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.

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    Exceptional performance assisted by innovative design features
    The exceptional performance of the new engine is due last but not least to various innovative features of the core engine. For example, balancer shafts positioned at different heights result in op ...

    The concept
    The system is functional at speeds beginning at approx. 20 mph/30 km/h. It maintains the speed that was set using the control elements on the steering wheel. The system brakes on downhill gradie ...

    Close the windows and glasssunroof
    Driving with the glass sunroof and windows open results in increased air resistance and raises fuel consumption. ...