Enter Vehicle Year Make Model

Specify your vehicle's year, make and model to guarantee fit.

Year
Make
Model
Options
Drivetrain

2003 Subaru Forester Oxygen Sensors

What year is your
Free Same Day Shipping

2003 Subaru Forester Oxygen Sensors

Filter Results
  • Notify When Available

    VIDEO

    O2 Oxygen Sensor

    Replaces 2003 Subaru Forester H4 2.5L Upstream Bank 1 Sensor 1 O2 Oxygen Sensor TRQ OSA61188

    23 reviews
    Brand: TRQ - OSA61188

    • Sensor Type: Air / Fuel Ratio
    $64.95
    Save 21%
    List $81.95 Save $17.00

    Guaranteed to Fit 2003 Subaru Forester

    Guaranteed to Fit 2003 Subaru Forester

  • Notify When Available

    VIDEO

    99-04 Subaru Multifit 4 Wire Downstream Oxygen Sensor

    Replaces 2003 Subaru Forester H4 2.5L Downstream Bank 1 Sensor 2 O2 Oxygen Sensor TRQ OSA61263

    3 reviews
    Brand: TRQ - OSA61263

    $39.95
    Save 20%
    List $49.95 Save $10.00

    Guaranteed to Fit 2003 Subaru Forester

    Guaranteed to Fit 2003 Subaru Forester

Close



Same Day Shipping

Need your part faster? Choose expedited shipping at checkout.

Guaranteed To Fit

Highest quality, direct fit replacement auto parts enforced to the strictest product standards.

USA Customer Support

Exceeding customers' expectations, our team of passionate auto enthusiasts are here to help.

Instructional Video Library

Thousands of how-to auto repair videos to guide you step-by-step through your repair.

Go To Top
2003 Subaru Forester Oxygen Sensors filter
Specify your vehicle

Specify your vehicle's year, make and model to guarantee fit.

Year
Make
Model
Options
Drivetrain

If your vehicle isn't listed, close the window to return to search.