Rumor: BMW X6 M550d to make 381-hp, 545 lb-ft of torque
Ten years ago even after copious libations, the following mess of alphabet soup would probably still rattle most car enthusiasts: BMW X6 M550D. Today certainly purists accusing BMW of selling out scoff at the notion which now seems a tick closer to reality: there will probably a turbodiesel BMW SUV in the form of the [...]

