{"product_id":"active-autowerke-active-aflow-catted-downpipes-bmw-s58-g80-g82-g87-m2-m3-m4-11-085a","title":"Active Autowerke Active Aflow Catted Downpipes – BMW S58 G80\/G82\/G87 M2\/M3\/M4 11-085A","description":"\u003ch2\u003eOVERVIEW\u003c\/h2\u003e\n\u003cp\u003ePerformance downpipes for the BMW S58-powered G87 M2, G80 M3, and G82 M4. This version is equipped with a pair of 4.5\" Active Aflow high-flow catalytic converters designed to run without a check engine light.\u003c\/p\u003e\n\u003ch2\u003eSPECS\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eDurable construction from TIG welded 304 stainless steel with 1.5mm wall thickness\u003c\/li\u003e\n\u003cli\u003e3 inch diameter piping to reduce exhaust restriction and improve turbo spool\u003c\/li\u003e\n\u003cli\u003eTapers to 70mm (stock diameter) to connect to the OEM exhaust system\u003c\/li\u003e\n\u003cli\u003eEasily bolts on, no cutting or welding required\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003ePARTS INCLUDED\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e1x downpipe set with Active Aflow catalytic converters\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eTECH RESOURCES\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eThe pair of 4.5\" Active Aflow ultra-high-flow catalytic converters (400 cells per square inch) feature full 304 stainless steel construction with furnace-brazed substrate, are rated for up to 800hp applications, withstand temperatures up to 1500°F, and are EPA registered and OBD2 compliant for 1996-and-newer vehicles — designed to run without a catalytic-efficiency check engine light.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNot legal for use on vehicles registered in California\u003c\/strong\u003e per California Vehicle Code Section 27156 and 38391 — meets EPA, not CARB, standards.\u003c\/li\u003e\n\u003cli\u003eCovered by a 5-year\/50,000-mile warranty on shell and tube ends and a 2-year\/25,000-mile warranty on the catalytic core to the original purchaser only.\u003c\/li\u003e\n\u003cli\u003eFor the M3\/M4 (G80\/G82), pair with an Active Autowerke mid-pipe — \u003ca href=\"\/products\/active-autowerke-gen-2-equal-length-mid-pipe-g80-g82-m3-m4\"\u003eGen 2 Equal Length\u003c\/a\u003e, \u003ca href=\"\/products\/active-autowerke-single-mid-pipe-g80-g82-m3-m4-11-095\"\u003eSingle\u003c\/a\u003e, or \u003ca href=\"\/products\/active-autowerke-mid-pipe-with-x-pipe-g80-g82-m3-m4\"\u003eMid-Pipe with X-Pipe\u003c\/a\u003e.\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0961\/4226\/2579\/files\/Active_20Autowerke_20-_20Catalytic_20Converter_20-Break-In-_20Instructions.pdf?v=1785359499\" target=\"_blank\"\u003eCatalytic converter break-in procedure (PDF)\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003ePART NUMBER\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e11-085A\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eVEHICLE APPLICATIONS\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\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\u003eYears\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eBMW\u003c\/td\u003e\n\u003ctd\u003eM2\u003c\/td\u003e\n\u003ctd\u003eG87\u003c\/td\u003e\n\u003ctd\u003eS58 3.0L\u003c\/td\u003e\n\u003ctd\u003e2023+\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBMW\u003c\/td\u003e\n\u003ctd\u003eM3\u003c\/td\u003e\n\u003ctd\u003eG80\u003c\/td\u003e\n\u003ctd\u003eS58 3.0L\u003c\/td\u003e\n\u003ctd\u003e2021+\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBMW\u003c\/td\u003e\n\u003ctd\u003eM4\u003c\/td\u003e\n\u003ctd\u003eG82\u003c\/td\u003e\n\u003ctd\u003eS58 3.0L\u003c\/td\u003e\n\u003ctd\u003e2021+\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e","brand":"Active Autowerke","offers":[{"title":"Default Title","offer_id":67600627237171,"sku":"11-085A","price":2279.05,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0961\/4226\/2579\/files\/G80Catc.webp?v=1781219118","url":"https:\/\/x58cartel.com\/products\/active-autowerke-active-aflow-catted-downpipes-bmw-s58-g80-g82-g87-m2-m3-m4-11-085a","provider":"x58Cartel","version":"1.0","type":"link"}