{"product_id":"mad-bmw-toyota-b58-fat-boy-5-catless-downpipe-m240-340-440-supra","title":"MAD BMW Toyota B58 Fat Boy 5\" Catless Downpipe M240 340 440  Supra","description":"Meet the MAD B58 Fat Boy 5'' catless downpipe. \r\nThe MAD 5 inch Catless B58 Downpipe is a high-performance aftermarket upgrade for BMW B58 engine vehicles, designed to increase power and torque while improving exhaust flow. This downpipe is made from premium quality stainless steel and is precision-engineered to fit perfectly with the stock exhaust system, ensuring a seamless installation process.\r\nWith a 5 inch diameter, this downpipe provides unrestricted exhaust flow, which reduces backpressure and increases horsepower and torque output. It also features a catless design, which eliminates the factory catalytic converter for even more performance gains. This makes it an ideal choice for car enthusiasts who are looking to improve the performance and sound of their BMW B58 engine vehicles.\r\nThe MAD 5 inch Catless B58 Downpipe is designed to withstand the high temperatures and pressures of high-performance driving, ensuring reliable performance for years to come. \r\nInstallation of the MAD 5 inch Catless B58 Downpipe is straightforward and can be completed with basic hand tools.\r\nOverall, if you're looking to improve the performance and sound of your BMW B58 engine vehicle, the MAD 5 inch Catless B58 Downpipe is a must-have upgrade. It delivers significant performance gains while also adding a much needed sound improvment.\r\nExpect up to a 30HP increase on a tuned BMW \/ Toyota Supra B58 with stock turbo, even more on cars with upgraded turbo.\r\n \r\nFeatures:\r\n\r\nCompatible with right-hand drive and left-hand drive vehicles\r\nSmooth bends for maximum airflow without any drone\r\nUp to 30HP increase on the stock turbos, even more on upgraded turbos\r\nLifetime warranty on defects and fitment\r\n90 day return period\r\nAll orders ship in 1-2 business days\r\nSpot on fitment\r\nFlex section\r\n\r\n \r\nFitment:\r\n\r\n\r\n2015+ BMW M240i \u0026amp; Xdrive\r\n\r\n\r\n2016-2019 BMW 340i \u0026amp; Xdrive\r\n\r\n\r\n2020+2024 BMW M340i \u0026amp; Xdrive * Does not fit 2025 *\r\n\r\n\r\n2016+ BMW 440i \u0026amp; Xdrive\r\n\r\n\r\n2016+ BMW 540i \u0026amp; Xdrive\r\n\r\n\r\n2016+ BMW 740i \u0026amp; Xdrive\r\n\r\n\r\n2017-2024 X3 M40 G01\/G02\r\n\r\n\r\n2017-2024 X4 M40 G01\/G02\r\n\r\n\r\n2019+ G05 BMW X5 40i \u0026amp; xDrive\r\n\r\n\r\n2019+ G07 BMW X7 40i \u0026amp; xDrive\r\n\r\n\r\n2019+ G29 BMW Z4 M40i\r\n\r\n\r\n2019+ Toyota Supra 3.0L\r\n\r\n\r\nEmissions Disclaimer:This product is not legal for sale or use on pollution-controlled vehicles operated on public roads, highways, or streets. It is intended for off-road, race, or closed-course competition use only, where such modifications are permitted.\r\nBy purchasing this product, you acknowledge and agree that:\r\n\r\n\r\nYou are responsible for compliance with all applicable emissions laws and regulations.\r\n\r\n\r\nMAD and its affiliates disclaim any liability for improper or unlawful use of this product.\r\n\r\n\r\nUse of this part on public roads may violate the Federal Clean Air Act (42 U.S.C. § 7522) and similar state laws.\r\n\r\n\r\nPlease check your local laws before purchase and installation.","brand":"MAD","offers":[{"title":"Default Title","offer_id":45444949344454,"sku":"MAD-052","price":319.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0081\/0804\/8420\/files\/MAD-2052_2__32762.1706204262.386.513.jpg?v=1768321209","url":"https:\/\/www.graveyardperformance.com\/products\/mad-bmw-toyota-b58-fat-boy-5-catless-downpipe-m240-340-440-supra","provider":"Graveyard Performance","version":"1.0","type":"link"}