F-150 fuel economy improves with EcoBoost, 10-speed transmission
Ford announced that its 3.5-liter EcoBoost V6 engine combined with its 10-speed automatic transmission have helped increase fuel economy for the 2017 F-150. According to the company, EPA-estimated city, highway and combined fuel economy increase 1 mpg, with the combined rating for 2017 F-150 4×4 up 2 mpg.
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Source:: http://fleetowner.com/equipment/f-150-fuel-economy-improves-ecoboost-10-speed-transmission