The BMW ALPINA B6 Gran Coupe is a performance sedan produced by German automotive manufacturer BMW ALPINA, a manufacturer of high-performance vehicles based on BMW models. It is based on the BMW 6 Series Gran Coupe and is powered by a 4.4-litre twin-turbo V8 engine producing 600 hp and 590 lb-ft of torque. This engine is mated to an 8-speed automatic transmission, enabling the car to go from 0-60 mph in just 3.7 seconds. The B6 Gran Coupe also features a sport suspension and aerodynamic body styling, as well as a luxurious interior with leather upholstery, sport seats and an upgraded audio system.