I had a magnaflow installed to replace my stock resonator, was using that for a while with my stock SVT dual mufflers. Sounded fine. I was not one of the people who wanted my car as loud as possible either, if that helps.

MSDS, SHO-shop Y, custom 2.5" catback; xcal2; 63mm TB, K&N 3530; Koni struts, Aussie bar; THaines forks, Quaife, SpecII, UR fly; DMD; Nima UD pullies; Stazi brakes; f&r Pole120 mounts. Just a daily commuter car. Silver '98 SVT E0 #3159