{"product_id":"active-autowerke-bmw-g2x-b58-m340i-m440i-gesi-catted-downpipe","title":"Active Autowerke B58 GESI Catted Downpipe – BMW G2X M340i \/ M440i","description":"\u003cp data-end=\"436\" data-start=\"71\"\u003eUnlock the true performance of your BMW G-Series B58 with the Active Autowerke Signature Catted Downpipe, engineered for maximum flow, faster turbo response, and reliable daily drivability. Designed specifically for the G2X platform, this upgrade removes the restrictions of the factory downpipe while maintaining efficiency with advanced GESI catalytic technology.\u003c\/p\u003e\n\u003cp data-end=\"679\" data-start=\"438\"\u003eFeaturing a \u003cstrong data-end=\"509\" data-start=\"450\"\u003e4.5” GESI G-Sport Ultra High Output catalytic converter\u003c\/strong\u003e, this downpipe delivers strong performance gains while minimising the risk of check engine lights - making it one of the most refined high-flow catted solutions available.\u003c\/p\u003e\n\u003cp data-end=\"769\" data-start=\"681\"\u003e\u003cstrong data-end=\"731\" data-start=\"681\"\u003eNow includes turbo flange gasket pre-installed\u003c\/strong\u003e to ensure a hassle-free installation.\u003c\/p\u003e\n\u003ch3 data-end=\"787\" data-start=\"771\" data-section-id=\"1iz91iu\"\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli data-end=\"1345\" data-start=\"789\"\u003eDirect fit for BMW G2X B58 vehicles (M340i \/ M440i)\u003cbr data-end=\"843\" data-start=\"840\"\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1345\" data-start=\"789\"\u003e4.5” high-flow GESI G-Sport catalytic converter\u003cbr data-end=\"893\" data-start=\"890\"\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1345\" data-start=\"789\"\u003eNo CEL for catalytic efficiency\u003cbr data-end=\"927\" data-start=\"924\"\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1345\" data-start=\"789\"\u003ePre-installed turbo flange gasket\u003cbr data-end=\"963\" data-start=\"960\"\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1345\" data-start=\"789\"\u003e4.5” primary piping tapered to 3.5” and 80mm OEM connection\u003cbr data-end=\"1025\" data-start=\"1022\"\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1345\" data-start=\"789\"\u003eImproved turbo spool and throttle response\u003cbr data-end=\"1070\" data-start=\"1067\"\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1345\" data-start=\"789\"\u003eIncreased horsepower and torque output\u003cbr data-end=\"1111\" data-start=\"1108\"\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1345\" data-start=\"789\"\u003eCast stainless steel V-band for precise fitment\u003cbr data-end=\"1161\" data-start=\"1158\"\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1345\" data-start=\"789\"\u003eBolt-on installation – no cutting or welding required\u003cbr data-end=\"1217\" data-start=\"1214\"\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1345\" data-start=\"789\"\u003eTIG-welded 304 stainless steel construction\u003cbr data-end=\"1263\" data-start=\"1260\"\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1345\" data-start=\"789\"\u003eRated for 500–850 horsepower applications\u003cbr data-end=\"1307\" data-start=\"1304\"\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1345\" data-start=\"789\"\u003eWithstands temperatures up to 1500°F\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-end=\"1371\" data-start=\"1347\" data-section-id=\"oxb6nu\"\u003ePerformance Benefits\u003c\/h3\u003e\n\u003cp data-end=\"1422\" data-start=\"1373\"\u003eEngineered to maximise B58 efficiency and output.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli data-end=\"1647\" data-start=\"1424\"\u003eFaster turbo spool with reduced lag\u003cbr data-end=\"1462\" data-start=\"1459\"\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1647\" data-start=\"1424\"\u003eImproved exhaust flow for higher power potential\u003cbr data-end=\"1513\" data-start=\"1510\"\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1647\" data-start=\"1424\"\u003eStronger mid-range and top-end performance\u003cbr data-end=\"1558\" data-start=\"1555\"\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1647\" data-start=\"1424\"\u003eEnhanced throttle response and drivability\u003cbr data-end=\"1603\" data-start=\"1600\"\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1647\" data-start=\"1424\"\u003eIdeal for Stage 1 and Stage 2 tuned setups\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-end=\"1678\" data-start=\"1649\" data-section-id=\"7nmuec\"\u003eGESI Catalytic Technology\u003c\/h3\u003e\n\u003cp data-end=\"1734\" data-start=\"1680\"\u003eHigh-performance emissions control without compromise.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli data-end=\"1988\" data-start=\"1736\"\u003e400 cell ultra high-flow catalytic converter\u003cbr data-end=\"1783\" data-start=\"1780\"\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1988\" data-start=\"1736\"\u003eEPA registered and OBD2 compliant (non-CARB regions)\u003cbr data-end=\"1838\" data-start=\"1835\"\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1988\" data-start=\"1736\"\u003eDesigned to minimise or eliminate CEL\u003cbr data-end=\"1878\" data-start=\"1875\"\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1988\" data-start=\"1736\"\u003eProprietary precious metal loading for reduced emissions\u003cbr data-end=\"1937\" data-start=\"1934\"\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1988\" data-start=\"1736\"\u003eFull 304 stainless steel substrate for durability\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-end=\"2007\" data-start=\"1990\" data-section-id=\"1w0qlq5\"\u003eBuild Quality\u003c\/h3\u003e\n\u003cp data-end=\"2062\" data-start=\"2009\"\u003eBuilt for high-performance and long-term reliability.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli data-end=\"2248\" data-start=\"2064\"\u003eFull 304 stainless steel construction\u003cbr data-end=\"2104\" data-start=\"2101\"\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"2248\" data-start=\"2064\"\u003eFurnace-brazed catalytic core for strength\u003cbr data-end=\"2149\" data-start=\"2146\"\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"2248\" data-start=\"2064\"\u003ePrecision engineering for OEM-level fitment\u003cbr data-end=\"2195\" data-start=\"2192\"\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"2248\" data-start=\"2064\"\u003eDesigned to withstand extreme heat and boost levels\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-end=\"2266\" data-start=\"2250\" data-section-id=\"12lvr0a\"\u003eInstallation\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli data-end=\"2317\" data-start=\"2268\"\u003eDirect bolt-on replacement for factory downpipe\u003c\/li\u003e\n\u003cli data-end=\"2317\" data-start=\"2268\"\u003eNo cutting or welding required\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"2392\" data-start=\"2353\"\u003e\u003cspan style=\"text-decoration: underline;\"\u003eProfessional installation recommended\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-end=\"2465\" data-start=\"2394\"\u003eInstallation available at Sequential Racing – Altona North, Melbourne\u003c\/p\u003e\n\u003ch3 data-end=\"2486\" data-start=\"2467\" data-section-id=\"6xec53\"\u003eVehicle Fitment\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli data-end=\"2531\" data-start=\"2488\"\u003eBMW G20 \/ G21 M340i\u003cbr data-end=\"2510\" data-start=\"2507\"\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"2531\" data-start=\"2488\"\u003eBMW G22 \/ G23 M440i\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"2564\" data-start=\"2533\"\u003eEngine: B58 3.0L Turbocharged\u003c\/p\u003e\n\u003ch3 data-end=\"2585\" data-start=\"2566\" data-section-id=\"1x5ej4z\"\u003eImportant Notes\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli data-end=\"2756\" data-start=\"2587\"\u003eNot legal for use in California (CARB restrictions)\u003cbr data-end=\"2641\" data-start=\"2638\"\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"2756\" data-start=\"2587\"\u003eDesigned for performance use depending on local regulations\u003cbr data-end=\"2703\" data-start=\"2700\"\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"2756\" data-start=\"2587\"\u003eWarranty may be void with excessive burble settings\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-end=\"2770\" data-start=\"2758\" data-section-id=\"nwc4oi\"\u003eWarranty\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli data-end=\"2875\" data-start=\"2772\"\u003e5 Year \/ 50,000 Mile warranty (shell and tube ends)\u003cbr data-end=\"2826\" data-start=\"2823\"\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"2875\" data-start=\"2772\"\u003e2 Year \/ 25,000 Mile warranty on catalytic core\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-end=\"2910\" data-start=\"2877\" data-section-id=\"5vcpi3\"\u003eWhy Choose Sequential Racing?\u003c\/h3\u003e\n\u003cp data-end=\"3079\" data-start=\"2912\"\u003eSequential Racing supplies premium performance upgrades for BMW and GR platforms, focusing on proven products that deliver real-world gains with OEM-level reliability.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli data-end=\"3219\" data-start=\"3081\"\u003eHigh-flow performance with minimal compromise\u003cbr data-end=\"3129\" data-start=\"3126\"\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"3219\" data-start=\"3081\"\u003eTrusted Active Autowerke engineering\u003cbr data-end=\"3168\" data-start=\"3165\"\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"3219\" data-start=\"3081\"\u003eEasy installation with strong performance results\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"3374\" data-start=\"3221\"\u003eUpgrade your BMW M340i or M440i with the Active Autowerke B58 GESI Catted Downpipe and experience faster spool, increased power, and refined performance.\u003c\/p\u003e","brand":"Active Autowerke","offers":[{"title":"Default Title","offer_id":51949699825978,"sku":"11-062","price":2820.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0876\/0570\/7066\/files\/ActiveautowerkecatteddownpipeGRsupra.jpg?v=1756817678","url":"https:\/\/sequentialracing.com.au\/ja\/products\/active-autowerke-bmw-g2x-b58-m340i-m440i-gesi-catted-downpipe","provider":"Sequential Racing","version":"1.0","type":"link"}