The BMW 6 Series and BMW M6 will make their world debuts at the 2015 North American International Auto Show in the form of the new BMW 6 Series Coupe, BMW 6 Series Gran Coupe, and the BMW M6 Convertible. The BMW 650i Coupe, Convertible and Gran Coupe are equipped with a BMW TwinPower Turbo V8 that produces 445 horsepower and 480 lb-ft of torque and mated to an 8-speed Steptronic sport automatic transmission, accelerating from 0 to 60 in 4.4 seconds. The BMW 640i Coupe, Convertible and Gran Coupe use BMW’s TwinPower Turbo inline six, generating 315 horsepower, 330 lb-ft of torque mated to an 8-speed Steptronic sport automatic transmission, accelerating from 0 to 60 in 5.2 seconds. The M6 Coupe and Gran Coupe using a 4.4-liter BMW M TwinPower Turbo V8 engine which generates 560 horsepower and 500 lb-ft of torque, will accelerate from 0 to 60 mph in about four seconds (4.3 seconds for the M6 Convertible). The BMW M6 transfers the engine’s power to the rear wheels via either a 6-speed manual transmission or a 7-speed M Double Clutch Transmission with Drivelogic. BMW 6 Series vehicles will arrive in US showrooms in the second quarter of 2015.