In Reply to: hamann exhaust any good? posted by M3 EVO on May 16, 1999 at 19:52:36:
The STW kind ? yes (very very good sound).
Make sure you have a direct admission (cone) and change the middle silencer (catalyzer).
A very good quality part. I think, but I'm not sure, that it's made by Sebring for Hamann.
I have one and I'm 100% satisfied - and my neighbors also ;-)