Read all of our latest car reviews here on whatcar.com. From all-new cars to the smallest tweak to an existing model, our road test team will evaluate and report.
This is where you can find all the whatcar.com test drives we've published over the past week.
BMW M550d xDrive
The BMW M550d is the company's new M diesel engine, which uses the expertise of the M division to add pace and dynamic excitement well beyond that offered by the simple M Sport packages.
BMW M550d xDrive review