Introducing the Mad s58 Catted Downpipe, the perfect upgrade for BMW enthusiasts looking to enhance their vehicle's performance and exhaust sound. Crafted from premium quality 304 stainless steel, this downpipe is built to withstand extreme temperatures and harsh driving conditions. The smooth transition of our piping design ensures maximum exhaust flow, which results in increased horsepower, torque, and throttle response. The Mad s58 Catted Downpipe is also equipped with high-flow catalytic converters, which help to reduce harmful emissions while maintaining optimal performance levels. The catalytic converters are engineered to deliver maximum flow and minimal back pressure, which results in a noticeable improvement in engine sound and overall driving experience. The downpipe is designed to bolt-on directly to the stock exhaust system and does not require any cutting or welding, making installation quick and hassle-free. The Mad s58 Catted Downpipe is also compatible with aftermarket exhaust systems, providing you with endless customization options to suit your preferences. Don't settle for stock performance - upgrade to the Mad S58 200 Cell Race Catted Downpipes and experience the true potential of your BMW.   Race use Only. Features: 200 CEL Euro5 Cats 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 Flex section Fitment: 2021+ BMW M3 G80 2021+ BMW M4 G82 G83 2023+ BMW M2 G87   SKU: MAD-051   Disclaimer:For race use only. This product is not certified for use on public roads and may not comply with local emissions regulations. Additionally, it does not prevent the illumination of the Check Engine Light (CEL). Please consult your local laws and regulations before installation.