BMW M550d xDrive comes as standard with the Driving Experience Control switch, including ECO PRO mode; BMW M550d xDrive Touring also features air suspension on the rear axle and automatic self ...
BMW has just released details of the new M550d xDrive, the flagship diesel powered 5-series, which boasts the most powerful six-cylinder diesel engine in production. Based on the latest G30/G31 5 ...