Has nothing to do with the engine's performance. It's just the overall characteristic of that design. Nothing you do will help it that much....treatments and such can do more harm than good. Just get a louder exhaust or turn the radio up.
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--==RPM Resto & Custom==--
1989 IROC-Z Media Coverage:
Chevy High Performance - Readers Rides 4/03
GM High Tech Performance - Tech Article 3/06
Chevy Rumble - Tech & Feature Articles November 2006
Auto Restorer Magazine - Feature Article 5/11
SkinAndSteel.com
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