- Bag hooks/retaining hooks
- Balance (sound)
- Band III (DAB)
- Bass box
- Bass (sound)
- Battery
- Battery (handset)
- Belt tensioners
- Bicycle rack
- Biodiesel
- Bioethanol fuel
- Blower
- Bluetooth
- Bonded devices
- Bonnet
- Boot
- Boot lid
- Brake system
- braking guard
- Brightness
- Bulb monitor
- Bulbs
- Bulbs, changing
- Business equipment
- Buttons