what would be the aproximate HP of a S5 with complete new exhaust?
what would be the aproximate HP of a S5 with complete new exhaust?
with the exception of the stock exhaust manifold what would the aproximate HP be for a 90 NA if it had race pipe-no cats & full Borla catback??? Also with a cone filter.
just curious.
just curious.
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82streetracer
1st Generation Specific (1979-1985)
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Aug 23, 2015 09:28 AM






