• Condition
  • 100% Brand New
  • Color
  • As the picture
  • Includes
    • 1x Spare Tire Bracket Assembly. 
    • 1x Third Brake Light W/ Harness.
    DETAILS & SPECIFICATIONS
  • Features
    • 100% quality assurance tested, more responsive, less expensive, easier to install.
    • Insulating material and nylon braided layer provide moisture resistance and flexibility.
    • Ensure excellent temperature resistance, rapid transmission and supply of car power.
    • Our item is a direct replacement for Ford F-250 Super Duty
    • F81Z12B637FA.
    • Our item is the best for restoring your vehicle to factory condition performance.
  • Wiring Harness For Ford F-250 F-350 F-450 F-550 7.3L Diesel Engine F81Z12B637FA

    Condition

    100% Brand New

    Color

    As the picture

    Includes

    • 1x Spare Tire Bracket Assembly. 
    • 1x Third Brake Light W/ Harness.

    DETAILS & SPECIFICATIONS

    Features

    • 100% quality assurance tested, more responsive, less expensive, easier to install.

    • Insulating material and nylon braided layer provide moisture resistance and flexibility.

    • Ensure excellent temperature resistance, rapid transmission and supply of car power.

    • Our item is a direct replacement for Ford F-250 Super Duty

    • F81Z12B637FA.

    • Our item is the best for restoring your vehicle to factory condition performance.

    • If the truck is experiencing injection fault codes, idling or running rough, maybe it have a short or loose connection.

    • Wiring harness is needed to check within at least every 12 months.

       

    Fitment

    • For 02-03 Ford Excursion 8 Diesel 8 Cyl 7.3L AT.
    • For 02-03 Ford F-250 Super Duty Diesel 8 Cyl 7.3L AT/ MT.
    • For 02-03 Ford F-350 Super Duty Diesel 8 Cyl 7.3L AT/ MT.
    • For 02-03 Ford F-450 Super Duty Diesel 8 Cyl 7.3L AT/ MT.
    • For 02-03 Ford F-550 Super Duty Diesel 8 Cyl 7.3L AT/ MT.
    • * Not For California Emission Equipped Trucks.
    • Vehicle compatibility charts are for REFERENCE ONLY. Check your vehicle to match your needs.
    • OE Number:
      F81Z12B637FA/ F81Z-12B637-FA/ SWF-12B637.

     

    NOTE

     

    • Provide a tracking number with every order, please buy with confidence!
    • Please allow differences due to manual measurement.
    • No installation guides are included, we highly recommend seeking professional installation.
    • The color of the actual items may be slightly different from the listing images due to different computer screens.
    • For any inquiries, please write to us.

    Item Specifics
    Country of Origin United States
    Brand WFLNHB
    Manufacturer Part Number EA925060SU
    Mounting Hardware Included Yes
    Fitment Type Direct Replacement
    Interchange Part Number 12B637/F81Z12B637FA/F81Z-12B637-FA
    Surface Finish Black
    Bundle Description Engine Wire Harness w/ Relays, Harness & Connector Plugs
    Type Wiring Harness
    Condition New
    Manufacturer Warranty 3 Years
    OE/OEM Part Number F81Z12B637FA/F81Z-12B637-FA
    Compatible Makes For 2002 - 2003 Ford Super Duty F-250  F-350  F-450  F-550

    Payment

    Returns

    Shop Category
    Picture
    Help & Info
    Payment Policy
    Shipping Policy
    Return Policy
    FAQ
    About Us
    Wiring Harness For Ford F-250 F-350 F-450 F-550 7.3L Diesel Engine F81Z12B637FA

    Condition

    100% Brand New

    Color

    As the picture

    Includes

    • 1x Spare Tire Bracket Assembly. 
    • 1x Third Brake Light W/ Harness.

    DETAILS & SPECIFICATIONS

    Features

    • 100% quality assurance tested, more responsive, less expensive, easier to install.

    • Insulating material and nylon braided layer provide moisture resistance and flexibility.

    • Ensure excellent temperature resistance, rapid transmission and supply of car power.

    • Our item is a direct replacement for Ford F-250 Super Duty

    • F81Z12B637FA.

    • Our item is the best for restoring your vehicle to factory condition performance.

    • If the truck is experiencing injection fault codes, idling or running rough, maybe it have a short or loose connection.

    • Wiring harness is needed to check within at least every 12 months.

       

    Fitment

    • For 02-03 Ford Excursion 8 Diesel 8 Cyl 7.3L AT.
    • For 02-03 Ford F-250 Super Duty Diesel 8 Cyl 7.3L AT/ MT.
    • For 02-03 Ford F-350 Super Duty Diesel 8 Cyl 7.3L AT/ MT.
    • For 02-03 Ford F-450 Super Duty Diesel 8 Cyl 7.3L AT/ MT.
    • For 02-03 Ford F-550 Super Duty Diesel 8 Cyl 7.3L AT/ MT.
    • * Not For California Emission Equipped Trucks.
    • Vehicle compatibility charts are for REFERENCE ONLY. Check your vehicle to match your needs.
    • OE Number:
      F81Z12B637FA/ F81Z-12B637-FA/ SWF-12B637.

     

    NOTE

     

    • Provide a tracking number with every order, please buy with confidence!
    • Please allow differences due to manual measurement.
    • No installation guides are included, we highly recommend seeking professional installation.
    • The color of the actual items may be slightly different from the listing images due to different computer screens.
    • For any inquiries, please write to us.
    Item Specifics
    Country of Origin :United States
    Brand :WFLNHB
    Manufacturer Part Number :EA925060SU
    Mounting Hardware Included :Yes
    Fitment Type :Direct Replacement
    Interchange Part Number :12B637/F81Z12B637FA/F81Z-12B637-FA
    Surface Finish :Black
    Bundle Description :Engine Wire Harness w/ Relays, Harness & Connector Plugs
    Type :Wiring Harness
    Condition :New
    Manufacturer Warranty :3 Years
    OE/OEM Part Number :F81Z12B637FA/F81Z-12B637-FA
    Compatible Makes :For 2002 - 2003 Ford Super Duty F-250  F-350  F-450  F-550



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    On Apr 4, 2026 at 19:34:04 PDT, seller added the following information:

    Datacaciques