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performance exhaust decat
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  1. Exhausts / Air Intake - Induction (ST/TDCi/ST220)
    Im running a straight-through 2-1/4" (57mm) exhaust system i am considering fitting a complete manifold to tailpipe 2-1/2" (63.5mm) exhaust system Will i get more power? i already have a 2-1/2" (63mm) decat (heatwrapped) but this connects to a 57mm downpipe (also heatwrapped) the weld on the...
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