Audi S4 / S5 3.0T (B9) Exhaust System Porsche 911 Carrera / 4 / S / 4S / GTS (992) The most significant feature is

The most significant feature is the deep rumble from idle at low revs through to high pitch F1 excitement at mid-range then to intense high growling sound at high revs ranges

Highlighting the mean tone from its i4 engine

which underlines the characteristics of the Porsche 997

Color chromatism may occur between the picture shown and the actual product

Audi S4 / S5 3.0T (B9) Exhaust System Porsche 911 Carrera / 4 / S / 4S / GTS (992) The most significant feature isThe 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. All standard tips comes with chrome silver tips. Other