Innovative and ATS can build you a custom tune that will calibrate speedometer and shift points. I went with Innovative, but I have heard good things about both.
changing tires size & how to correct?????
i am lifting my truck 8" and putting 38" tires on it. How can i correct the speedo. Ithink it will be off alot. and don't want a ticket for speeding. Any sugestions???????
jay
jay
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If you don't want to use a tuner, Ford can calibrate for up to 35" tires. This will atleast get you close.
1 - 2 of 13 Posts
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