Scores 27 Highway MPG and 19 City MPG! This Ford Explorer delivers a Intercooled Turbo Premium Unleaded I-4 2.3 L/140 engine powering this Automatic transmission. ENGINE: 2.3L I-4 ECOBOOST (STD). *This Ford Explorer Comes Equipped with These Options * . * Visit Us Today * Stop by Barber - Dyson Ford located at 501 E Highway 66 Elk City OK 73644 for a quick visit and a great vehicle!