My guess is that it alters the note of the exhaust, without necessarily increasing the volume. What I'm curious about more than anything else, is whether or not the resonators eliminate the rasp that's so typical of HFCs.
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2010 6MT PG Roadster w/Sport & NAV.
Stillen Exhaust, Stillen GIII Intake, Eibach Springs, H&R Spacers 15f/20r, SPC Rear Camber Kit. Thanks to Vinny Ten Racing!
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