See also:

Aerodynamic optimisation of underside panelling
As the excellent drag coefficient (cd = 0.26) would suggest, the aerodynamics of the new BMW 3-Series have been intensively honed in a state-of-the-art wind tunnel. The optimised aerodynamics also ...

At a glance
At a glance 1 Air toward the windshield and side windows 2 Air for the upper body 3 Air to footwell 4 Automatic climate control with 2-zone control Automatic climate control with 4-zone control ...

Switching on/off
Press the button. ...