Audi S1 Cat Back Performance Exhaust Centre Section:Resonated This exhaust setup removes the

This exhaust setup removes the rear silencer to offer the biggest sound increase whilst keeping a sporty exhaust tone (+13

and had been proven on a 500+ bhp Focus

GFB’s patented Venting Bias Adjustment System is the only one of its kind in the world

finally after 2 designs the intercooler is now awesome

Audi S1 Cat Back Performance Exhaust Centre Section:Resonated This exhaust setup removes theCobra Sport performance exhausts enhance the sound, looks and quality of your vehicle giving you the ultimate driving experience. Our sports exhausts range is fully guaranteed to give you assurance of our quality. These Audi S1 performance exhausts are made in 3" 76. 2mm pipework and fit from the catalytic converter section backwards (Cat back) these exhausts replace the centre and rear sections. The resonated exhaust includes the centre silencer and