2003 Ford Expedition Electrical & Wiring

    • CURT®Wire Connector Bracket
      $0.93from $0.74
      (1)
      Wire Connector Bracket by CURT®. CARiD has everything you need to set up your car or truck to tow, starting with CURT hitches and accessories. Tow in comfort and safety with the proper gear, and make your life easier around the...
      Will perfectly meet your needsOutperforms competitors
      # 2155390
    • CURT®Nylon Wire Ties
      $10.63from $8.50
      (0)
      Nylon Wire Ties by CURT®. CARiD has everything you need to set up your car or truck to tow, starting with CURT hitches and accessories. Tow in comfort and safety with the proper gear, and make your life easier around the campsite...
      Will perfectly meet your needsOutperforms competitors
      # 2155401
    • Tow Ready®Mounting Bracket
      $5.20from $4.16
      (1)
      Mounting Bracket by Tow Ready®. Look to CARiD for all of your trailering/towing accessories and replacement parts. One-year warranty.
      Manufactured from the top-grade materialsCreated to improve your vehicle's functionality
      # 3727339
    • Bargman®Mounting Bracket
      $1.50from $1.20
      (0)
      Mounting Bracket by Bargman®. Look to CARiD for all of your trailering/towing accessories and replacement parts. One-year warranty.
      Manufactured from the top-grade materialsCreated to improve your vehicle's functionality
      # 3724464
    • Tow Ready® Electrical Contact Grease
      $16.10$12.88
      (0)
      Electrical Contact Grease by Tow Ready®. 2 Oz Tube. Wire up your tow vehicle and trailer with whatever it takes to get your trailer lights on, the electric brakes slowing down, and the trailer battery charging. From simple wiring...
      Plug and Play T-harnesses to connect to vehicle wiringTrailer wiring connectors, for both truck and trailer
      # 3727618
    • Hopkins®Multi-Tow™ Towing Wiring Kit
      $32.08from $25.66
      (0)
      Ford Expedition 2003, Multi-Tow™ Towing Wiring Kit by Hopkins®. To have a greater peace of mind when driving with a trailer, go with this perfect accessory that is sure to provide you with a safe, secure connection. Made of...
      Impact and corrosion resistantEasy and quick installation
      # 12558903
    • Tow Ready®T-One Connector Assembly
      $26.28from $21.02
      (0)
      Ford Expedition 2003, T-One Connector Assembly by Tow Ready®. Wire up your tow vehicle and trailer with whatever it takes to get your trailer lights on, the electric brakes slowing down, and the trailer battery charging. From...
      Plug and Play T-harnesses to connect to vehicle wiringTrailer wiring connectors, for both truck and trailer
      # 4027356
    • Tow Ready®T-One Connector Assembly
      $31.48$25.18
      (0)
      Ford Expedition 2003, T-One Connector Assembly by Tow Ready®. 2 wire system, Drilling Required. Wire up your tow vehicle and trailer with whatever it takes to get your trailer lights on, the electric brakes slowing down, and the...
      Plug and Play T-harnesses to connect to vehicle wiringTrailer wiring connectors, for both truck and trailer
      # 40450591
    • Dorman®Trailer Hitch Electrical Connector Plug
      $32.23$25.78
      (0)
      Ford Expedition 2003, Trailer Hitch Electrical Connector Plug by Dorman®, 1 per Pack. With 7 Way Connector. Material: Metal and Plastic. This is an aftermarket part that replaces factory OE # 2C7Z13A576AA, 3C5Z13A576BA,...
      Hitch Plug cap flips over to prevent corrosion and other damageDirect replacement for a proper fit
      # 16857112
    • Hopkins®Towing Wiring Harnesses
      $18.45$14.76
      (0)
      Ford Expedition 2003, Towing Wiring Harnesses by Hopkins®. To have a greater peace of mind when driving with a trailer, go with this perfect accessory that is sure to provide you with a safe, secure connection. Made of sturdy,...
      OEM connectors exactly match a tow vehicleEnsure a perfect, weather-tight fit
      # 12632709
    • Hopkins®Brake Control Connector
      $16.88from $13.50
      (0)
      Ford Expedition 2003, Brake Control Connector by Hopkins®. To reduce installation time and prevent splicing while upgrading your vehicle with a new, high-performance brake control, go with this great Plug-In Simple connector by...
      Makes installing your brake control easierDesigned for vehicles equipped with a factory tow package
      # 12440438
    • CURT®Brake Control Harness
      $10.89$8.71
      (0)
      Ford Expedition 2003, Brake Control Harness by CURT®. Wiring adapter to connect OEM brake controller wiring on vehicle to electric brake controller. 2' wire, protective sleeve.
      Connects existing vehicle trailer wiring to aftermarket trailer brake controllerOnly 4 wires
      # 2090427
    • Tekonsha®Brake Control Wiring Adapter
      $16.93from $13.54
      (0)
      Ford Expedition 2003, Brake Control Wiring Adapter by Tekonsha®. Wire up your tow vehicle and trailer with whatever it takes to get your trailer lights on, the electric brakes slowing down, and the trailer battery charging. From...
      Plug and Play T-harnesses to connect to vehicle wiringTrailer wiring connectors, for both truck and trailer
      # 25615239
    • Westin®Brake Control Wiring Harness
      $11.61$9.29
      (0)
      Ford Expedition 2003, Brake Control Wiring Harness by Westin®. Upgrade your vehicle with this Westin brake control wiring harness that provides a quick and easy way to install a brake controller into the factory under dash...
      Quick Plug design makes for easy installationIncludes factory-style connector
      # 29438283
    • Westin®Trailer Towing T-Connector Harness
      $34.08$27.26
      (0)
      Ford Expedition 2003, Trailer Towing T-Connector Harness by Westin®. T-Connectors wire directly into your vehicle's factory taillight to allow you to connect a trailer lighting and wiring system directly into your vehicle.
      2 Wire And 3 Wire Systems AvailableInstalls Cleanly Into The Vehicle's Taillights
      # 29438385
    • Tow Ready®Wiring Kit
      $15.58from $12.46
      (2)
      Universal 4-Flat Wiring Kit by Tow Ready®. One-year warranty Wire up your tow vehicle and trailer with whatever it takes to get your trailer lights on, the electric brakes slowing down, and the trailer battery charging. From simple...
      Plug and Play T-harnesses to connect to vehicle wiringTrailer wiring connectors, for both truck and trailer
      # 3727378
    • Tow Ready®4-Flat Wiring Kit Car End Connector
      $22.05from $17.64
      (2)
      Universal 4-Flat Wiring Kit Car End Connector by Tow Ready®. Wire up your tow vehicle and trailer with whatever it takes to get your trailer lights on, the electric brakes slowing down, and the trailer battery charging. From simple...
      Plug and Play T-harnesses to connect to vehicle wiringTrailer wiring connectors, for both truck and trailer
      # 4131393
    • CURT®4-Way Round Wiring Connector
      $4.76from $3.81
      (0)
      Universal Die Cast 4-Way Round Wiring Connector by CURT®. CARiD has everything you need to set up your car or truck to tow, starting with CURT hitches and accessories. Tow in comfort and safety with the proper gear, and make your...
      Will perfectly meet your needsOutperforms competitors
      # 2155291
    • CURT®6-Way Round Wiring Connector
      $4.86from $3.89
      (0)
      Universal 6-Way Round Wiring Connector by CURT®. CARiD has everything you need to set up your car or truck to tow, starting with CURT hitches and accessories. Tow in comfort and safety with the proper gear, and make your life...
      Will perfectly meet your needsOutperforms competitors
      # 2155298
    • CURT®6-Way Round Connector Car and Trailer End
      $15.53$12.42
      (0)
      Universal Die Cast 6-Way Round Connector Car and Trailer End by CURT®. CARiD has everything you need to set up your car or truck to tow, starting with CURT hitches and accessories. Tow in comfort and safety with the proper gear,...
      Will perfectly meet your needsOutperforms competitors
      # 2155302
    • CURT®7-Way Round Wiring Connector
      $11.55from $9.24
      (0)
      Universal Die Cast 7-Way Round Wiring Connector by CURT®. CARiD has everything you need to set up your car or truck to tow, starting with CURT hitches and accessories. Tow in comfort and safety with the proper gear, and make your...
      Will perfectly meet your needsOutperforms competitors
      # 2155305
    • CURT®7-Way Round RV Blade Wiring Connector
      $5.18from $4.14
      (0)
      Universal 7-Way Round RV Blade Wiring Connector by CURT®. CARiD has everything you need to set up your car or truck to tow, starting with CURT hitches and accessories. Tow in comfort and safety with the proper gear, and make your...
      Will perfectly meet your needsOutperforms competitors
      # 2155309
    • CURT® 6-Way Square Wiring Connector
      $6.79from $5.43
      (0)
      Universal 6-Way Square Wiring Connector by CURT®. CARiD has everything you need to set up your car or truck to tow, starting with CURT hitches and accessories. Tow in comfort and safety with the proper gear, and make your life...
      Will perfectly meet your needsOutperforms competitors
      # 35191634
    • CURT®USCAR Replacement Vehicle End
      $17.01$13.61
      (0)
      Universal USCAR Replacement Vehicle End by CURT®. 7-Way Vehicle End with 24 IN Bonded Wire. CARiD has everything you need to set up your car or truck to tow, starting with CURT hitches and accessories. Tow in comfort and safety...
      Will perfectly meet your needsOutperforms competitors
      # 35202268
    • Tow Ready®4-Way Round Metal Connector
      $6.10from $4.88
      (0)
      Universal 4-Way Round Metal Connector by Tow Ready®. Wire up your tow vehicle and trailer with whatever it takes to get your trailer lights on, the electric brakes slowing down, and the trailer battery charging. From simple wiring...
      Plug and Play T-harnesses to connect to vehicle wiringTrailer wiring connectors, for both truck and trailer
      # 3727358
    • Tow Ready®6-Way Round Pin Metal Connector
      $7.75from $6.20
      (0)
      Universal 6-Way Round Pin Metal Connector by Tow Ready®. Wire up your tow vehicle and trailer with whatever it takes to get your trailer lights on, the electric brakes slowing down, and the trailer battery charging. From simple...
      Plug and Play T-harnesses to connect to vehicle wiringTrailer wiring connectors, for both truck and trailer
      # 3727375
    • Tow Ready®6-Way Car and Trailer End Extension Cable Connector
      $43.94$35.15
      (1)
      Universal 6-Way Car and Trailer End Extension Cable Connector by Tow Ready®. 7' Length. Wire up your tow vehicle and trailer with whatever it takes to get your trailer lights on, the electric brakes slowing down, and the trailer...
      Plug and Play T-harnesses to connect to vehicle wiringTrailer wiring connectors, for both truck and trailer
      # 3727383
    • Tow Ready®7-Way U.S. Car and Trailer End Cable Extension Connector
      $41.25$33.00
      (0)
      Universal 7-Way U.S. Car and Trailer End Cable Extension Connector by Tow Ready®. 7' Length. Wire up your tow vehicle and trailer with whatever it takes to get your trailer lights on, the electric brakes slowing down, and the...
      Plug and Play T-harnesses to connect to vehicle wiringTrailer wiring connectors, for both truck and trailer
      # 3727384
    • Tow Ready®7-Way Flat Pin Connector
      $7.30from $5.84
      (0)
      Universal 7-Way Flat Pin Car End Connector by Tow Ready®. Wire up your tow vehicle and trailer with whatever it takes to get your trailer lights on, the electric brakes slowing down, and the trailer battery charging. From simple...
      Plug and Play T-harnesses to connect to vehicle wiringTrailer wiring connectors, for both truck and trailer
      # 3727385
    • CURT®4-Way Flat to 6-Way Round Adapter
      $19.61from $15.69
      (0)
      Universal 4-Way Flat to 6-Way Round Adapter by CURT®. CARiD has everything you need to set up your car or truck to tow, starting with CURT hitches and accessories. Tow in comfort and safety with the proper gear, and make your life...
      Will perfectly meet your needsOutperforms competitors
      # 2155271
    • CURT®4-Way Flat to 7-Way Round RV Blade Adapter
      $18.31from $14.65
      (0)
      Universal 4-Way Flat to 7-Way Round RV Blade Adapter by CURT®. CARiD has everything you need to set up your car or truck to tow, starting with CURT hitches and accessories. Tow in comfort and safety with the proper gear, and make...
      Will perfectly meet your needsOutperforms competitors
      # 2155277
    • CURT®4-Way Round to 4-Way Flat Adapter
      $4.21from $3.37
      (0)
      Universal 4-Way Round to 4-Way Flat Adapter by CURT®. CARiD has everything you need to set up your car or truck to tow, starting with CURT hitches and accessories. Tow in comfort and safety with the proper gear, and make your life...
      Will perfectly meet your needsOutperforms competitors
      # 2155287
    • CURT®7-Way Round RV to Adapter
      $5.78from $4.62
      (0)
      Universal 7-Way Round RV to Adapter by CURT®. CARiD has everything you need to set up your car or truck to tow, starting with CURT hitches and accessories. Tow in comfort and safety with the proper gear, and make your life easier...
      Will perfectly meet your needsOutperforms competitors
      # 2155315
    • CURT®6-Way Round to 4-Way Flat Adapter
      $5.33$4.26
      (0)
      Universal 6-Way Round to 4-Way Flat Adapter by CURT®. CARiD has everything you need to set up your car or truck to tow, starting with CURT hitches and accessories. Tow in comfort and safety with the proper gear, and make your life...
      Will perfectly meet your needsOutperforms competitors
      # 2155630
    • CURT®6-Way Round to 7-Way RV Blade Adapter
      $26.46$21.17
      (0)
      Universal 6-Way Round to 7-Way RV Blade Adapter by CURT®. CARiD has everything you need to set up your car or truck to tow, starting with CURT hitches and accessories. Tow in comfort and safety with the proper gear, and make your...
      Will perfectly meet your needsOutperforms competitors
      # 2155631
    • CURT®7-Way Round to 4-Way Flat Adapter
      $6.85$5.48
      (0)
      Universal 7-Way Round to 4-Way Flat Adapter by CURT®. CARiD has everything you need to set up your car or truck to tow, starting with CURT hitches and accessories. Tow in comfort and safety with the proper gear, and make your life...
      Will perfectly meet your needsOutperforms competitors
      # 2155636
    • CURT®7-Way RV Round to 4-Way Flat Adapter
      $7.90$6.32
      (0)
      Universal 7-Way RV Round to 4-Way Flat Adapter by CURT®, Packaged. CARiD has everything you need to set up your car or truck to tow, starting with CURT hitches and accessories. Tow in comfort and safety with the proper gear, and...
      Will perfectly meet your needsOutperforms competitors
      # 15750054
    • CURT®7-Way RV Round to 4-Way Flat Adapter with LED Dust Cover
      $10.25$8.20
      (0)
      Universal 7-Way RV Round to 4-Way Flat Adapter with LED Dust Cover by CURT®, Packaged. CARiD has everything you need to set up your car or truck to tow, starting with CURT hitches and accessories. Tow in comfort and safety with the...
      Will perfectly meet your needsOutperforms competitors
      # 17060881
    • Tow Ready®Adapter
      $12.98from $10.38
      (0)
      Universal Connector Adapter by Tow Ready®. Wire up your tow vehicle and trailer with whatever it takes to get your trailer lights on, the electric brakes slowing down, and the trailer battery charging. From simple wiring...
      Plug and Play T-harnesses to connect to vehicle wiringTrailer wiring connectors, for both truck and trailer
      # 3727400
    • Tow Ready®4-Flat Trailer End Connector to 6 Pole Square Adapter
      $47.80$38.24
      (0)
      Universal 4-Flat Trailer End Connector to 6 Pole Square Adapter by Tow Ready®. for Jayco Type Trailers. Wire up your tow vehicle and trailer with whatever it takes to get your trailer lights on, the electric brakes slowing down,...
      Plug and Play T-harnesses to connect to vehicle wiringTrailer wiring connectors, for both truck and trailer
      # 3727410
    • Tow Ready®7-Way to Cigarette Lighter Plug Adapter
      $19.55$15.64
      (0)
      Universal 7-Way to Cigarette Lighter Plug Adapter by Tow Ready®. Wire up your tow vehicle and trailer with whatever it takes to get your trailer lights on, the electric brakes slowing down, and the trailer battery charging. From...
      Plug and Play T-harnesses to connect to vehicle wiringTrailer wiring connectors, for both truck and trailer
      # 3728118
    • Tow Ready®7-Way Round Pin to 4-Flat Adapter
      $27.25$21.80
      (0)
      Universal 7-Way Round Pin to 4-Flat Adapter by Tow Ready®. Wire up your tow vehicle and trailer with whatever it takes to get your trailer lights on, the electric brakes slowing down, and the trailer battery charging. From simple...
      Plug and Play T-harnesses to connect to vehicle wiringTrailer wiring connectors, for both truck and trailer
      # 15759621
    • Wesbar®7-Way Round Pin Ag Connector
      $15.50from $12.40
      (0)
      Universal 7-Way Round Pin Ag Connector by Wesbar®. Wire up your tow vehicle and trailer with whatever it takes to get your trailer lights on, the electric brakes slowing down, and the trailer battery charging. From simple wiring...
      Plug and Play T-harnesses to connect to vehicle wiringTrailer wiring connectors, for both truck and trailer
      # 3727904
    • Wesbar®7-Way Molded Trailer End Connector
      $32.63$26.10
      (0)
      Universal 7-Way Molded Trailer End Connector by Wesbar®. 8' Length. Wire up your tow vehicle and trailer with whatever it takes to get your trailer lights on, the electric brakes slowing down, and the trailer battery charging. From...
      Plug and Play T-harnesses to connect to vehicle wiringTrailer wiring connectors, for both truck and trailer
      # 3728037
    • Hopkins®6-Way Round To 4-Wire Flat Adapter
      $13.08from $10.46
      (0)
      6-Way Round To 4-Wire Flat Adapter by Hopkins®. Specially designed for horse trailers or utility/cargo trailers fitted with electric brakes, this awesome cable provides such functions as left/right turn, tail light, auxiliary,...
      Durable construction to last a long timeHeavily insulated wires with jacketed sleeving
      # 12605522
    • Hopkins®Multi-Tow™ 7 RV Blade to 6 Round and 4 Flat Adapter
      $30.18from $24.14
      (0)
      Multi-Tow™ 7 RV Blade to 6 Round and 4 Flat Adapter by Hopkins®. Specially designed for horse trailers or utility/cargo trailers fitted with electric brakes, this awesome cable provides such functions as left/right turn, tail...
      Durable construction to last a long timeHeavily insulated wires with jacketed sleeving
      # 12605528
    • Hopkins®7-Way RV Blade To 6-Wire Round Adapter
      $20.10from $16.08
      (0)
      7-Way RV Blade To 6-Wire Round Adapter by Hopkins®. Specially designed for horse trailers or utility/cargo trailers fitted with electric brakes, this awesome cable provides such functions as left/right turn, tail light, auxiliary,...
      Durable construction to last a long timeHeavily insulated wires with jacketed sleeving
      # 12605538
    • Hopkins®Endurance™ 6 Pole Round to 4-Wire Flat LED Flex Adapter
      $31.50$25.20
      (0)
      Endurance™ 6 Pole Round to 4-Wire Flat LED Flex Adapter by Hopkins®. Specially designed for horse trailers or utility/cargo trailers fitted with electric brakes, this awesome cable provides such functions as left/right turn, tail...
      Durable construction to last a long timeHeavily insulated wires with jacketed sleeving
      # 12605547
    • Hopkins®Multi-Tow™ 4-Wire Flat to 6 Round and 4-Wire Flat Adapter
      $35.43$28.34
      (0)
      Multi-Tow™ 4-Wire Flat to 6 Round and 4-Wire Flat Adapter by Hopkins®. Specially designed for horse trailers or utility/cargo trailers fitted with electric brakes, this awesome cable provides such functions as left/right turn,...
      Durable construction to last a long timeHeavily insulated wires with jacketed sleeving
      # 12605550
    • Hopkins®7 Round Pin to 4-Wire Flat Adapter
      $13.28$10.62
      (0)
      7 Round Pin to 4-Wire Flat Adapter by Hopkins®. Specially designed for horse trailers or utility/cargo trailers fitted with electric brakes, this awesome cable provides such functions as left/right turn, tail light, auxiliary,...
      Durable construction to last a long timeHeavily insulated wires with jacketed sleeving
      # 12605552
    • Hopkins®4 Round to 4-Wire Flat Adapter
      $16.23$12.98
      (0)
      4 Round to 4-Wire Flat Adapter by Hopkins®, with flexible wires. Specially designed for horse trailers or utility/cargo trailers fitted with electric brakes, this awesome cable provides such functions as left/right turn, tail...
      Durable construction to last a long timeHeavily insulated wires with jacketed sleeving
      # 12605554
    • Hopkins®6-Way Round To 6 Square Adapter
      $22.35$17.88
      (0)
      6-Way Round To 6 Square Adapter by Hopkins®. Specially designed for horse trailers or utility/cargo trailers fitted with electric brakes, this awesome cable provides such functions as left/right turn, tail light, auxiliary, ground,...
      Durable construction to last a long timeHeavily insulated wires with jacketed sleeving
      # 12605556
    • Hopkins®Endurance Multi-Tow™ 7 RV Blade to 6 Round, 4 / 5-Wire Flat Adapter
      $36.63$29.30
      (0)
      Endurance Multi-Tow™ 7 RV Blade to 6 Round, 4 / 5-Wire Flat Adapter by Hopkins®. Specially designed for horse trailers or utility/cargo trailers fitted with electric brakes, this awesome cable provides such functions as...
      Durable construction to last a long timeHeavily insulated wires with jacketed sleeving
      # 12605560
    • Hopkins®1-Pole HD Trailer End Connector
      $37.63$30.10
      (0)
      1-Pole HD Trailer End Connector by Hopkins®. When attaching a trailer to your vehicle, a premium quality wiring kit or harness is a vital necessity. An automotive trailer must have a reliable connection with the signaling system of...
      Splice onto tow vehicle's wiring systemCorrosion resistant terminals
      # 12632315
    • Pilot®6-Pin Round to 4-Wire Trailer Connector
      $12.49$9.99
      (0)
      6-Pin Round to 4-Wire Trailer Connector by Pilot®. Pilot specializes in quality aftermarket replacement parts. All parts are put through rigorous tests both on and off the vehicle.
      Helps you to get the most out of your vehiclePrecision designed to perfectly fit your vehicle
      # 11593081
    • Pilot®6-Pin Round to 5-Wire Trailer Connector
      $25.48$20.38
      (0)
      6-Pin Round to 5-Wire Trailer Connector by Pilot®. Pilot specializes in quality aftermarket replacement parts. All parts are put through rigorous tests both on and off the vehicle.
      Helps you to get the most out of your vehiclePrecision designed to perfectly fit your vehicle
      # 11593082
    • Pilot®6-Pole Round and 4-Wire Flat Multi-Tow Trailer Connector
      $27.43$21.94
      (0)
      6-Pole Round and 4-Wire Flat Multi-Tow Trailer Connector by Pilot®. Pilot specializes in quality aftermarket replacement parts. All parts are put through rigorous tests both on and off the vehicle.
      Helps you to get the most out of your vehiclePrecision designed to perfectly fit your vehicle
      # 11593083
    • Pilot®6-Pole Round Kit Both Ends
      $19.78$15.82
      (0)
      6-Pole Round Kit Both Ends by Pilot®. Pilot specializes in quality aftermarket replacement parts. All parts are put through rigorous tests both on and off the vehicle.
      Helps you to get the most out of your vehiclePrecision designed to perfectly fit your vehicle
      # 11593084
    • Pilot®6-Pole Round to 4-Wire Flat Flex Trailer Connector
      $12.49$9.99
      (0)
      6-Pole Round to 4-Wire Flat Flex Trailer Connector by Pilot®. Pilot specializes in quality aftermarket replacement parts. All parts are put through rigorous tests both on and off the vehicle.
      Helps you to get the most out of your vehiclePrecision designed to perfectly fit your vehicle
      # 11593085
    • Pilot®6-Pole Round Trailer End
      $12.49$9.99
      (0)
      6-Pole Round Trailer End by Pilot®. Pilot specializes in quality aftermarket replacement parts. All parts are put through rigorous tests both on and off the vehicle.
      Helps you to get the most out of your vehiclePrecision designed to perfectly fit your vehicle
      # 11593086