poor mpg | Ford Thunderbird forum club group 1955-2005 models
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poor mpg

  1. O

    Poor 14 MPG Gas Mileage on my 2004

    I'm getting "ONLY 14 MPG." I bought the car almost 13 mo. ago with 49,933 as of today, it has 51,682, (1,749 driven thus far). The previous owner had installed a "69-3520TP K & N Performance Air Intake System", (the filter is clean) When I got it, it was giving me 17 MPG, 95% of my driving...
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