The Audi S4 S5 Downpipe with 200 Cell Hi-Flow Sports Cat & Heat Shield for the B9 3.0 TFSI engine is a high-performance aftermarket exhaust component. This downpipe is designed to enhance the exhaust flow of the Audi S4 and S5 B9 models equipped with the 3.0 TFSI engine. It features a 200-cell high-flow sports catalytic converter, promoting better exhaust gas flow and improved engine performance. The included heat shield helps manage temperatures effectively. With its precision engineering and construction, this downpipe not only adds a sporty exhaust note but also contributes to increased horsepower and torque, offering enthusiasts an enhanced driving experience.
 
Will Fit
Audi S4 B9 
Audi S5 B9