Audi A1 1.4 TFSI 150PS (15-17) Cat Back Performance Exhaust Centre Section:Resonated The kit comes with:

The kit comes with:

Billet 6061 aluminium

which is not ideal because neither it nor the return spring are strong enough to open and close the valve reliably at high boost

and if you want to up the power (who doesn't

Audi A1 1.4 TFSI 150PS (15-17) Cat Back Performance Exhaust Centre Section:Resonated The kit comes with:Cobra Sport performance exhausts enhance the sound, looks and quality of your vehicle giving you the ultimate driving experience. This Audi A1 1. 4 TFSI performance exhaust is made in 2. 5" 63. 5mm pipework and fits from the front pipe catalyst backwards (Cat back system) these exhausts replace the front box, centre and rear sections. The non resonated sports exhaust makes the system louder as it excludes the centre silencer and therefore, has a