how can i make my stock 99 f-150 4.6 faster
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mileage? 2wd or 4wd? auto or manual trans? 99 4.6 didnt have PI heads yet. what kind of power are you looking for?
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My truck is a 2wd auto transmission and it has about 186 thousand milles on it. I really want it to get more horse power i want to just be able to push the gas pedal and respond quick
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