Right now I have an F150 single cab, 2WD, 4.2L V6, 5 speed and I get about 18 MPG :mad: . My brother has a 4 door, 4x4, Dodge 2500 Diesel and is getting about 20 MPG. I don't expect gas prices will remain to far off from diesel fuel for very long, and with slightly better milage and the ability...