Watch fantasy footage of the 2014 BMW M6 Gran Coupe at the now famous COTA -- Circuit of the Americas -- F1 Track in Austin, Texas. The new M6 Gran Coupe features the most powerful engine ever fitted to an M production car, a 4.4-liter M TwinPower Turbo V-8 with 560 horsepower and an always-accessible 500 lb-ft of torque. With this endowment, the rear-wheel drive M6 Gran Coupe runs 0-60mph in 4.1 seconds.Distributed by OneLoad.