SLP, Cat, Flowmaster 80 Series
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Joined: Apr 2002
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From: CT/PA
Car: 89 IROC-Z & 94 Z71
Engine: both 5.7
Transmission: both autos
SLP, Cat, Flowmaster 80 Series
Im new to this site. It looks real cool. Ive been a member of iroczone.com for some time now. thought id expand my horizons.
I just bought 1 5/8 slp headers, high flow cat, and flowmaster 80 series cat back. ive got kn's and an air foil. its all going on a 89 5.7L what kind rear wheel hp increase can i expect
I just bought 1 5/8 slp headers, high flow cat, and flowmaster 80 series cat back. ive got kn's and an air foil. its all going on a 89 5.7L what kind rear wheel hp increase can i expect
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