Quote (superfinger @ Mar 5 2016 04:49pm)
please put an aftermarket muffler on it asap.
it sounds like shit IMO..
cat delete only benefits if you do a full exhaust after it...
Quote (KoreyAlexser @ Mar 5 2016 06:25pm)
deletes cat - leaves stock piping
My cat was in the downpipe, and I have bmw performance exhaust already. Only really decent upgrade from that is the HPF exhaust.
This post was edited by t9x on Mar 5 2016 05:48pm