Thread: GM performance headers and exhaust: what kind of performance increase?
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Old 05-10-2009, 08:31 PM   #6
Speedfreak
 
Drives: 1999 30th Anniversary Trans Am
Join Date: Oct 2008
Location: Florida
Posts: 681
Quote:
Originally Posted by gunslinger View Post
(the only other thing needed is a set of forged pistons)!
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