Originally Posted by Klubbheads

I haven't read the whole thread but putting more restrictive resonators/glasspacks would eliminate the rasp.

Originally Posted by ufgeee

is the addition of a resonator the solution for eliminating rasp on exhaust....i have the magnaflow exhaust, with HFC and headers and i have a rasp that i NEED to get rid of and this is the only possible solution i have come up with. any advice and guidance will be much appreciated

-mike