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adjust tire size

  1. Reprogram / Adjust Tire Size / Speedometer Calibration

    F150 Ecoboost Electronics
    Lifting the rig soon and looking for something that will not void the warranty and allow me to adjust the computer (not transmission) to the new tire size. I would prefer to stay away from the dealer (super lame here in MD and outsource everything anyways). Want ability to program to any tire...
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