For 2013, 550i models get a new version of the 4.4L twin-turbocharged V8 engine, making 445 horsepower and 480 pound feet of torque--that's 45 hp and 30 lb-ft more than last year. BMW 5-Series GT ...

A look back at the best and most impressive models from several generations shows how this BMW has evolved over the years. While the ... of taking the 2006 E60 BMW 550i out on the road was ...

1. Available in RWD and AWD variants with a range of turbo and non-turbo powerplants the range-topping 4.4L bi-turbo V8 makes 400 hp and 450 lb.-ft. of torque. 2. BMW’s xDrive intelligent all ...

For 2013, 550i models get a new version of the 4.4L twin-turbocharged V8 engine, making 445 horsepower and 480 pound feet of torque--that's 45 hp and 30 lb-ft more than last year. BMW 5-Series GT ...