the 540i is the most potent petrol-powered models offered in the UK, with the four-cylinder 530i at the foot of the range. These are the latest modular family of engines, all turbocharged. BMW has ...

BMW also offers a range of petrol engines. From launch, you can specify a rear-wheel-drive, four-cylinder 530i, or this: the flagship 540i xDrive. Sitting at the top of the 5 Series range until ...