SEARCH BY VEHICLE:
Enter Vehicle Year Make Model

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

Year
Make
Model
Options
Drivetrain

2003 Ford Explorer Fuel & Emissions

What year is your
Free Same Day Shipping

2003 Ford Explorer Fuel & Emissions

Filter Results
  • Notify When Available

    VIDEO

    O2 Oxygen Sensor Set

    Replaces 4 Piece O2 Oxygen Sensor Set TRQ OSA61637

    32 reviews
    Brand: TRQ
    - OSA61637

    • Quantity: 4 Piece
    • Kit Includes: (2) Downstream O2 Oxygen Sensors
    • Kit Includes: (2) Upstream O2 Oxygen Sensors
    $119.95
    Save 17%
    List $144.95 Save $25.00

    Guaranteed to Fit 2003 Ford Explorer

    Guaranteed to Fit 2003 Ford Explorer

    Replaces 4 Piece O2 Oxygen Sensor Set TRQ OSA61637

    VIDEO

    O2 Oxygen Sensor Set
    32 reviews
    Brand: TRQ - OSA61637
    • Quantity: 4 Piece
    • Kit Includes: (2) Downstream O2 Oxygen Sensors
    • Kit Includes: (2) Upstream O2 Oxygen Sensors
    $119.95
    Save 17%
    List $144.95 Save $25.00

    Guaranteed to Fit 2003 Ford Explorer

    Guaranteed to Fit 2003 Ford Explorer

  • Notify When Available

    VIDEO

    Kit image

    Replaces 2 Piece O2 Oxygen Sensor Set TRQ OSA61578

    14 reviews
    Brand: TRQ
    - OSA61578

    • Quantity: 2 Piece
    • Kit Includes: (2) Downstream O2 Oxygen Sensors
    $74.95
    Save 14%
    List $86.95 Save $12.00

    Guaranteed to Fit 2003 Ford Explorer

    Guaranteed to Fit 2003 Ford Explorer

    Replaces 2 Piece O2 Oxygen Sensor Set TRQ OSA61578

    VIDEO

    Kit image
    14 reviews
    Brand: TRQ - OSA61578
    • Quantity: 2 Piece
    • Kit Includes: (2) Downstream O2 Oxygen Sensors
    $74.95
    Save 14%
    List $86.95 Save $12.00

    Guaranteed to Fit 2003 Ford Explorer

    Guaranteed to Fit 2003 Ford Explorer

Close



Ford is a registered trademark of Ford Motor Company. 1A Auto is not affiliated with or sponsored by Ford or Ford Motor Company. See all trademarks.
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
Enter Vehicle Year Make Model

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

Year
Make
Model
Options
Drivetrain

This part doesn't fit a . Select from parts that fit.

Show parts that fit