Thread: PSE and Fabpseed catbypass pipes
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Old 08-30-2009, 06:42 AM   #8
mts
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Join Date: Apr 2006
Location: Lexington, KY
Posts: 312
Quote:
Originally Posted by 23109VC
do you think you gain any power from the secondary bypass pipes or just a different sound?
I dyno'd before and after on a 3.2L and got between 5-8hp.
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