***Due to the consistent demand of our exhaust systems, please allow a minimum of 14 days for order processing, production, and ship time.
Looking for that little extra power on the track? NL Tuning has just the high flow cat test pipe for the B8 A4 2.0T. This direct bolt on part eliminates the restrictive factory cat, replaces it with a high-flow cat. This not only increases horsepower and torque, but it reduces turbo lag and increases spool up. Fit’s B8 A4 A5 quattro models.
Downpipe to Test-Pipe Gasket
Test-Pipe to Downpipe Gasket
Nuts and Bolts