{"product_id":"mad-b58-v2-4-5-downpipe-w-bracket-bmw-f-g-chassis-supra","title":"MAD B58 V2 4.5\" Downpipe W\/ Bracket BMW F, G Chassis \u0026 Supra","description":"Upgrade from the stock B58 downpipe to the MAD B58 catless downpipe for maximum airflow, power, and sound!\r\nThe Mad Catless B58 Downpipe is an essential upgrade for any BMW enthusiast looking to maximize the performance of their B58 engine. Made from high-quality materials, this downpipe is designed to provide maximum exhaust flow and improve turbo spool time, resulting in increased horsepower and torque.\r\nThe Mad Catless B58 Downpipe is constructed from High quality 304 stainless steel, which provides excellent durability and resistance to corrosion. The catless design eliminates the restrictive catalytic converter, allowing for maximum exhaust flow and reducing backpressure. This results in a noticeable increase in power and throttle response, as well as a more aggressive exhaust note.\r\nThe Mad Catless B58 Downpipe is designed to be a direct bolt-on replacement for the factory downpipe, making installation quick and easy. The downpipe is also designed to work seamlessly with the factory exhaust system, so there's no need to worry about compatibility issues.\r\nOverall, the Mad Catless B58 Downpipe is a must-have upgrade for any BMW B58 engine owner who wants to improve performance and unleash the full potential of their car.\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":45444943642822,"sku":"MAD-007","price":209.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0081\/0804\/8420\/files\/MAD-2007_3__89336.1706204001.386.513.jpg?v=1768321112","url":"https:\/\/www.graveyardperformance.com\/products\/mad-b58-v2-4-5-downpipe-w-bracket-bmw-f-g-chassis-supra","provider":"Graveyard Performance","version":"1.0","type":"link"}