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Holley Hooker BlackHeart "Mobi1na" Exhaust Development
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02-15-2017, 01:47 PM
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MotoBlaine
Drives: 2017 Camaro Fifty RS
Join Date: Feb 2017
Location: Nowhere USA
Posts: 12
So im curious if going down to a 2.25''exit from the 2.5" would make a difference in power gains. Any thoughts along the development process you guys had and tested?
MotoBlaine
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