BlackACR
Enthusiast
Here is a cost affective change that doesn't sound like crap. 1. Cut the rear muffler replace with straight pipe. 2. Cut the door resonators and, replace with Dynomax 2.5 bullet mufflers, will take care of most of the rasp. Gains on a 00 from 4HP to 6Hp, and the best of all killer sound. Tony