how to make my axle-back trd exhaust to an cat-back exhaust? i have an 08 scion tc i have a trd exhaust on it i bought it because i loved they it sounded and i didn't really care about the performance increase at the time but now i kinda do so i don't really want to spend more money on buy another exhaust set up so i was wondering what do i need to make my exhaust to an cat-back instead of an axle-back any info will help thanks in advance. |