See also:

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. ...

Tire inflation pressures up to 100 mph/ 160 km/h
For speeds of up to 100 mph/160 km/h and for optimum driving comfort, note the pressure values in the tire inflation pressure table, and adjust as necessary. These pressure values can also be f ...

A More Muscular X5
The X5 M's styling is more aggressive than the regular X5's, but the changes have been tastefully integrated into the overall design. One thing that might be deemed a little over-the-top is the fr ...