888-656-7577 The FWD (front-wheel-drive) and AWD (all-wheel-drive) models use the same powertrain: a 3.7-liter V6 matched to a six-speed automatic transmission. This engine generates 305 hp and 280 pound-feet of torque. EPA-estimated fuel economy is 19 mpg city28 highway mpg and 22 mpg combined. With AWD, those numbers are 182621. The all-wheel-drive EcoBoost model is powered by a twin-turbocharged 3.5-liter V6 that makes 365 hp and 350 lb-ft of torque. In testing, an MKS EcoBoost sprinted to 60 mph in just 5.8 seconds. Fuel economy is estimated at 17 mpg city25 mpg highway and 20 mpg combined.