Uniform Tire Quality Grading (UTQG)

For details, refer to “Uniform tire quality grading standards”.

    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 engine e ...

    Turbo models
    ...

    Safety
    The Insurance Institute for Highway Safety crash-tested the 2008 Impreza, and the car earned a Good overall rating — the highest possible score — in frontal-offset, side-impact and rear crash test ...