See also:

Remove attached parts following use
Remove auxiliary mirrors, roof or rear luggage racks which are no longer required following use. Attached parts on the vehicle impair the aerodynamics and increase the fuel consumption. ...

Use coasting conditions
When approaching a red light, take your foot off the accelerator and let the vehicle coast to a halt. On a downhill gradient, take your foot off the accelerator and let the vehicle roll. The flo ...

Safety
As of publication, the X6 hasn't been crash-tested by the Insurance Institute for Highway Safety. The SUV comes with a number of standard safety features, including antilock brakes, side-impact ai ...