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

    30 reviews
    Brand: TRQ - OSA61637

    • Quantity: 4 Piece
    • Kit Includes: (2) Downstream O2 Oxygen Sensors
    • Kit Includes: (2) Upstream O2 Oxygen Sensors
    $119.95
    Save 13%
    List $137.95 Save $18.00

    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

  • Notify When Available

    VIDEO

    O2 Oxygen Sensor

    Replaces O2 Oxygen Sensor TRQ OSA61313

    17 reviews
    Brand: TRQ - OSA61313

    $47.95
    Save 17%
    List $57.95 Save $10.00

    Guaranteed to Fit 2003 Ford Explorer

    Guaranteed to Fit 2003 Ford Explorer

  • Notify When Available

    VIDEO

    Exhaust Manifold Hardware Kit

    Replaces Exhaust Manifold Hardware Kit TRQ EXA52313

    4 reviews
    Brand: TRQ - EXA52313
    $29.95
    Save 23%
    List $38.95 Save $9.00

    Guaranteed to Fit 2003 Ford Explorer

    Guaranteed to Fit 2003 Ford Explorer

  • Notify When Available

    VIDEO

    O2 Oxygen Sensor

    Replaces O2 Oxygen Sensor TRQ OSA61327

    12 reviews
    Brand: TRQ - OSA61327

    $38.95
    Save 9%
    List $42.95 Save $4.00

    Guaranteed to Fit 2003 Ford Explorer

    Guaranteed to Fit 2003 Ford Explorer

  • Notify When Available

    VIDEO

    02-08 Explorer, Mountneer w/4.0L, 4.6L; 04-07 Freestar, Monterey w/3.9L, 4.2L Idle Air Speed Control

    Replaces 2003 Ford Explorer 4 Door V6 4.0L Idle Air Control Valve TRQ AIA93069

    Brand: TRQ - AIA93069

    • Includes: Gasket
    $47.95
    Save 25%
    List $63.95 Save $16.00

    Guaranteed to Fit 2003 Ford Explorer

    Guaranteed to Fit 2003 Ford Explorer

  • Notify When Available

    VIDEO

    Kit image

    Replaces O2 Oxygen Sensor TRQ OSA61633

    1 reviews
    Brand: TRQ - OSA61633

    • Includes: Installation Tool
    • Kit Includes: (1) O2 Oxygen Sensor
    • Kit Includes: (1) Heavy Duty Oxygen Sensor Install Socket
    $61.95
    Save 19%
    List $76.95 Save $15.00

    Guaranteed to Fit 2003 Ford Explorer

    Guaranteed to Fit 2003 Ford Explorer

  • Notify When Available

    VIDEO

    02-03 Explorer, Sport; 02 Mountaineer (w/4.0L, 8 Pin Connect, 2 Port) Fuel Pmp & Sending Unit Module

    Replaces 2003 Ford Explorer V6 4.0L Gas Engine To 12/10/02 Production Date with 8 Pin Connector Fuel Pump Module Assembly TRQ FPA62036

    3 reviews
    Brand: TRQ - FPA62036

    $93.95
    Save 20%
    List $117.95 Save $24.00

    Guaranteed to Fit 2003 Ford Explorer

    Guaranteed to Fit 2003 Ford Explorer

  • Notify When Available
    Fuel Injector Set

    Replaces 2003 Ford Explorer V6 4.0L 8th Vin Digit E 6 Piece Fuel Injector Set TRQ FIA60786

    2 reviews
    Brand: TRQ - FIA60786

    • Quantity: 6 Piece
    • Kit Includes: (6) Fuel Injectors
    $184.95
    Save 11%
    List $208.95 Save $24.00

    Guaranteed to Fit 2003 Ford Explorer

    Guaranteed to Fit 2003 Ford Explorer

  • Notify When Available

    VIDEO

    EGR Valve

    Replaces EGR Valve TRQ EGA48376

    Brand: TRQ - EGA48376

    $66.95
    Save 22%
    List $85.95 Save $19.00

    Guaranteed to Fit 2003 Ford Explorer

    Guaranteed to Fit 2003 Ford Explorer

1

...

1 2 3 4 5

...

5
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
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.