You should call Techtonics. I think the A1 16v exhaust is all 2 1/4". The 8v 2 1/4" is 2" before the Resonator. If you have a cat or dual downpipe the flange or pipe is only 2".
1 - 3 of 3 Posts
This is an older thread, you may not receive a response, and could
be reviving an old thread. Please consider creating a new thread.
A forum community dedicated to all Volkswagen owners and enthusiasts. Come join the discussion about performance, builds, modifications, classifieds, troubleshooting, maintenance, new releases, and more!