Cars and TransportationThe mighty roar of BMW's M7-60 Li XDrive04:44This browser does not support the video element.Cars and Transportation02/28/2017February 28, 2017The M7-60 Li XDrive is BMW's most powerful vehicle to date. Its brand new M Performance TwinPower Turbo 12-cylinder 6.6-litre petrol engine generates a maximum output of 448 kilowatts or 610 horsepower, and delivers a mighty roar. Copy linkAdvertisement