These have been appearing after allegedly being "leaked" on the internet. Check out http://www.pistonheads.com/news/default.asp?storyId=28280 for the full story.I must admit I think it looks fantastic.
EDIT: more info and pics here :- http://www.autocar.co.uk/car-news/pebble-beach/bmw-m4-concept-revealed
Some of the pics on the Autocar site are interesting - one seems to suggest it has an Akrapovic exhaust system. Hope that stays on the production version!





EDIT: more info and pics here :- http://www.autocar.co.uk/car-news/pebble-beach/bmw-m4-concept-revealed
Some of the pics on the Autocar site are interesting - one seems to suggest it has an Akrapovic exhaust system. Hope that stays on the production version!




