The BMW M6 Gran Coupe is a high-performance luxury sedan with a coupe-like roofline. It is based on the BMW 6 Series and combines the performance of the M5 sedan with the design of the 6 Series Coupe and Convertible. It is powered by a 4.4-liter twin-turbocharged V8 engine, producing 560 horsepower and 500 lb-ft of torque. Additionally, the Gran Coupe includes an upgraded suspension, larger brakes, and an M Sport exhaust system.