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Re: 2003 F250 4wd Crew Cab LB 6.0 Fuel Economy
Posted to HD/Fleet Forum on 10/25/2015

My 07 F350 4x4 CC SB will get 18+ unloaded at 70-75. No cruise. Mine is modified, though (very mild tune, no EGR).

Has head studs and newer injectors Login to read more.