Originally Posted by erics02wrx
I have the UUC / Corsa exhaust and I was afraid of the same thing (being to loud) but it was barely noticeable. Its a little louder from the outside of the car but on the inside its maybe 5% louder, if that. I love it!
One more question, have you thought of removing the OEM resonators as well or would that trip the CEL? I guess I'll do one at a time to get the sound I want but wondering if anyone has removed the secondary cats + resonators on a stock X-pipe?