See also:

Microfilter/activated-charcoal filter
The microfilter traps dust and pollen in the incoming air. The activated-charcoal filter removes gaseous pollutants from the outside air that enters the vehicle. The service center replaces th ...

Overview
The launch of the fifth generation of the BMW 7-Series sets a new benchmark in automotive luxury, technical innovation and class-leading driving dynamics, combined with emissions reducing and fuel ...

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