I have just done a P.I. Swap with Trick Flow 78mm Track Heat Intake, Trick Flow Stage 2 cams, Slp longtubes into slp x catted x pipe loudmouth 2 cat back and a diablo tuner. Im wondering if you need a custom tune with the P.I swap cause my car idles fine but when im driving it and go wot it seems like i'm over fueling................NEED HELP!!!
P.I Swap
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