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I just bought a 2001 F150 supercrew with the 5.4 and I am interested in some bolt on HP/ mpg's what programer it the best and what other bolt ons do you suggest for my truck???
i have the superchips micro tuner and its great. i am also getting about 14 mpg city and about 17 mpg on highway also. the hardest part is to keep your foot outta it to get that good mileage!