Ford 2018 F-150 (diesel, 3.0 L, 4-cylinder) MSRP: $27,705 – $37,025. MPG: 25 combined. Ford’s F-series trucks are some of the most popular on the market because they have features that appeal to every kind of driver — including the eco conscious ones. The full-sized 2018 F-150 has a Power Stroke diesel 3.0-litre, 4-cylinder engine option.