See also:

Closing the windows and glass sunroof/panoramic glass sunroof
Driving with the glass sunroof/panoramic glass sunroof and windows open results in increased air resistance and raises fuel consumption. ...

Dual-mass flywheel with centrifugal pendulum absorber
In all road speed ranges that are relevant in everyday driving, the engineers have achieved reductions in engine speed which have noticeable benefits for fuel consumption. For example when cruisin ...

Overview, Instrument cluster with enhanced features
1 Fuel gauge 2 Speedometer 3 Indicator/warning lamps 4 Tachometer 5 Engine oil temperature 6 Electronic displays 7 Display/reset miles ...