http://PasoRoblesFord.com/Content/Page/2014-Ford-F–150 805-239-3673 The Flex has the power and control features to get you where you want to go and the amenities to help make it easier to get there. The standard 3.5L Ti-VCT V6 delivers the power and torque to haul a heavy load. For more power and torque, the 3.5L EcoBoost V6 is available. Control features include standard AdvanceTrac with Roll Stability Control and available Intelligent all-wheel drive.