Have you noticed any knocking, stuttering, shaking with the car... 13mpg doesn't sound right, when you baby the car you should get much better than that.. now... WOT all the time will get you those numbers... Maybe something's wrong with the car and it hasn't tripped the CEL circuit..
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// 1998 GT-Steeda Conversion \\ -- Sold
// Now own 2001 F-150 SuperCrew 5.4L \\
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