Now that the 2014 M6 Gran Coupe [Official Info and Media
] has been officially announced and introduced by BMW, test prototypes are free to go full monty in public.
The photos below are from a sighting in Austria and shows the M6 Gran Coupe in what appears to be Moonstone Metallic (a BMW Individual color).
The M6 Gran Coupe will hit US showrooms in early Summer 2013 and share the same powertrain as its M6 coupe and convertible brethren - powered by the 4.4L TwinPower Turbo V8 (S63Tü) engine and outputting 560hp / 500lb-ft.
The recommended retail price in Germany is 128.800 €, including 19 % VAT. German market launch will be in May 2013.
US pricing, final technical specs, EPA MPG fuel efficiency, standard/optional equipment to be announced closer to on-sale date.
Here's some videos for the full view: