Introducing the Mad Catless F10 M5 Downpipes, the ultimate upgrade for your BMW F10 M5. These downpipes are meticulously designed and crafted to provide improved performance, sound, and aesthetics for your vehicle. Constructed from high-quality stainless steel, these downpipes are built to last and withstand the rigors of high-performance driving. They are also designed to be a direct replacement for your OEM downpipes, making installation a breeze. The Mad Catless F10 M5 Downpipes are engineered to improve exhaust flow, resulting in increased horsepower and torque gains. These downpipes also give your M5 a more aggressive exhaust note, with a deep and throaty tone that will turn heads on the street. These downpipes feature a catless design, which eliminates the restrictive catalytic converters found in the OEM downpipes. This results in less back pressure and improved exhaust flow, leading to increased power and performance. Upgrade your BMW F10 M5 with the Mad Catless F10 M5 Downpipes and experience the ultimate in performance, sound, and style.   Expect up to a 30HP increase on a tuned BMW S63 with stock turbos, even more on cars with upgraded turbos.   Features: Compatible with right-hand drive and left-hand drive vehicles Smooth bends for maximum airflow without any drone Up to 30HP increase on the stock turbos, even more on upgraded turbos Lifetime warranty on defects and fitment 90 day return period All orders ship in 1-2 business days Spot on fitment Fitment: 2011+ F10 M5 2011+ F Chassis M6 SKU: MAD-033