{"product_id":"mad-bmw-s58-catted-downpipes-m3-m4-g80-g82-g83-w-no-cel-guarantee-flex-section-mad-121","title":"MAD BMW S58 Catted Downpipes M3 M4 G80 G82 G83 W\/ No CEL Guarantee \u0026 Flex Section - MAD-121","description":"\u003cp data-start=\"1018\" data-end=\"1427\"\u003e\u003cstrong data-start=\"1018\" data-end=\"1099\"\u003e\u003c!-- mceItemMediaService_youtube:{\u0026quot;id\u0026quot;:\u0026quot;z6dIjj6gY7k\u0026quot;,\u0026quot;width\u0026quot;:440,\u0026quot;height\u0026quot;:330} --\u003e\u003c!-- do not directly edit this HTML, it will be overwritten by the mediaservice plugin --\u003e\u003ciframe src=\"\/\/www.youtube.com\/embed\/z6dIjj6gY7k?fs=1\" width=\"440\" height=\"330\" frameborder=\"0\" allowfullscreen=\"allowfullscreen\"\u003e\u003c\/iframe\u003e\u003c!-- \/mceItemMediaService --\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"1018\" data-end=\"1427\"\u003e\u003cstrong data-start=\"1018\" data-end=\"1099\"\u003eUnlock Performance with the MAD 300 Cell Catted Downpipes for BMW S58 Engines\u003c\/strong\u003e\u003cbr data-start=\"1099\" data-end=\"1102\"\u003eElevate your BMW’s performance and driving experience with the MAD Catted Downpipes designed specifically for the S58-powered M3, M4, and M2 models. Engineered to deliver maximum exhaust flow and throttle response, these high-performance downpipes provide an aggressive, refined sound without triggering a check engine light.\u003c\/p\u003e\n\u003cp data-start=\"1429\" data-end=\"1932\"\u003eConstructed from high-quality 304 stainless steel, the MAD Catted Downpipes are designed to endure extreme temperatures and driving conditions. Their smooth mandrel-bent piping promotes optimal exhaust flow, resulting in improved horsepower, torque, and overall responsiveness. With 300-cell high-flow catalytic converters integrated into the design, you gain a perfect balance between performance gains and emissions control, making this an ideal upgrade for both spirited street driving and track use.\u003c\/p\u003e\n\u003cp data-start=\"1934\" data-end=\"2297\"\u003eThe included flex section ensures long-term durability, while the precision-engineered flanges guarantee a spot-on fit with both OEM and most aftermarket exhaust systems. No cutting or welding is required for installation, ensuring a direct bolt-on experience. Additionally, MAD guarantees no check engine light (CEL) will appear—offering replacement if one does.\u003c\/p\u003e\n\u003cp data-start=\"2299\" data-end=\"2316\"\u003e\u003cstrong data-start=\"2299\" data-end=\"2316\"\u003eKey Features:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"2318\" data-end=\"2914\"\u003e\n\u003cli data-start=\"2318\" data-end=\"2361\"\u003e\n\u003cp data-start=\"2320\" data-end=\"2361\"\u003e300 Cell High-Flow Catalytic Converters\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2362\" data-end=\"2397\"\u003e\n\u003cp data-start=\"2364\" data-end=\"2397\"\u003eNo Check Engine Light Guarantee\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2398\" data-end=\"2447\"\u003e\n\u003cp data-start=\"2400\" data-end=\"2447\"\u003eFlex Section Included for Enhanced Durability\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2448\" data-end=\"2492\"\u003e\n\u003cp data-start=\"2450\" data-end=\"2492\"\u003eSmooth Mandrel Bends for Maximum Airflow\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2493\" data-end=\"2542\"\u003e\n\u003cp data-start=\"2495\" data-end=\"2542\"\u003eUp to 30HP Gain on Stock Turbocharged Engines\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2543\" data-end=\"2598\"\u003e\n\u003cp data-start=\"2545\" data-end=\"2598\"\u003eEven Greater Performance Gains with Upgraded Setups\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2599\" data-end=\"2667\"\u003e\n\u003cp data-start=\"2601\" data-end=\"2667\"\u003eCompatible with Both Right-Hand Drive and Left-Hand Drive Models\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2668\" data-end=\"2733\"\u003e\n\u003cp data-start=\"2670\" data-end=\"2733\"\u003ePrecision Fitment with Factory or Aftermarket Exhaust Systems\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2734\" data-end=\"2804\"\u003e\n\u003cp data-start=\"2736\" data-end=\"2804\"\u003eLifetime Warranty Against Manufacturing Defects and Fitment Issues\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2805\" data-end=\"2829\"\u003e\n\u003cp data-start=\"2807\" data-end=\"2829\"\u003e90-Day Return Policy\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2830\" data-end=\"2879\"\u003e\n\u003cp data-start=\"2832\" data-end=\"2879\"\u003eDesigned for Race Use Only (Not Street Legal)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2880\" data-end=\"2914\"\u003e\n\u003cp data-start=\"2882\" data-end=\"2914\"\u003eShips Within 1–2 Business Days\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1224\" data-end=\"1247\"\u003e\u003cstrong data-start=\"1224\" data-end=\"1245\"\u003eWarranty coverage\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1248\" data-end=\"1362\"\u003e\n\u003cli data-start=\"1248\" data-end=\"1298\"\u003e\n\u003cp data-prosemirror-content-type=\"node\" data-prosemirror-node-name=\"paragraph\" data-prosemirror-node-block=\"true\" data-pm-slice=\"1 1 []\"\u003eThe \"No CEL\" guarantee is valid for 2 years from the date of purchase.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1299\" data-end=\"1362\"\u003e\n\u003cp data-start=\"1301\" data-end=\"1362\"\u003eThe lifetime warranty still applies in cases of manufacturer defects, such as cracks in the pipe or welds.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"2916\" data-end=\"2928\"\u003e\u003cstrong data-start=\"2916\" data-end=\"2928\"\u003eFitment:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"2930\" data-end=\"3013\"\u003e\n\u003cli data-start=\"2930\" data-end=\"2950\"\u003e\n\u003cp data-start=\"2932\" data-end=\"2950\"\u003e2021+ BMW M3 G80\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2951\" data-end=\"2971\"\u003e\n\u003cp data-start=\"2953\" data-end=\"2971\"\u003e2021+ BMW M4 G82\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2972\" data-end=\"2992\"\u003e\n\u003cp data-start=\"2974\" data-end=\"2992\"\u003e2021+ BMW M4 G83\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2993\" data-end=\"3013\"\u003e\n\u003cp data-start=\"2995\" data-end=\"3013\"\u003e2023+ BMW M2 G87\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"3015\" data-end=\"3031\"\u003e\u003cstrong data-start=\"3015\" data-end=\"3023\"\u003eSKU:\u003c\/strong\u003e MAD-121\u003c\/p\u003e\n\u003cp data-start=\"3033\" data-end=\"3256\"\u003e\u003cstrong data-start=\"3033\" data-end=\"3048\"\u003eDisclaimer:\u003c\/strong\u003e\u003cbr data-start=\"3048\" data-end=\"3051\"\u003eThis product is intended for \u003cstrong data-start=\"3080\" data-end=\"3097\"\u003erace use only\u003c\/strong\u003e. It is not certified for use on public roads and may not comply with local emissions regulations. Always check your local laws before installing this product.\u003c\/p\u003e\n\u003cp data-start=\"3263\" data-end=\"3428\"\u003e\u003cstrong data-start=\"3263\" data-end=\"3428\"\u003eUpgrade your BMW's performance and unleash the full potential of the S58 engine with the MAD 300 Cell Catted Downpipes—crafted for power, sound, and reliability.\u003c\/strong\u003e\u003c\/p\u003e","brand":"Mastery of Art and Design","offers":[{"title":"Default Title","offer_id":42177222180949,"sku":"MAD-121","price":1499.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0074\/3702\/5395\/files\/kies-motorsports-mastery-of-art-and-design-mad-bmw-s58-catted-downpipes-m3-m4-g80-g82-g83-w-no-cel-guarantee-flex-section-mad-121-1237083946.jpg?v=1778178151","url":"https:\/\/www.kiesmotorsports.com\/products\/mad-bmw-s58-catted-downpipes-m3-m4-g80-g82-g83-w-no-cel-guarantee-flex-section-mad-121","provider":"Kies Motorsports","version":"1.0","type":"link"}