Audi S5 B9 Sport Diff models with Brace Bars - Non-Resonated Cat-Back (Louder) with Quad Brushed Titanium Trims Part_Cat Back 5% less than the OE

5% less than the OE system's 26

AEM X-Series OBDII Gauge

1dB on the test circuit maxing out at 77

plug and play upgrade for the EA888 Gen 3 (2

The hose is made from high-quality multi-ply silicone with fabric mesh reinforcement

Audi S5 B9 Sport Diff models with Brace Bars - Non-Resonated Cat-Back (Louder) with Quad Brushed Titanium Trims Part_Cat Back 5% less than the OEOur range of Cat Back systems are perfectly suited to cater for anyone looking to improve their sound and aesthetics, designed as a direct replacement for the original system, available in multiple configurations enabling the owner to choose the increase in volume of their exhaust and or add a more suitably aggressive tone. All our products are made from 304L Aircraft Grade stainless steel. This quality material will ensure that your Cat Back system