4.6L (1996-2004 Modular) Mustang Technical discussions on 1996-2004 4.6 Liter Modular Motors (2V and 4V) within.

Re-Tune after PI Swap

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Old 05-19-2007, 12:20 AM
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ajmodelski
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Default Re-Tune after PI Swap

So, after I swap the PI heads and cams and intake in to my 97 GT. Will I need a re-program or retune my car?
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Old 05-19-2007, 12:26 AM
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roush17
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Default RE: Re-Tune after PI Swap

It would be of your best interest to get a tune after the swap. BTW, are you using stock PI hci or aftermarket?
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