See also:

Engine exhaust gas (carbon monoxide)
- Never inhale engine exhaust gas. Engine exhaust gas contains carbon monoxide, a colorless and odorless gas which is dangerous, or even lethal, if inhaled. - Always properly maintain the ...

Treadwear
The treadwear grade is a comparative rating based on the wear rate of the tire when tested under controlled conditions on a specified government test course. For example, a tire graded 150 would wear ...

Maintenance precautions
When maintenance and service are required, it is recommended that all work be done by an authorized SUBARU dealer. If you perform maintenance and service by yourself, you should familiarize yoursel ...