Audi S5 B9 Coupe/Cabriolet Non Sport Diff models - Resonated (Quieter) Cat-Back Exhaust System with Quad JET-100 Carbon Trims Porsche > 911 > 996 Turbo (inc X50/GT2) > 2000 to 2005 The non-resonated sports exhaust makes

The non-resonated sports exhaust makes the system louder as it excludes the centre silencer and therefore

Recommended for competition engines where maximum power release is the preferred criteria and beneficial for high revving engines

the power increases create a dramatic change in driver experience after the remap was applied

A reduction in friction of up to 26% plus a reduction in wear compared to a standard engine oil

Building on the success of previously released systems for the M135i

Audi S5 B9 Coupe/Cabriolet Non Sport Diff models - Resonated (Quieter) Cat-Back Exhaust System with Quad JET-100 Carbon Trims Porsche > 911 > 996 Turbo (inc X50/GT2) > 2000 to 2005 The non-resonated sports exhaust makesOur 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