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 ...

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 ...

Of course, the company didn't just stumble upon the formula for a successful and highly reliable turbocharged engine out of the blue -- before the B58, there was the twin-turbo N54. Sometimes ...

First launched in 2008, the BMW ... twin-turbo V8 that's terrifying and enticing at the same time. The correct answer is, absolutely not. Expectations for a thirsty engine were high, considering the ...

Prices shown for the used 2014 BMW X6 Utility 4D 50i 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 ...