{"product_id":"kline-innovation-valvetronic-cat-back-system-exhaust-for-bmw-m3-m4-g80-g82-g83","title":"Kline Innovation Valvetronic Cat-Back Exhaust System With Center Pipes For BMW M3\/M4 (G80,G82,G83)","description":"\u003cp\u003e\u003cspan\u003eThe G82\/G83 M4, with a 3.0l twin turbo, inline 6 cylinder engine producing 510hp, is a worthy successor to the M3 legacy.As with all turbo induction engines, the potential to improve the sound, and power response through exhaust tuning is substantial!\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan style=\"text-decoration: underline;\" data-mce-style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eThe Sound:\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp id=\"eluid9c0699fe\" class=\"eluid9c0699fe  dn-heading\" itemprop=\"headline\"\u003e\u003cspan\u003eRemoval of the OPF filter, and replacement of the stock 600cpsi catalysts, with either high flow HJS cores, or de-cat pipes, opens up the sound significantly, as well as drastically improving turbo spool for increased power, and reduced spool time. This coupled with the twin 70mm dual oversized down pipes, allows the engine to reach its full potential.\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eThe addition of a 20 degree x pipe to the center section, raises the pitch of the exhaust, complementing the inline 6 scream, with a more visceral scatalystonic experience.\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eThe rear silencer section, working with the cars stock electronic actuated valve system, becomes completely freeflow on valve open, bypassing the silencer for optimum performance, and aggressive sound. under valve closure, exhaust gases are diverted through a series of chambers and acoustic filled section, tuned towards low rpm torque, and a very quiet volume at cruising speeds.\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eThe rear section is finished off with a set of either, F1 grade pre preg, carbon fiber, or Inconel double walled tails.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"eluid9c0699fe  dn-heading\" itemprop=\"headline\"\u003e \u003c\/p\u003e\n\u003ch3 class=\"fluid-width-video-wrapper\"\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eSpecifications:\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch4 id=\"eluid2cce311a\" class=\"eluid2cce311a  dn-heading\" itemprop=\"headline\"\u003eCross Sections\u003cstrong\u003e:\u003c\/strong\u003e\u003cbr\u003e\n\u003c\/h4\u003e\n\u003cp\u003e\u003cspan\u003eDownpipes and center, 70mmOD dual.\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eRear section, 70mm dual pipe (valve open), dual 57mm (valve closed), chosen for a balance of fast turbo spool, torque, and peak power.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch4\u003e\u003cstrong\u003eMaterials:\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp\u003e\u003cspan\u003eAvailable in standard 304 grade stainless steel. \u003c\/span\u003e\u003cspan\u003eInconel 625 formula one grade material.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003e\u003cspan style=\"text-decoration: underline;\" data-mce-style=\"text-decoration: underline;\"\u003eFeatures:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eValvetronic technology for adjustable exhaust sound\u003c\/li\u003e\n\u003cli\u003eEnhanced performance and power gains\u003c\/li\u003e\n\u003cli\u003eHigh-quality stainless steel construction\u003c\/li\u003e\n\u003cli\u003ePrecision-engineered for BMW M3\/M4 (G80, G82, G83) models\u003c\/li\u003e\n\u003cli\u003eEasy bolt-on installation\u003c\/li\u003e\n\u003cli\u003eImproved exhaust flow for better engine efficiency\u003c\/li\u003e\n\u003cli\u003eAggressive and sporty exhaust note\u003c\/li\u003e\n\u003cli\u003eWeight reduction compared to stock exhaust system\u003c\/li\u003e\n\u003cli\u003eResonator and muffler design for optimal sound tuning\u003c\/li\u003e\n\u003cli\u003eCompatible with factory electronic valve control system\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cspan style=\"text-decoration: underline;\" data-mce-style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eVehicle Fitment Chart:\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003ctable style=\"border-collapse: collapse; font-size: 85%; width: 101.685%;\" class=\"custable\" data-mce-style=\"border-collapse: collapse; font-size: 85%; width: 101.685%;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"color: #ffffff; background-color: #03589c; height: 21.875px;\" data-mce-style=\"color: #ffffff; background-color: #03589c; height: 21.875px;\"\u003e\n\u003ctd style=\"text-align: center; width: 10%; height: 21.875px;\" data-mce-style=\"text-align: center; width: 10%; height: 21.875px;\"\u003e\u003cstrong\u003eMAKE\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"text-align: center; width: 11%; height: 21.875px;\" data-mce-style=\"text-align: center; width: 11%; height: 21.875px;\"\u003e\u003cb\u003eMODEL\u003c\/b\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #e8f4f8; height: 32px;\" data-mce-style=\"background-color: #e8f4f8; height: 32px;\"\u003e\n\u003ctd style=\"text-align: center; width: 10%; height: 32px;\" data-mce-style=\"text-align: center; width: 10%; height: 32px;\"\u003eBMW\u003c\/td\u003e\n\u003ctd style=\"text-align: center; width: 11%; height: 32px;\" data-mce-style=\"text-align: center; width: 11%; height: 32px;\"\u003eM3\/M4 (G80,G82,G83)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e","brand":"Kline Innovation","offers":[{"title":"304 Stainless Steel","offer_id":51927280091428,"sku":"KL-BMW-M4-G8X-VALVE-RS-SS","price":7188.0,"currency_code":"USD","in_stock":true},{"title":"Inconel 625","offer_id":51927280124196,"sku":"KL-BMW-M4-G8X-VALVE-RS-SS-2","price":10293.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0671\/6801\/0532\/files\/kline-innovation-valvetronic-cat-back-exhaust-system-with-center-pipes-for-bmw-m3m4-g80g82g83_1.jpg?v=1768364703","url":"https:\/\/autohousesupply.com\/products\/kline-innovation-valvetronic-cat-back-system-exhaust-for-bmw-m3-m4-g80-g82-g83","provider":"AutoHouseSupply","version":"1.0","type":"link"}