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gallons

  1. 2005-2010 Mustang GT Tech
    Hello all - I've had my Whipple HO installed on my 06 GT for about 2 months now. I noticed right away that the "Gallons Used" and "MPG" feedback from the console computer were not accurate. It always says I have used more gallons then I have actually used. I always fill up the tank when I...
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