BMW has released teaser pictures of the M6 Gran Coupe. The four door coupe is due to make its debut at the Detroit Motor Show in January 2013.The pictures show the Gran Coupe shares its aggressive looks with the M6 Coupe and Convertible versions. The production will follow and the Gran Coupe is expected to go on sale towards the middle of 2013. It is powers by BMW’s 552bhp 4.4-litre twin turbo V8 engine. It is the same engine that powers M5 and M6 and is capable of doing 0-62mph in just 4.3 seconds. The top speed is restricted at 155mph but can be increased to 190mph with the optional M Driver’s Package.

The Gran Coupe has 113mm longer wheel base than the standard M6 that result in spacious rear seats. The rear seats can be folded flat to get the boot space of 1,265litres. The official price hasn’t been announced yet, but it is expected to be around £98,000. Go for some extras like extra-lux leather and some diver assist systems the BMW M6 Gran Coupe will set you back around £120,000