
Originally Posted by
Spooner8
Hi mate, I am one of those unusual people that did go down this path. I changed over the headers and cats and retained the stock exhaust. I wanted the extra power, but not the extra noise. The difference in sound is barely noticeable until u take it over 4k rpm then it's a bit louder. I had a VCM otr, 3.45 diff gears and a maf tune done in a Ve ssv auto ute and ran a 12.9 a Calder in full street trim with 20" wheels. Not sure how much extra a catback exhaust would get me (if any) other than more noise.
Cheers