After the sighting of a 6 Series Gran Coupe in the Ring, the M Sport version was also spotted there for the first time. The 6 Series Gran Coupe will feature M sport exterior styling from the 6 Series M Sport which will add to the aggressiveness of the luxuriously designed vehicle. The Gran Coupe is expected to launch in 2012 as a 2013 model year vehicle. Engine range is expected to be identical to the 6-Series Coupe.
Source: 6post