The E-Class gets a new turbocharged, 2.0-liter four-cylinder gas engine with 241 horsepower, up from 195 in the current four-cylinder diesel. Semi-autonomous driving capabilities including changing lanes by itself and maintaining a safe distance from the car in front at speeds of up to 130 mph. The semi-autonomous Pilot Assist software allows the car to accelerate, decelerate, come to a complete stop and steer on a road with clear lane markings at speeds up to 80 mph. Three engine choices will be available, including a four-cylinder, 2.0 liter turbocharged and supercharged engine and a plug-in hybrid. U.S.