Recommended spark plugs

For the recommended spark plugs, refer to “Electrical system”.

    See also:

    Driver’s Control Center Differential (DCCD) (STI)
    Always use the utmost care when driving. Being overconfident because you are driving a vehicle with a driver’s control center differential could easily lead to a serious accident. All the ind ...

    Warning and indicator lights
    ...

    Effect vehicle modifications made for persons with disabilities may have on SUBARU advanced frontal airbag system operation (U.S. only)
    Changing or moving any parts of the front seats, rear seat, seatbelts, front bumper, front side frame, radiator panel, instrument panel, combination meter, steering wheel, steering column, tire, suspe ...