See also:

BMW TwinPower Turbo technology in the new four-cylinder engine
This new engine is the most powerful in a new generation of four-cylinder petrol units based on the same reduced-friction core engine, their different output ratings being achieved principally by ...

Adding engine oil
Filler neck BMW X5 BMW X6 Add a maximum quantity of 1 US quart/1 liter of oil only after the corresponding message appears on the Control Display. Add oil promptly Add oil within the ne ...

Under the Hood
Both engines incorporate direct fuel injection and turbocharging. The xDrive35i uses a new 3.0-liter inline-six-cylinder with one turbocharger, while the xDrive50i uses a 4.4-liter V-8 with two. P ...