Between the turbodiesel powerplant of the BMW M57 engine, and the turbo or supercharged Audi 3.0 V6, each is a great option ...

The M57 engine from BMW is one example that some might be tempted to question, with reports of its reliability perhaps seeming too good to be true. However, there's a reason why it stands as one ...

Perhaps the automaker’s best diesel engine, the BMW M57 is a six-cylinder engine with three different displacements: 2.5, 2.9, and 3.0-liters. The Common Rail injection system feature produced ...