BMW is already working on a major facelift for the current-gen M5, and going by the latest spy shots from the Nurburgring, ...

Let’s take a closer look at eight luxury sedans that deliver hidden performance potential worthy of any enthusiast's attention.

A BMW M 4.4-liter TwinPower Turbo V8 paired with an electric motor powers both the M5 sedan and wagon. On a full charge, the ...