes, without throwing any fault codes.\u003c\/p\u003e\n\u003ch3\u003eSound and control\u003c\/h3\u003e\n\u003cp\u003eWith the factory downpipes the tone gets noticeably sharper and more lively, and there is no drone. With the valved axle-back added, the gas runs through a four chamber muffler when the valves are closed, civil enough for every day. Open them at the push of a button and the aggressive motorsport side comes out, and control through the factory valve system is available if you would rather keep that behavior.\u003c\/p\u003e\n\u003ch3\u003eHow it sounds\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eSound with free flow downpipes\u003c\/strong\u003e\u003c\/p\u003e\n\u003ciframe src=\"https:\/\/www.youtube-nocookie.com\/embed\/iVr7FWzcfMY\" title=\"Valvetronic Designs on YouTube\" style=\"width:100%;aspect-ratio:16\/9;height:auto;border:0;display:block;margin:0 0 24px\" loading=\"lazy\" allow=\"accelerometer; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" allowfullscreen\u003e\u003c\/iframe\u003e\n\u003cp\u003e\u003cstrong\u003eSound with factory downpipes\u003c\/strong\u003e\u003c\/p\u003e\n\u003ciframe src=\"https:\/\/www.youtube-nocookie.com\/embed\/fbwp5_JUkDc\" title=\"Valvetronic Designs on YouTube\" style=\"width:100%;aspect-ratio:16\/9;height:auto;border:0;display:block;margin:0 0 24px\" loading=\"lazy\" allow=\"accelerometer; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" allowfullscreen\u003e\u003c\/iframe\u003e\n\u003ciframe src=\"https:\/\/www.youtube-nocookie.com\/embed\/0BAqgzQg3Rc\" title=\"Valvetronic Designs on YouTube\" style=\"width:100%;aspect-ratio:16\/9;height:auto;border:0;display:block;margin:0 0 24px\" loading=\"lazy\" allow=\"accelerometer; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" allowfullscreen\u003e\u003c\/iframe\u003e\n\u003ciframe src=\"https:\/\/www.youtube-nocookie.com\/embed\/8iplxn-iifM\" title=\"Valvetronic Designs on YouTube\" style=\"width:100%;aspect-ratio:16\/9;height:auto;border:0;display:block;margin:0 0 24px\" loading=\"lazy\" allow=\"accelerometer; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" allowfullscreen\u003e\u003c\/iframe\u003e\n\u003ch3\u003ePerformance and construction\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eEqual-length design that balances the exhaust pulses for a higher and more even tone\u003c\/li\u003e\n\u003cli\u003eSingle 3.5 inch midsection, axle-back at 2.75 inch\u003c\/li\u003e\n\u003cli\u003eBrushed T304 stainless steel or Grade 5 titanium\u003c\/li\u003e\n\u003cli\u003eWeight saving of up to 26.2 kg in titanium or 11.2 kg in stainless steel\u003c\/li\u003e\n\u003cli\u003eHand-laid TIG welds and fully mandrel bent tubing\u003c\/li\u003e\n\u003cli\u003eModular: can be combined with factory or aftermarket rear sections\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFitment and homologation\u003c\/h3\u003e\n\u003cp\u003eFits the BMW G80 M3, the G82 M4 coupe and the G83 M4 convertible with chassis codes G80, G82 and G83, model years 2021 through 2026. Watch the generation: parts from the V1 and V2 systems do not fit a V3 system, and the V3 midpipe has extra clearance where it meets the downpipe, so a small visible gap before you tighten it down is normal.\u003c\/p\u003e\n\u003cp class=\"vtd-homologatie\"\u003e\u003cstrong\u003ePlease note:\u003c\/strong\u003e this product has no EC or ECE type approval and carries no E-mark.\u003c\/p\u003e\n\u003ch3\u003eWhat's included\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eSingle 3.5 inch equal-length midpipe\u003c\/li\u003e\n\u003cli\u003eCross brace for stiffness at the rear\u003c\/li\u003e\n\u003cli\u003eClamps and mounting hardware\u003c\/li\u003e\n\u003cli\u003eDouble walled or single walled exhaust tips\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eInstallation\u003c\/h3\u003e\n\u003cp\u003eYou install the midpipe and the axle-back separately. If you fit only one of the two, cut through the factory rear section at the second dimple. Everything installs directly and can be returned to stock later.\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/www.youtube.com\/watch?v=0wpjSUXVG2Y\" target=\"_blank\" rel=\"noopener\"\u003eWatch the installation guide on video\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003ePart type\u003c\/th\u003e\n\u003ctd\u003eAxle-back\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eValve type\u003c\/th\u003e\n\u003ctd\u003eElectronic valve\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCylinders\u003c\/th\u003e\n\u003ctd\u003e6\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eModel years\u003c\/th\u003e\n\u003ctd\u003e2021-2026\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eNet weight (kg)\u003c\/th\u003e\n\u003ctd\u003e23.6\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e","brand":"Valvetronic Designs","offers":[{"title":"Complete equal length catback system \/ Brushed T304 stainless steel \/ 1x1 carbon fiber","offer_id":54632353235281,"sku":"BMW.G8X.M3.VSES.BR.RC","price":3580.0,"currency_code":"EUR","in_stock":true},{"title":"Complete equal length catback system \/ Brushed T304 stainless steel \/ Brushed","offer_id":54632353268049,"sku":"BMW.G8X.M3.VSES.BR.BRSH","price":3580.0,"currency_code":"EUR","in_stock":false},{"title":"Complete equal length catback system \/ Brushed T304 stainless steel \/ Burnt","offer_id":54632353300817,"sku":"BMW.G8X.M3.VSES.BR.BRT","price":3580.0,"currency_code":"EUR","in_stock":true},{"title":"Complete equal length catback system \/ Brushed T304 stainless steel \/ Black","offer_id":54632353333585,"sku":"BMW.G8X.M3.VSES.BR.BLK","price":3580.0,"currency_code":"EUR","in_stock":true},{"title":"Complete equal length catback system \/ Brushed T304 stainless steel \/ Forged carbon","offer_id":54632353366353,"sku":"BMW.G8X.M3.VSES.BR.FC","price":3580.0,"currency_code":"EUR","in_stock":true},{"title":"Complete equal length catback system \/ Grade 5 titanium \/ 1x1 carbon fiber","offer_id":54632353399121,"sku":"BMW.G8X.M3.VSES.TI.RC","price":5340.0,"currency_code":"EUR","in_stock":false},{"title":"Complete equal length catback system \/ Grade 5 titanium \/ Brushed","offer_id":54632353431889,"sku":"BMW.G8X.M3.VSES.TI.BRSH","price":5340.0,"currency_code":"EUR","in_stock":false},{"title":"Complete equal length catback system \/ Grade 5 titanium \/ Burnt","offer_id":54632353464657,"sku":"BMW.G8X.M3.VSES.TI.BRT","price":5340.0,"currency_code":"EUR","in_stock":false},{"title":"Complete equal length catback system \/ Grade 5 titanium \/ Black","offer_id":54632353497425,"sku":"BMW.G8X.M3.VSES.TI.BLK","price":5340.0,"currency_code":"EUR","in_stock":false},{"title":"Complete equal length catback system \/ Grade 5 titanium \/ Forged carbon","offer_id":54632353530193,"sku":"BMW.G8X.M3.VSES.TI.FC","price":5340.0,"currency_code":"EUR","in_stock":false},{"title":"Complete equal length catback system \/ Grade 5 titanium \/ Natural titanium","offer_id":54632353562961,"sku":"BMW.G8X.M3.VSES.TI.TIBRT","price":5340.0,"currency_code":"EUR","in_stock":false},{"title":"Complete system with 400 cell catted downpipes \/ Brushed T304 stainless steel \/ 1x1 carbon fiber","offer_id":54632353595729,"sku":"BMW.G8X.M3.VSES.400C.BR.RC","price":5930.0,"currency_code":"EUR","in_stock":true},{"title":"Complete system with 400 cell catted downpipes \/ Brushed T304 stainless steel \/ Brushed","offer_id":54632353628497,"sku":"BMW.G8X.M3.VSES.400C.BR.BRSH","price":5930.0,"currency_code":"EUR","in_stock":false},{"title":"Complete system with 400 cell catted downpipes \/ Brushed T304 stainless steel \/ Burnt","offer_id":54632353661265,"sku":"BMW.G8X.M3.VSES.400C.BR.BRT","price":5930.0,"currency_code":"EUR","in_stock":true},{"title":"Complete system with 400 cell catted downpipes \/ Brushed T304 stainless steel \/ Black","offer_id":54632353694033,"sku":"BMW.G8X.M3.VSES.400C.BR.BLK","price":5930.0,"currency_code":"EUR","in_stock":true},{"title":"Complete system with 400 cell catted downpipes \/ Brushed T304 stainless steel \/ Forged carbon","offer_id":54632353726801,"sku":"BMW.G8X.M3.VSES.400C.BR.FC","price":5930.0,"currency_code":"EUR","in_stock":true},{"title":"Complete system with 400 cell catted downpipes \/ Grade 5 titanium \/ 1x1 carbon fiber","offer_id":54632353759569,"sku":"BMW.G8X.M3.VSES.400C.TI.RC","price":7685.0,"currency_code":"EUR","in_stock":true},{"title":"Complete system with 400 cell catted downpipes \/ Grade 5 titanium \/ Brushed","offer_id":54632353792337,"sku":"BMW.G8X.M3.VSES.400C.TI.BRSH","price":7685.0,"currency_code":"EUR","in_stock":false},{"title":"Complete system with 400 cell catted downpipes \/ Grade 5 titanium \/ Burnt","offer_id":54632353825105,"sku":"BMW.G8X.M3.VSES.400C.TI.BRT","price":7685.0,"currency_code":"EUR","in_stock":true},{"title":"Complete system with 400 cell catted downpipes \/ Grade 5 titanium \/ Black","offer_id":54632353857873,"sku":"BMW.G8X.M3.VSES.400C.TI.BLK","price":7685.0,"currency_code":"EUR","in_stock":true},{"title":"Complete system with 400 cell catted downpipes \/ Grade 5 titanium \/ Forged carbon","offer_id":54632353890641,"sku":"BMW.G8X.M3.VSES.400C.TI.FC","price":7685.0,"currency_code":"EUR","in_stock":true},{"title":"Complete system with 400 cell catted downpipes \/ Grade 5 titanium \/ Natural titanium","offer_id":54632353923409,"sku":"BMW.G8X.M3.VSES.400C.TI.TIBRT","price":7685.0,"currency_code":"EUR","in_stock":true},{"title":"Equal length midpipe only, without exhaust tips \/ Brushed T304 stainless steel \/ Without exhaust tips","offer_id":54632353956177,"sku":"BMW.G8X.M3.MP.BR","price":1825.0,"currency_code":"EUR","in_stock":true},{"title":"Equal length 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carbon","offer_id":54632354152785,"sku":"BMW.G8X.M3.AXL.BR.FC","price":2935.0,"currency_code":"EUR","in_stock":true},{"title":"Axle-back only \/ Grade 5 titanium \/ 1x1 carbon fiber","offer_id":54632354185553,"sku":"BMW.G8X.M3.AXL.TI.RC","price":3640.0,"currency_code":"EUR","in_stock":true},{"title":"Axle-back only \/ Grade 5 titanium \/ Brushed","offer_id":54632354218321,"sku":"BMW.G8X.M3.AXL.TI.BRSH","price":3640.0,"currency_code":"EUR","in_stock":false},{"title":"Axle-back only \/ Grade 5 titanium \/ Burnt","offer_id":54632354251089,"sku":"BMW.G8X.M3.AXL.TI.BRT","price":3640.0,"currency_code":"EUR","in_stock":true},{"title":"Axle-back only \/ Grade 5 titanium \/ Black","offer_id":54632354283857,"sku":"BMW.G8X.M3.AXL.TI.BLK","price":3640.0,"currency_code":"EUR","in_stock":true},{"title":"Axle-back only \/ Grade 5 titanium \/ Forged carbon","offer_id":54632354316625,"sku":"BMW.G8X.M3.AXL.TI.FC","price":3640.0,"currency_code":"EUR","in_stock":true},{"title":"Axle-back only \/ Grade 5 titanium \/ Natural titanium","offer_id":54632354349393,"sku":"BMW.G8X.M3.AXL.TI.TIBRT","price":3640.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1072\/2816\/8529\/files\/DSC03922_Shopify_Custom_Size.jpg?v=1787173945"},{"product_id":"bmw-g80-g82-g83-extended-chassisbrace","title":"BMW G80\/G82\/G83 Extended Chassis Brace","description":"\u003cp\u003eAre you looking for a new chassis brace for an exhaust system with thicker tubing on your G8X? This version is made for that.\u003c\/p\u003e\n\u003ch3\u003eFitment and homologation\u003c\/h3\u003e\n\u003cp\u003eThe brace fits the BMW G80, G81, G82 and G83 from 2021 to 2026. It does not fit the G87.\u003c\/p\u003e\n\u003cp class=\"vtd-homologatie\"\u003e\u003cstrong\u003ePlease note:\u003c\/strong\u003e this product has no EC or ECE type approval and carries no E-mark.\u003c\/p\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003ePart type\u003c\/th\u003e\n\u003ctd\u003eChassis brace\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eValve type\u003c\/th\u003e\n\u003ctd\u003eElectronic valve\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCylinders\u003c\/th\u003e\n\u003ctd\u003e6\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eModel years\u003c\/th\u003e\n\u003ctd\u003e2021-2026\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eNet weight (kg)\u003c\/th\u003e\n\u003ctd\u003e3.2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e","brand":"Valvetronic Designs","offers":[{"title":"Default","offer_id":54636914082129,"sku":"BMW.G8X.CHAS.BRACE","price":305.0,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1072\/2816\/8529\/files\/image_71be0a87-1bc4-4119-a742-c784a436a62b.jpg?v=1787227304"},{"product_id":"bmw-g80-g82-g83-m3-m4-hfd-midpipe-middenpijp","title":"BMW G80\/G82\/G83 M3\/M4 HFD Midpipe","description":"\u003cp\u003eAvailable by preorder only.\u003c\/p\u003e\n\u003cp\u003eHFD stands for High Frequency Development, an approach Valvetronic Designs set up from scratch around the timing of the exhaust pulses, the balance of the sound and a more flowing, more exotic tone for the inline six. The HFD mid section works together with the valved axle-back system and rewrites the sound profile of the S58 that way. The emphasis is on tone quality, not on volume, so rasp and harshness at low rpm disappear and the high-end character remains.\u003c\/p\u003e\n\u003ch3\u003eSound and control\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eMore flowing, more exotic inline six tone across the whole rev range\u003c\/li\u003e\n\u003cli\u003eSharper and more aggressive under load, without excessive harshness\u003c\/li\u003e\n\u003cli\u003eWith the valves you switch instantly between daily driving and full performance sound\u003c\/li\u003e\n\u003cli\u003eThe rasp has been engineered out of the design\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eHow it sounds\u003c\/h3\u003e\n\u003ciframe src=\"https:\/\/www.youtube-nocookie.com\/embed\/oS-CmuztqIs\" title=\"Valvetronic Designs on YouTube\" style=\"width:100%;aspect-ratio:16\/9;height:auto;border:0;display:block;margin:0 0 24px\" loading=\"lazy\" allow=\"accelerometer; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" allowfullscreen\u003e\u003c\/iframe\u003e\n\u003cp\u003e\u003cstrong\u003eSound clip: IRL 3 inch downpipes with HFD midpipe and axle-back\u003c\/strong\u003e\u003c\/p\u003e\n\u003ciframe src=\"https:\/\/www.youtube-nocookie.com\/embed\/m9o0HSbxeIQ\" title=\"Valvetronic Designs on YouTube\" style=\"width:100%;aspect-ratio:16\/9;height:auto;border:0;display:block;margin:0 0 24px\" loading=\"lazy\" allow=\"accelerometer; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" allowfullscreen\u003e\u003c\/iframe\u003e\n\u003ciframe src=\"https:\/\/www.youtube-nocookie.com\/embed\/bfymkN7Gb-w\" title=\"Valvetronic Designs on YouTube\" style=\"width:100%;aspect-ratio:16\/9;height:auto;border:0;display:block;margin:0 0 24px\" loading=\"lazy\" allow=\"accelerometer; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" allowfullscreen\u003e\u003c\/iframe\u003e\n\u003cp\u003e\u003cstrong\u003eSound clip: stock downpipes with midpipe and axle-back\u003c\/strong\u003e\u003c\/p\u003e\n\u003ciframe src=\"https:\/\/www.youtube-nocookie.com\/embed\/jUTuV-dniAM\" title=\"Valvetronic Designs on YouTube\" style=\"width:100%;aspect-ratio:16\/9;height:auto;border:0;display:block;margin:0 0 24px\" loading=\"lazy\" allow=\"accelerometer; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" allowfullscreen\u003e\u003c\/iframe\u003e\n\u003ch3\u003ePerformance and construction\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e3.0 inch HFD mid section, also suitable for higher power levels and hybrid turbos\u003c\/li\u003e\n\u003cli\u003eValved axle-back: calm when closed, aggressive when open\u003c\/li\u003e\n\u003cli\u003eDesigned as a complete system, tuned for flow and tone\u003c\/li\u003e\n\u003cli\u003eT304 stainless steel\u003c\/li\u003e\n\u003cli\u003eWeight saving compared to the factory system\u003c\/li\u003e\n\u003cli\u003eTIG welding and mandrel bent piping\u003c\/li\u003e\n\u003cli\u003eElectronic valve control with an included controller, OEM integration is possible\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFitment and homologation\u003c\/h3\u003e\n\u003cp\u003eThis system fits the BMW M3 with chassis code G80 and the M4 in coupe and convertible form, chassis codes G82 and G83, model years 2021 through 2025. The whole setup is laid out as a complete exhaust system for the G8X platform with the S58 engine.\u003c\/p\u003e\n\u003cp class=\"vtd-homologatie\"\u003e\u003cstrong\u003ePlease note:\u003c\/strong\u003e this product has no EC or ECE type approval and carries no E-mark.\u003c\/p\u003e\n\u003ch3\u003eWhat's included\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eHFD mid section\u003c\/li\u003e\n\u003cli\u003eValved axle-back exhaust system\u003c\/li\u003e\n\u003cli\u003eValve controller\u003c\/li\u003e\n\u003cli\u003eExhaust tips\u003c\/li\u003e\n\u003cli\u003eClamps and mounting hardware\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eInstallation\u003c\/h3\u003e\n\u003cp\u003eInstallation by a skilled technician is recommended, and the system can be returned to stock later.\u003c\/p\u003e\u003cp\u003e\u003ca href=\"https:\/\/www.youtube.com\/watch?v=0wpjSUXVG2Y\" target=\"_blank\" rel=\"noopener\"\u003eWatch the installation guide on video\u003c\/a\u003e\u003c\/p\u003e","brand":"Valvetronic Designs","offers":[{"title":"HFD midpipe only \/ Brushed T304 stainless steel \/ Without exhaust tips","offer_id":54636923617617,"sku":"BMW.G8X.M3.HFD.MP.BR","price":2115.0,"currency_code":"EUR","in_stock":false},{"title":"Complete cat-back with HFD midpipe \/ Brushed T304 stainless steel \/ 1x1 carbon fiber","offer_id":54636923650385,"sku":"BMW.G8X.M3.VSES.HFD.BR.RC","price":3875.0,"currency_code":"EUR","in_stock":false},{"title":"Complete cat-back with HFD midpipe \/ Brushed T304 stainless steel \/ Brushed","offer_id":54636923683153,"sku":"BMW.G8X.M3.VSES.HFD.BR.BRSH","price":3875.0,"currency_code":"EUR","in_stock":false},{"title":"Complete cat-back with HFD midpipe \/ Brushed T304 stainless steel \/ Burnt","offer_id":54636923715921,"sku":"BMW.G8X.M3.VSES.HFD.BR.BRT","price":3875.0,"currency_code":"EUR","in_stock":false},{"title":"Complete cat-back with HFD midpipe \/ Brushed T304 stainless steel \/ Black","offer_id":54636923748689,"sku":"BMW.G8X.M3.VSES.HFD.BR.BLK","price":3875.0,"currency_code":"EUR","in_stock":false},{"title":"Complete cat-back with HFD midpipe \/ Brushed T304 stainless steel \/ Forged carbon","offer_id":54636923781457,"sku":"BMW.G8X.M3.VSES.HFD.BR.FC","price":3875.0,"currency_code":"EUR","in_stock":false},{"title":"Cat-back with HFD midpipe and 400 cell downpipes \/ Brushed T304 stainless steel \/ 1x1 carbon fiber","offer_id":54636923814225,"sku":"BMW.G8X.M3.VSES.HFD.400C.BR.RC","price":6220.0,"currency_code":"EUR","in_stock":false},{"title":"Cat-back with HFD midpipe and 400 cell downpipes \/ Brushed T304 stainless steel \/ Brushed","offer_id":54636923846993,"sku":"BMW.G8X.M3.VSES.HFD.400C.BR.BRSH","price":6220.0,"currency_code":"EUR","in_stock":false},{"title":"Cat-back with HFD midpipe and 400 cell downpipes \/ Brushed T304 stainless steel \/ Burnt","offer_id":54636923879761,"sku":"BMW.G8X.M3.VSES.HFD.400C.BR.BRT","price":6220.0,"currency_code":"EUR","in_stock":false},{"title":"Cat-back with HFD midpipe and 400 cell downpipes \/ Brushed T304 stainless steel \/ Black","offer_id":54636923912529,"sku":"BMW.G8X.M3.VSES.HFD.400C.BR.BLK","price":6220.0,"currency_code":"EUR","in_stock":false},{"title":"Cat-back with HFD midpipe and 400 cell downpipes \/ Brushed T304 stainless steel \/ Forged carbon","offer_id":54636923945297,"sku":"BMW.G8X.M3.VSES.HFD.400C.BR.FC","price":6220.0,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1072\/2816\/8529\/files\/DSC08384_ShopifyCustomSize.png?v=1787227416"},{"product_id":"bmw-s58-downpipe-flenspakking-70-mm","title":"BMW S58 Downpipe Flange Gasket 70 mm","description":"\u003cp\u003eAn exhaust without leaks starts with a proper seal. This 70 mm stainless steel flange gasket replaces the gasket on the downpipe flange of the S58 inline-six. You use it when fitting new downpipes, when swapping exhaust parts and when servicing the system already on the car. The BMW OE reference is 18308053348.\u003c\/p\u003e\n\u003ch3\u003ePerformance and construction\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eStainless steel, able to take high exhaust temperatures and repeated heat cycles\u003c\/li\u003e\n\u003cli\u003e70 mm diameter, sized precisely for the downpipe flange on the S58 platform\u003c\/li\u003e\n\u003cli\u003eKeeps the joint sealed, so no exhaust gas escapes past the flange\u003c\/li\u003e\n\u003cli\u003eFits both the Valvetronic downpipes and the factory parts\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFitment\u003c\/h3\u003e\n\u003cp\u003eThis gasket fits the BMW G80 M3, the G82 and G83 M4, the G87 M2 and the F97 X3M and F98 X4M, all with the S58 inline-six. Whenever you take an exhaust part off, fit a new gasket instead of putting the old one back. That is the difference between a joint that stays sealed for years and one that starts blowing after a few thousand kilometres.\u003c\/p\u003e\n\u003ch3\u003eWhat's included\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eOne or two 70 mm flange gaskets, depending on the set you choose\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eInstallation\u003c\/h3\u003e\n\u003cp\u003eThe gasket drops onto the flange the way the factory one does, so nothing needs adjusting. If you are not sure how many you need for your build, send us a message at \u003ca href=\"mailto:info@valvetronic-europe.com\"\u003einfo@valvetronic-europe.com\u003c\/a\u003e.\u003c\/p\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\u003cth\u003ePart type\u003c\/th\u003e\u003ctd\u003eGasket\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003cth\u003eDiameter\u003c\/th\u003e\u003ctd\u003e70 mm\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003cth\u003eMaterial\u003c\/th\u003e\u003ctd\u003eStainless steel\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003cth\u003eOE reference\u003c\/th\u003e\u003ctd\u003e18308053348\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003cth\u003eNet weight (kg)\u003c\/th\u003e\u003ctd\u003e0.91\u003c\/td\u003e\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e","brand":"Valvetronic Designs","offers":[{"title":"Set of 1","offer_id":55202215166289,"sku":"VTD.FL.GSKT.G8X","price":35.0,"currency_code":"EUR","in_stock":false},{"title":"Set of 2","offer_id":55202227650897,"sku":"VTD.FL.GSKT.G8X.X2","price":70.0,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1072\/2816\/8529\/files\/G8xGasketWhiteBackground.png?v=1791327122"}],"url":"https:\/\/www.valvetronic-europe.com\/en\/collections\/bmw-m3-m4-g80-g82-g83.oembed","provider":"Valvetronic Designs Europe","version":"1.0","type":"link"}