See also:

High-beam Assistant
The concept When the low beams are switched on, this system automatically switches the high beams on and off or suppresses the light in the areas that blind oncoming traffic. The procedure is cont ...

Remove attached parts following use
Remove unneeded auxiliary mirrors, roof or rear luggage racks after use. Attached parts on the vehicle impair the aerodynamics and increase the fuel consumption. ...

Performance
For 2009, there's just one engine: a 3.0-liter six-cylinder that's good for 260 horsepower. It teams with either a six-speed manual or a six-speed automatic transmission. All X3s have all-wheel dr ...