Boasts 21 Highway MPG and 16 City MPG! This Ford Expedition Max boasts a Twin Turbo Premium Unleaded V-6 3.5 L/213 engine powering this Automatic transmission. ENGINE: 3.5L ECOBOOST V6 -inc: auto start-stop technology (STD). *This Ford Expedition Max Comes Equipped with These Options * . * Stop By Today * Stop by Barber - Dyson Ford located at 501 E Highway 66 Elk City OK 73644 for a quick visit and a great vehicle!