Boost your turbocharged engine’s power with a high flow downpipe B58, engineered to dramatically improve exhaust flow, reduce backpressure, and increase turbo efficiency. Perfect for BMW B58 models and the Toyota Supra, this upgrade delivers faster spool, noticeable horsepower gains, and a sharper throttle response. Ideal for classified ads, it provides a deeper exhaust tone while supporting both stock and tuned setups. Built with durable materials and precise fitment, this high flow downpipe B58 enhances performance, reliability, and driving excitement, making it a must-have for enthusiasts seeking maximum turbo output.