See also:

Head airbags
In a lateral impact, the head airbag supports the head. ...

Tone
The sound settings are stored for the remote control currently in use. ...

Tire inflation pressure values over 100 mph/160 km/h
528i Without high-speed tuning feature 550i Without high-speed tuning feature With high-speed tuning feature 528i xDrive Without high-speed tuning feature With high-speed tuning ...