Subaru Impreza WRX STI (2011)

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    Catalytic converter
    Turbo models Non-turbo models The catalytic converter is installed in the exhaust system. It serves as a catalyst to reduce HC, CO and NOx in exhaust gases, thus providing cleaner exha ...

    Rear differential gear oil
    There is no oil level gauge. To check the rear differential gear oil level, we recommend that you consult your SUBARU dealer for inspection. ...

    Driver’s SRS frontal airbag
    The driver’s SRS frontal airbag uses a dual stage inflator. The inflator operates in different ways depending on the severity of impact. Have the system inspected by your SUBARU dealer immediately ...