See also:

The concept
BMW X5 BMW X5 ▷ During normal brake application, the outer brake lamps light up. ▷ During heavy brake application, the inner brake lamps light up in addition. BMW X6 BMW X6 & ...

The concept
The parking brake is primarily intended to prevent the vehicle from rolling while parked; it brakes the rear wheels. ...

Remove unnecessary cargo
Additional weight increases fuel consumption. ...