Non-turbo models

The engine is designed to operate using unleaded gasoline with an octane rating of 87 AKI (90 RON) or higher.

    See also:

    Air cleaner element
    Do not operate the engine with the air cleaner element removed. The air cleaner element not only filters intake air but also stops flames if the engine backfires. If the air cleaner elem ...

    EXTERIOR
    The 2011 STi oozes speed. My test vehicle was the new four-door wide-body sedan with an intimidating-looking rear spoiler intended to amplify the car's aerodynamics. The spoiler definitely took a ...

    Key number plate
    The key number is stamped on the key number plate attached to the key set. Write down the key number and keep it in another safe place, not in the vehicle. This number is needed to make a repla ...