Originally Posted by Jz
running full catless, vibrant resonators, x-pipe, and stock muffler. Still a bit of rasp in the low rpms though. Anything more I can do to get rid of it completely?
Hmmm. That strange as I have catless also with xpipe and resonators and I have no rasp at all. Worst case is to weld another pair onto exhaust, but I still find it hard to believe you have rasp down low.