F06 6 Series Gran Coupe Video 6 Series Gran Coupe Design Overview by Staff December 12, 2011December 12, 2011 We ‘ve seen the 6 Series Gran Coupe in photos, video and read the details. Now lets let the exterior designer of the 6 Series GC, Nader Faghihzadeh take us through the car. Full video after the break. FacebookTwitterPinterestLinkedinRedditMixEmail