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Tuner question.
What is the best tuner for fuel mileage for a 2008 F450? I am getting 11 miles to the gallon and she is a everyday driver. Need help and dont want to break the bank. I had an edge in my lifted F150 and it produced for me. The problem is i have ready on this forum that they are no good for...- Frankieboy_9
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- Forum: Southeast US
