Rear head restraints

See also:

Safety
Besides options like lane departure warning, the 5 Series comes equipped with a suite of side curtain airbags and front-seat side-impact airbags. Rear seat-mounted airbags can be ordered as a $385 ...

Brake assistant
When you apply the brakes rapidly, this system automatically produces the maximum braking force boost. It thus helps to achieve the shortest possible braking distance during full braking. This ...

Treble, bass, balance, and fader
▷ "Treble": treble adjustment. ▷ "Bass": depth adjustment. ▷ "Balance": left/right volume distribution. ▷ "Fader": front/rear volu ...