BMW and its commitment to maximizing the potential of every model continues with the 2012 640d xDrive. It’s the first time the 6 Series has used a diesel engine, and it sound like it won’t disappoint if ‘sporty’ and ‘oil-burning’ are your prerogatives: the 3.0-liter inline six with TwinPower turbos throws off 313 horsepower and 465 pound-feet, with all that twist available from around 2,000 rpm.

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Working through the standard eight-speed automatic will get you from 0 to 60 in five seconds, and the coupe will return an estimated 40 U.S. mpg.
Full story: Autoblog