Audi S4/S5 3.0T B9 iPE OPF Version Cat Back System Porsche-997-Carrera-2008 If you have any trouble

If you have any trouble installing the system please contact your authorized dealer immediately

as such an interesting high-performance steel cannon

The F1 SoundiPE exhaust system is always famous for our patented F1 style sound enhancement

When the valves are closed

Toyota GR86 (ZN8) Exhaust System Product Details

Audi S4/S5 3.0T B9 iPE OPF Version Cat Back System Porsche-997-Carrera-2008 If you have any troubleThe Aud S4 S5 (B9) is refined with an iPE Innotech Performance Exhaust system produces an extremely loud and aggressive sound as well as a comfortably quiet cruise by the push of a button when wished for. Our Valvetronic exhaust delivers both power and dynamic valve control to the driver's seat. Each part of the exhaust system is individually designed to perfectly fit the Aud S4 S5 (B9) Series.