{"product_id":"mad-bmw-f-g-chassis-b46-downpipe220-230-320-330-420-430-730-catted-mad-132","title":"MAD BMW F \u0026 G Chassis B46 Downpipe220 230 320 330 420 430 730 Catted  MAD-132","description":"\u003cp data-end=\"698\" data-start=\"358\"\u003eUnlock hidden performance and improve turbo response with the \u003cstrong data-end=\"443\" data-start=\"420\"\u003eMAD Catted Downpipe\u003c\/strong\u003e, specifically designed for U.S.-spec BMWs equipped with the B46 engine. This high-performance upgrade offers increased airflow, reduced turbo lag, and a sportier exhaust tone while maintaining emissions-conscious functionality for off-road and track use.\u003c\/p\u003e \u003cp data-end=\"1041\" data-start=\"700\"\u003eThe integrated \u003cstrong data-end=\"748\" data-start=\"715\"\u003ehigh-flow catalytic converter\u003c\/strong\u003e significantly lowers exhaust restriction compared to the factory downpipe, allowing your turbo to spool faster and produce more power. On tuned vehicles with the factory turbocharger, expect gains of up to \u003cstrong data-end=\"972\" data-start=\"955\"\u003e30 horsepower\u003c\/strong\u003e, with even greater improvements possible with upgraded turbo setups.\u003c\/p\u003e \u003cp data-end=\"1274\" data-start=\"1043\"\u003eThe inclusion of a \u003cstrong data-end=\"1078\" data-start=\"1062\"\u003eflex section\u003c\/strong\u003e ensures durability by reducing stress from engine movement and thermal cycles. Engineered for precision and longevity, the MAD B46 downpipe is a bolt-on solution that delivers consistent results.\u003c\/p\u003e \u003chr data-end=\"1279\" data-start=\"1276\"\u003e \u003ch3 data-end=\"1297\" data-start=\"1281\"\u003eKey Features\u003c\/h3\u003e \u003cul data-end=\"2193\" data-start=\"1299\"\u003e \u003cli data-end=\"1445\" data-start=\"1299\"\u003e \u003cstrong data-end=\"1334\" data-start=\"1301\"\u003eHigh-Flow Catalytic Converter\u003c\/strong\u003e\u003cbr data-end=\"1337\" data-start=\"1334\"\u003eImproves exhaust flow and supports higher horsepower while remaining emissions-conscious for off-road use. \u003c\/li\u003e \u003cli data-end=\"1571\" data-start=\"1447\"\u003e \u003cstrong data-end=\"1493\" data-start=\"1449\"\u003eUp to 30 Horsepower Gains on Stock Turbo\u003c\/strong\u003e\u003cbr data-end=\"1496\" data-start=\"1493\"\u003eIncreased performance, improved throttle response, and reduced turbo lag. \u003c\/li\u003e \u003cli data-end=\"1713\" data-start=\"1573\"\u003e \u003cstrong data-end=\"1604\" data-start=\"1575\"\u003eMandrel-Bent Construction\u003c\/strong\u003e\u003cbr data-end=\"1607\" data-start=\"1604\"\u003eSmooth bends eliminate restriction for maximum exhaust velocity and a deeper exhaust note with no drone. \u003c\/li\u003e \u003cli data-end=\"1820\" data-start=\"1715\"\u003e \u003cstrong data-end=\"1744\" data-start=\"1717\"\u003eReinforced Flex Section\u003c\/strong\u003e\u003cbr data-end=\"1747\" data-start=\"1744\"\u003eEnhances durability by absorbing engine movement and thermal expansion. \u003c\/li\u003e \u003cli data-end=\"1950\" data-start=\"1822\"\u003e \u003cstrong data-end=\"1855\" data-start=\"1824\"\u003eDirect Bolt-On Installation\u003c\/strong\u003e\u003cbr data-end=\"1858\" data-start=\"1855\"\u003eDesigned for a seamless fit using OEM mounting points. No cutting or fabrication required. \u003c\/li\u003e \u003cli data-end=\"2072\" data-start=\"1952\"\u003e \u003cstrong data-end=\"1995\" data-start=\"1954\"\u003eLeft- and Right-Hand Drive Compatible\u003c\/strong\u003e\u003cbr data-end=\"1998\" data-start=\"1995\"\u003eVersatile fitment across multiple chassis and drivetrain configurations. \u003c\/li\u003e \u003cli data-end=\"2193\" data-start=\"2074\"\u003e \u003cstrong data-end=\"2111\" data-start=\"2076\"\u003eBuilt for U.S.-Spec B46 Engines\u003c\/strong\u003e\u003cbr data-end=\"2114\" data-start=\"2111\"\u003eNot compatible with vehicles equipped with OPF (Gasoline Particulate Filter). \u003c\/li\u003e \u003c\/ul\u003e \u003chr data-end=\"2198\" data-start=\"2195\"\u003e \u003ch3 data-end=\"2226\" data-start=\"2200\"\u003eProduct Specifications\u003c\/h3\u003e \u003cul data-end=\"2540\" data-start=\"2228\"\u003e \u003cli data-end=\"2261\" data-start=\"2228\"\u003e \u003cstrong data-end=\"2243\" data-start=\"2230\"\u003eMaterial:\u003c\/strong\u003e Stainless Steel \u003c\/li\u003e \u003cli data-end=\"2304\" data-start=\"2262\"\u003e \u003cstrong data-end=\"2277\" data-start=\"2264\"\u003eCatalyst:\u003c\/strong\u003e Integrated High-Flow Cat \u003c\/li\u003e \u003cli data-end=\"2336\" data-start=\"2305\"\u003e \u003cstrong data-end=\"2319\" data-start=\"2307\"\u003eFitment:\u003c\/strong\u003e Direct Bolt-On \u003c\/li\u003e \u003cli data-end=\"2397\" data-start=\"2337\"\u003e \u003cstrong data-end=\"2355\" data-start=\"2339\"\u003ePower Gains:\u003c\/strong\u003e Up to 30 HP on tuned stock turbo setups \u003c\/li\u003e \u003cli data-end=\"2470\" data-start=\"2398\"\u003e \u003cstrong data-end=\"2413\" data-start=\"2400\"\u003eWarranty:\u003c\/strong\u003e Lifetime warranty on fitment and manufacturing defects \u003c\/li\u003e \u003cli data-end=\"2511\" data-start=\"2471\"\u003e \u003cstrong data-end=\"2491\" data-start=\"2473\"\u003eShipping Time:\u003c\/strong\u003e 1–2 business days \u003c\/li\u003e \u003cli data-end=\"2540\" data-start=\"2512\"\u003e \u003cstrong data-end=\"2532\" data-start=\"2514\"\u003eReturn Period:\u003c\/strong\u003e 90 days \u003c\/li\u003e \u003cli data-end=\"2540\" data-start=\"2512\"\u003e High-flow 200 cell catalytic converter \u003c\/li\u003e \u003cli data-end=\"2540\" data-start=\"2512\"\u003e \u003cstrong\u003e \u003c\/strong\u003e \u003c\/li\u003e \u003c\/ul\u003e \u003chr data-end=\"2545\" data-start=\"2542\"\u003e \u003ch3 data-end=\"2566\" data-start=\"2547\"\u003eVehicle Fitment\u003c\/h3\u003e \u003cp data-end=\"2664\" data-start=\"2568\"\u003eFor \u003cstrong data-end=\"2610\" data-start=\"2572\"\u003eU.S.-spec BMWs with the B46 engine\u003c\/strong\u003e only. Not compatible with vehicles equipped with OPF.\u003c\/p\u003e \u003cul data-end=\"2887\" data-start=\"2666\"\u003e \u003cli data-end=\"2704\" data-start=\"2666\"\u003e \u003cstrong data-end=\"2685\" data-start=\"2668\"\u003eBMW 1 Series:\u003c\/strong\u003e 2016+ 120i, 125i \u003c\/li\u003e \u003cli data-end=\"2743\" data-start=\"2705\"\u003e \u003cstrong data-end=\"2724\" data-start=\"2707\"\u003eBMW 2 Series:\u003c\/strong\u003e 2016+ 220i, 230i \u003c\/li\u003e \u003cli data-end=\"2805\" data-start=\"2744\"\u003e \u003cstrong data-end=\"2763\" data-start=\"2746\"\u003eBMW 3 Series:\u003c\/strong\u003e 2016+ 320i, 330e, 330i (F30, G20, etc.) \u003c\/li\u003e \u003cli data-end=\"2844\" data-start=\"2806\"\u003e \u003cstrong data-end=\"2825\" data-start=\"2808\"\u003eBMW 4 Series:\u003c\/strong\u003e 2016+ 420i, 430i \u003c\/li\u003e \u003cli data-end=\"2887\" data-start=\"2845\"\u003e \u003cstrong data-end=\"2864\" data-start=\"2847\"\u003eBMW 7 Series:\u003c\/strong\u003e 730i (B46 engine only) \u003c\/li\u003e \u003cli data-end=\"2887\" data-start=\"2845\"\u003e \u003cstrong\u003eTOYOTA SUPRA\u003c\/strong\u003e 2020+ 2.0 \u003c\/li\u003e \u003c\/ul\u003e \u003chr data-end=\"2892\" data-start=\"2889\"\u003e \u003cp data-end=\"3147\" data-start=\"2894\"\u003e\u003cstrong data-end=\"2909\" data-start=\"2894\"\u003eDisclaimer:\u003c\/strong\u003e\u003cbr data-end=\"2912\" data-start=\"2909\"\u003eThis product is intended for \u003cstrong data-end=\"2972\" data-start=\"2941\"\u003eoff-road or racing use only\u003c\/strong\u003e. It is not certified for use on public roads and may not comply with local, state, or federal emissions regulations. Please verify local laws before purchase or installation.\u003c\/p\u003e","brand":"MAD","offers":[{"title":"Default Title","offer_id":43077225545937,"sku":"MAD-132","price":480.99,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0571\/1334\/6257\/files\/kies-motorsports-mastery-of-art-and-design-mad-bmw-f-g-chassis-b46-downpipe220-230-320-330-420-430-730-catted-mad-132-1224298467.jpg?v=1777324953","url":"https:\/\/speedfactorracing.com\/products\/mad-bmw-f-g-chassis-b46-downpipe220-230-320-330-420-430-730-catted-mad-132","provider":"Speed Factor","version":"1.0","type":"link"}