Spy photographers caught in the lenses of their cameras the new BMW M6, tested for the streets of Munich. The prototype differs aggressive front bumper, new side curtains and a modified rear bumper. In addition, the new BMW M6 has improved sport suspension, brake system and new alloy wheel design. Like M5, M6 gets a new eight-cylinder 4.4-liter twin-turbo, a power of 552 hp and torque - 680 Nm This is probably the engine will be aggregated with a seven-speed gearbox M Double Clutch Transmission. Acceleration time from zero to 100 km / h in a car less than 4.5 seconds. The maximum speed of the machine is still unknown.