See also:

Engine oil
...

Tires
Tires are designed to give many thousands of miles of service, but they must be maintained in order to get the maximum benefit from them. ...

Driver and passenger dual-stage airbag supplemental restraints
The dual-stage airbags offer the capability to tailor the level of airbag inflation energy. A lower, less forceful energy level is provided for more common, moderate-severity impacts. A higher ene ...