Exhaust Fabrication Parts
![Exhaust Fabrication Parts Exhaust Fabrication Parts](https://martelius.com/media/catalog/category/KIT124006.jpg)
Here you can find all d-i-y exhaust parts for every need.
- MarteliusAudi RS4 B7 Catback Valve Exhaust 2,5"Valves work from Audi's own S-button. Outlet tips are quad 80mm round. tubing size is 2,5" and features a x-pipe also.€1,854.84