Audi S4/S5 3.0T B9 iPE OPF Version Cat Back System Porsche-997-Carrera-2008 * There are two versions

* There are two versions of muffler

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

iPE will not be held responsible for any damages to the vehicle with the engine check light on M2 competition

This iPE exhaust system is handcrafted with  T304 Stainless Steel throughout the entire exhaust system  to reduce weight by  19

Each part of the exhaust system is individually designed to perfectly fit onto the Ferrari FF and to create a unique and breath-taking sound that will trickle those feelings and senses

Audi S4/S5 3.0T B9 iPE OPF Version Cat Back System Porsche-997-Carrera-2008 * There are two versionsThe 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.