{"product_id":"active-autowerke-bmw-s58-g80-m3-g82-m4-g87-m2-downpipes-w-active-a-flow-cat-g8x-s58-catted-downpipes","title":"Active Autowerke S58 Catted Downpipes – BMW G80 M3 \/ G82 M4 \/ G87 M2","description":"\u003cp data-end=\"477\" data-start=\"74\"\u003eUnlock the true sound and performance of your S58-powered BMW with the Active Autowerke Signature Catted Downpipes, engineered for the G80 M3, G82 M4, and G87 M2. Designed to reduce exhaust restriction and improve turbo efficiency, these high-performance downpipes deliver quicker spool, increased power, and a more aggressive exhaust note—bringing back the raw character expected from a true BMW M car.\u003c\/p\u003e\n\u003cp data-end=\"771\" data-start=\"479\"\u003eBuilt around Active Autowerke’s advanced Active A-Flow catalytic converter technology, this system offers a rare combination of performance and compliance. Unlike many aftermarket options, these downpipes are designed to retain emissions efficiency while significantly improving exhaust flow.\u003c\/p\u003e\n\u003ch3 data-end=\"789\" data-start=\"773\"\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli data-end=\"1466\" data-start=\"791\"\u003e3-inch stainless steel downpipe design for improved exhaust flow\u003c\/li\u003e\n\u003cli data-end=\"1466\" data-start=\"791\"\u003eActive A-Flow high-performance catted system\u003c\/li\u003e\n\u003cli data-end=\"1466\" data-start=\"791\"\u003eNo CEL (Check Engine Light) for catalytic efficiency (manufacturer guaranteed)\u003c\/li\u003e\n\u003cli data-end=\"1466\" data-start=\"791\"\u003eFaster turbo spool and improved throttle response\u003c\/li\u003e\n\u003cli data-end=\"1466\" data-start=\"791\"\u003eRated for high-performance builds (500–850 HP per cat)\u003cbr data-end=\"1095\" data-start=\"1092\"\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1466\" data-start=\"791\"\u003eUltra high-flow 400 CPSI catalytic converters\u003cbr data-end=\"1143\" data-start=\"1140\"\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1466\" data-start=\"791\"\u003eFull 304 stainless steel construction including substrate\u003cbr data-end=\"1203\" data-start=\"1200\"\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1466\" data-start=\"791\"\u003eCast stainless steel V-band connections for precise fitment\u003cbr data-end=\"1265\" data-start=\"1262\"\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1466\" data-start=\"791\"\u003eIntegrated stainless flex joints for durability\u003cbr data-end=\"1315\" data-start=\"1312\"\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1466\" data-start=\"791\"\u003eDirect bolt-on installation with no cutting or welding required\u003cbr data-end=\"1381\" data-start=\"1378\"\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1466\" data-start=\"791\"\u003eFully OBD2 compliant (except California)\u003cbr data-end=\"1424\" data-start=\"1421\"\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1466\" data-start=\"791\"\u003eManufactured in the USA (Miami, Florida)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-end=\"1491\" data-start=\"1468\"\u003ePerformance \u0026amp; Sound\u003c\/h3\u003e\n\u003cp data-end=\"1676\" data-start=\"1493\"\u003eThe factory S58 downpipes are restrictive, limiting exhaust flow and muting the sound of the engine. The Active Autowerke Signature Downpipes improve exhaust evacuation, resulting in:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli data-end=\"1850\" data-start=\"1678\"\u003eQuicker turbo spool and improved boost response\u003cbr data-end=\"1728\" data-start=\"1725\"\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1850\" data-start=\"1678\"\u003eIncreased horsepower and torque potential\u003cbr data-end=\"1772\" data-start=\"1769\"\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1850\" data-start=\"1678\"\u003eA deeper, more aggressive exhaust tone\u003cbr data-end=\"1813\" data-start=\"1810\"\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1850\" data-start=\"1678\"\u003eEnhanced overall driving experience\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-end=\"1899\" data-start=\"1852\"\u003eAdvanced Active A-Flow Catalytic Technology\u003c\/h3\u003e\n\u003cp data-end=\"2012\" data-start=\"1901\"\u003eActive Autowerke’s proprietary catalytic converters are designed for both performance and emissions efficiency.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli data-end=\"2316\" data-start=\"2014\"\u003eEPA registered and OBD2 compliant (excluding California)\u003cbr data-end=\"2073\" data-start=\"2070\"\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"2316\" data-start=\"2014\"\u003eHigh-flow design reduces back pressure without sacrificing emissions control\u003cbr data-end=\"2152\" data-start=\"2149\"\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"2316\" data-start=\"2014\"\u003eProprietary precious metal loading reduces risk of CEL\u003cbr data-end=\"2209\" data-start=\"2206\"\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"2316\" data-start=\"2014\"\u003eCapable of reaching operating efficiency within seconds of startup\u003cbr data-end=\"2278\" data-start=\"2275\"\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"2316\" data-start=\"2014\"\u003eWithstands temperatures up to 1500°F\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"2455\" data-start=\"2318\"\u003eThese converters provide a reliable solution for high-performance builds without the common issues found in lower-quality catted systems.\u003c\/p\u003e\n\u003ch3 data-end=\"2473\" data-start=\"2457\"\u003eInstallation\u003c\/h3\u003e\n\u003cp data-end=\"2564\" data-start=\"2475\"\u003eDirect bolt-on design ensures straightforward installation using factory mounting points.\u003c\/p\u003e\n\u003cp data-end=\"2615\" data-start=\"2566\"\u003eProfessional installation is highly recommended\u003c\/p\u003e\n\u003cp data-end=\"2758\" data-start=\"2617\"\u003eInstallation is available at Sequential Racing – Altona North, Melbourne\u003cbr data-end=\"2692\" data-start=\"2689\"\u003eTo organise installation, contact: \u003ca rel=\"noopener\" class=\"decorated-link cursor-pointer\" data-end=\"2756\" data-start=\"2727\"\u003esales@sequentialracing.com.au\u003cspan class=\"ms-0.5 inline-block align-middle leading-none\" aria-hidden=\"true\"\u003e\u003csvg class=\"block h-[0.75em] w-[0.75em] stroke-current stroke-[0.75]\" data-rtl-flip=\"\" aria-hidden=\"true\" height=\"20\" width=\"20\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"\u003e\u003cuse href=\"\/cdn\/assets\/sprites-core-a066ed1a.svg#304883\" fill=\"currentColor\"\u003e\u003c\/use\u003e\u003c\/svg\u003e\u003c\/span\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3 data-end=\"2779\" data-start=\"2760\"\u003eVehicle Fitment\u003c\/h3\u003e\n\u003cp data-end=\"2819\" data-start=\"2781\"\u003e\u003cmeta charset=\"utf-8\"\u003eS58 Twin Turbo\u003c\/p\u003e\n\u003cul\u003e\n\u003cli data-end=\"2819\" data-start=\"2781\"\u003eBMW G80 M3\u003cbr data-end=\"2794\" data-start=\"2791\"\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"2819\" data-start=\"2781\"\u003eBMW G82 M4\u003cbr data-end=\"2807\" data-start=\"2804\"\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"2819\" data-start=\"2781\"\u003eBMW G87 M2\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-end=\"2866\" data-start=\"2847\"\u003eWhat’s Included\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli data-end=\"2914\" data-start=\"2868\"\u003eActive Autowerke S58 Catted Downpipes (Pair)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-end=\"2935\" data-start=\"2916\"\u003eImportant Notes\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli data-end=\"3134\" data-start=\"2937\"\u003eNot legal for use on vehicles registered in California\u003cbr data-end=\"2994\" data-start=\"2991\"\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"3134\" data-start=\"2937\"\u003eWarranty void if excessive burble tuning is used (can damage catalytic core)\u003cbr data-end=\"3073\" data-start=\"3070\"\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"3134\" data-start=\"2937\"\u003eFederal regulations apply regarding emissions modifications\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-end=\"3148\" data-start=\"3136\"\u003eWarranty\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli data-end=\"3277\" data-start=\"3150\"\u003e5 Year \/ 50,000 Mile Warranty (shell and tube ends)\u003cbr data-end=\"3204\" data-start=\"3201\"\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"3277\" data-start=\"3150\"\u003e2 Year \/ 25,000 Mile Warranty (catalytic core, original purchaser only)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-end=\"3312\" data-start=\"3279\"\u003eWhy Choose Sequential Racing?\u003c\/h3\u003e\n\u003cp data-end=\"3586\" data-start=\"3314\"\u003eSequential Racing supplies premium performance upgrades for BMW M platforms, offering trusted brands and proven solutions. The Active Autowerke Catted Downpipes are one of the best options for enthusiasts seeking power gains without sacrificing reliability or drivability.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli data-end=\"3726\" data-start=\"3588\"\u003eNo CEL guarantee for peace of mind\u003cbr data-end=\"3625\" data-start=\"3622\"\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"3726\" data-start=\"3588\"\u003eHigh-performance gains with emissions-conscious design\u003cbr data-end=\"3682\" data-start=\"3679\"\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"3726\" data-start=\"3588\"\u003ePremium construction and proven durability\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"3881\" data-start=\"3728\"\u003eUpgrade your BMW G80 M3, G82 M4, or G87 M2 with the Active Autowerke S58 Catted Downpipes and experience improved performance, sound, and responsiveness.\u003c\/p\u003e","brand":"Active Autowerke","offers":[{"title":"Default Title","offer_id":51949700186426,"sku":"S58-DP-CT-AA-001","price":4650.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0876\/0570\/7066\/files\/SEQR.G80Cata.jpg?v=1776312710","url":"https:\/\/sequentialracing.com.au\/ja\/products\/active-autowerke-bmw-s58-g80-m3-g82-m4-g87-m2-downpipes-w-active-a-flow-cat-g8x-s58-catted-downpipes","provider":"Sequential Racing","version":"1.0","type":"link"}