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2004 to 2008 F-150 and Mark-LT 4.2L, 4.6L and 5.4L equipped F-150s and Mark-LTs. |
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Road Trip - Best Mileage
I have the 87 Performance tune on a Gryphon for my '05 FX4 Supercrew and its great. I am looking to see what settings I can change to maximize my fuel economy on my upcoming road trip. I'll be traveling about 1400 miles both ways mostly on the highway.
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