The X6 M makes its 555hp through the use of a twin-turbo direct-injection 4.4-liter V8 engine. As for torque, that number is 500 ft-lbs from 1500 to 5650 rpm. BMW says it has all but eliminated ...

Prices shown for the used 2014 BMW X6 M Utility 4D M AWD V8 Turbo with NaN miles are what people paid to buy this vehicle or what people received when trading in this vehicle at a dealer. Edit options ...

The BMW X6 M60i, the model tested, is one such jellybean-shaped vehicle. It's powered by a 523-horsepower, turbocharged 4.4-liter V8 engine that ... features double bars and an M logo on grille ...