rearend gears
1/17/05, 04:51 PM
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If you want the correct MPH for the speedo and if you have an automatic you definately want the MPH to be correct for the EEC to shift correctly. An SCT xcalibrator would be able to fix it no problem !
Jon
Jon
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Rando
2010-2014 Mustang
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8/25/21 11:12 AM