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40 Ft 5-Way Trailer Wiring Harness - Wishbone Style - 30" Ground - 5' Auxiliary Wire

Retail: $49.97
Our Price: $42.76
In Stock
5-Way trailer harness connects to your tow vehicle to control trailer light functions. Wishbone-style harness comes with 2 tail light wires split for simple wiring. Auxiliary wire signals trailer ...
Features: 5-Way trailer harness connects to your tow vehicle to control trailer light functions Ideal for marine trailers with hydraulic or surge brakes Wishbone-style harness comes with 2 tail light
  • 5 Flat
  • Universal Fit
  • Trailer Hitch Wiring
  • Vehicle End Connector
  • Splice-In
  • Optronics
  • No Converter

25 Ft 5-Way Trailer Wiring Harness - Wishbone Style - 30" Ground - 5' Auxiliary Wire

Our Price: $27.42
In Stock
5-Way trailer harness connects to your tow vehicle to control trailer light functions. Wishbone-style harness comes with 2 tail light wires split for simple wiring. Auxiliary wire signals trailer ...
Features: 5-Way trailer harness connects to your tow vehicle to control trailer light functions Ideal for marine trailers with hydraulic or surge brakes Wishbone-style harness comes with 2 tail light
  • 5 Flat
  • Universal Fit
  • Trailer Hitch Wiring
  • Vehicle End Connector
  • Splice-In
  • Optronics
  • No Converter

Hopkins Endurance 5-Way Flat Trailer Wiring Kit - Vehicle and Trailer Ends - Ergonomic Design

Retail: $27.99
Our Price: $21.77
In Stock
The 5-wire design of this kit is perfect for newer boat trailers with hydraulic brakes. Easy-pull connector housings make disconnecting a snap. They include built-in mounting holes and protective ...
resist corrosion Nylon sleeves and heat-shrink tubing protect wires Terminal grease packet and ground screw included Specs: Connector: 5-way flat Vehicle-end wire length: 48" Trailer-end wire length
  • 5 Flat
  • Universal Fit
  • Trailer Hitch Wiring
  • Trailer and Vehicle End Connector
  • Splice-In
  • Hopkins
  • No Converter

Hopkins Multi-Tow Trailer Connector Adapter - 7-Way to 5-Wire Flat/4-Wire Flat and 12-V Power Socket

Our Price: $26.41
In Stock
Adapt the 7-way trailer socket on your vehicle to work with a 4-way or 5-way flat connector on the trailer. Adapter also provides a 12-volt power source outlet. Great for tailgating.Features: Versatile adapter and power socket Adapts from a 7-way RV blade trailer connector on the vehicle Provides a 5-wire flat, 4-wire flat and a 12-volt power socket Covers included to protect
  • 7 Blade to 4 Flat
  • 7 Blade to 5 Flat
  • Universal Fit
  • Wiring Adapters
  • Hopkins

Hopkins Heavy-Duty Trailer Coiled Wire Adapter 7-Way to 5-Way Flat with Nite-Glow

Retail: $64.54
Our Price: $49.93
In Stock
This heavy-duty, coiled cable adapter is compatible with 7 RV blade to 5-wire flat connectors. Trailer connectors on adapter light-up to aid with the hook-up. for corrosion resistance Specs: 3' Cable when stretched 7-Way RV blade (on vehicle) to 5-way flat (on trailer) connector Carries the brake, turns, tail, reverse and ground functions from the vehicle
  • 7 Blade to 5 Flat
  • Universal Fit
  • Wiring Adapters
  • Hopkins

35 ft. Wishbone 5-Way Trailer Harness with 30" Ground and 5 ft. Blue Wire

Our Price: $28.88
In Stock
35' Wishbone 5-Way Trailer Harness with 30" Ground and 5' Blue Wire This is a 35' split wishbone 5-way trailer wiring harness with five conductors and a 30" ground wire. This
  • 5 Flat
  • Universal Fit
  • Trailer Hitch Wiring
  • Vehicle End Connector
  • Splice-In
  • Optronics
  • No Converter

New Arrivals — From Our Shop to You!

Chosen by folks who live and breathe this, just like you.

New Arrivals — From Our Shop to You!

Chosen by folks who live and breathe this, just like you.

Andrew
Andrew etrailer team member
Andrew etrailer team member

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Installations

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Customers Helped

Any questions? Chat us from Missouri

30 ft. Wishbone 5-Way Trailer Harness with 30" Ground and 5 ft. Blue Wire

Our Price: $15.00
In Stock
30' Wishbone 5-Way Trailer Harness with 30" Ground and 5' Blue Wire This is a 30' split wishbone 5-way trailer wiring harness with five conductors and a 30" ground wire. This
  • 5 Flat
  • Universal Fit
  • Trailer Hitch Wiring
  • Vehicle End Connector
  • Splice-In
  • Optronics
  • No Converter

35 Ft 4-Way Trailer Wiring Harness - Wishbone Style - 42" Ground

Retail: $24.96
Our Price: $22.88
4-Way trailer harness connects to your tow vehicle to control trailer light functions. Wishbone-style harness comes with 2 tail light wires split for simple wiring.Features: 4-Way trailer harness connects to your tow vehicle to control trailer light functions Wishbone-style harness comes with 2 tail light wires split for simple wiring Allows you to run wires
  • 4 Flat
  • Universal Fit
  • Trailer Hitch Wiring
  • Vehicle End Connector
  • Splice-In
  • Optronics
  • No Converter

EZ Connector Magnetic 5th Wheel/Gooseneck Custom Wiring Harness w/ 7-Way Connector - Watertight Seal

Our Price: $159.99
In Stock
Install this socket in your truck bed for fast, easy hookup of a 5th-wheel or gooseneck trailer. Built-in magnet creates tight connection with an EZ Connector trailer-end plug (sold separately ...
(if present) Made in the USA Specs: Harness length: 7' Limited lifetime warranty The trailer connector on this 5th-wheel/gooseneck wiring harness gives you the functionality of a 7-way, but without
  • 7 Contact
  • No Tow Package
  • 5th Wheel and Gooseneck Wiring
  • Vehicle End Connector
  • Plug-In
  • EZ Connector

EZ Connector Magnetic 5th Wheel/Gooseneck Custom Wiring Harness w/ 7-Way Connector - Watertight Seal

Our Price: $159.99
Install this socket in your truck bed for fast, easy hookup of a 5th-wheel or gooseneck trailer. Built-in magnet creates tight connection with an EZ Connector trailer-end plug (sold separately ...
(if present) Made in the USA Specs: Harness length: 7' Limited lifetime warranty The trailer connector on this 5th-wheel/gooseneck wiring harness gives you the functionality of a 7-way, but without
  • 7 Contact
  • No Tow Package
  • 5th Wheel and Gooseneck Wiring
  • Vehicle End Connector
  • Plug-In
  • EZ Connector

Hopkins Heavy-Duty Trailer Coiled Wire Adapter for 7-Way to 4-Wire Flat

Retail: $49.22
Our Price: $39.75
In Stock
This heavy-duty, coiled cable adapter is compatible with a 7-way RV blade trailer socket on the vehicle and adapts it to work with a 4-wire flat connector on the trailer.Features: Heavy-duty, coiled cable Weatherproof jacketing Easy-grip connectors Tin-plated terminals for corrosion resistance Specs: 3' Cable when stretched 7-Way RV blade to 4-wire flat Flex Coil
  • 7 Blade to 4 Flat
  • Universal Fit
  • Wiring Adapters
  • Hopkins

Pollak 5th Wheel/Gooseneck Wiring Harness for Aluminum Truck Beds - 7 Way RV - 7-1/2'

Our Price: $76.81
Mount this 7-pole connector in your truck bed for quick, simple hookup of your 5th-wheel or gooseneck trailer. Custom harness plugs in-line with existing factory wiring. Included aluminum mounting ...
Features: 7-Way, blade-style connector mounts in your truck bed for hassle-free hookup of your 5th-wheel or gooseneck trailer Connector can be mounted in truck bed sidewall, tailgate post, or wheel
  • 7 Blade
  • No Tow Package
  • 5th Wheel and Gooseneck Wiring
  • Vehicle End Connector
  • Plug-In
  • Pollak

Mighty Cord 5th Wheel/Gooseneck Wiring Harness w/ 7-Way Connector - 10' Long

Retail: $140.53
Our Price: $84.90
In Stock
Mount this 7-way connector in the bed of your truck for easy hookup of your fifth-wheel or gooseneck trailer. No cutting or splicing required. Harness tees into the factory 7-way at the rear of your ...
Features: 7-Way connector installs in your truck's bed for fast, easy hookup of your 5th-wheel or gooseneck trailer No need to run the wiring over your truck's tailgate to reach your bumper
  • 7 Blade
  • No Tow Package
  • 5th Wheel and Gooseneck Wiring
  • Vehicle End Connector
  • Plug-In
  • Mighty Cord

Curt 5th Wheel/Gooseneck Custom Wiring Harness w/ 4-Way and 7-Pole Connector - 7' Long

Retail: $137.95
Our Price: $86.92
Mount this 4-way and 7-way, RV-style connector in your truck bed for quick, simple hookup of your 5th-wheel or gooseneck trailer. Custom harness plugs in-line with your existing factory wiring so ...
Features: Provides 4-way and 7-way, blade-style connector in your truck bed for hassle-free hookup of 5th-wheel and gooseneck trailers Connector mounts in truck-bed sidewall, tailgate post or wheel
  • 7 Blade
  • 5th Wheel and Gooseneck Wiring
  • Vehicle End Connector
  • Plug-In
  • CURT
  • Hidden

Tekonsha 5th Wheel and Gooseneck Pigtail Wiring Harness w/ 7-Way, RV-Style Connector

Retail: $107.35
Our Price: $64.95
This 7-way plug is hardwired into your OEM wiring near your rear bumper and provides a 7-pole connector in your truck bed to use when you want to tow a fifth-wheel or gooseneck trailer.Features: 7-way, blade-style connector installs in your truck bed for hassle-free hookup of your 5th-wheel or gooseneck trailer Pigtail harness hardwires into your vehicle's wiring system
  • 7 Blade
  • No Tow Package
  • 5th Wheel and Gooseneck Wiring
  • Vehicle End Connector
  • Plug-In
  • Tekonsha

Bargman 5th Wheel/Gooseneck 90-Degree Wiring Harness for Aluminum Truck Bed - 7 Way RV - 9' Long

Our Price: $125.33
Mount this connector in your truck bed to hook up your 5th-wheel or gooseneck trailer. Custom harness plugs in-line with factory wiring. 90-Degree connector fits into tight spaces. Aluminum mounting ...
Features: Provides 7-way, blade-style connector in your truck bed for hassle-free hookup of your 5th-wheel or gooseneck trailer Connector can be mounted with included mounting bracket 9' Long
  • 7 Blade
  • 5th Wheel and Gooseneck Wiring
  • Vehicle End Connector
  • Plug-In
  • Bargman
  • Hidden

Bargman 5th Wheel/Gooseneck 90-Degree Wiring Harness - 7 Way RV - 7' Long

Retail: $113.89
Our Price: $95.66
Mount this connector in your truck bed to hook up your 5th-wheel or gooseneck trailer. Custom harness plugs in-line with factory wiring. 90-Degree connector fits into tight spaces. Mounting bracket ...
Features: Provides 7-way, blade-style connector in your truck bed for hassle-free hookup of your 5th-wheel or gooseneck trailer Connector can be mounted in truck bed sidewall, tailgate post, or wheel
  • 7 Blade
  • 5th Wheel and Gooseneck Wiring
  • Vehicle End Connector
  • Plug-In
  • Bargman
  • Hidden

Bargman 5th Wheel/Gooseneck 90-Degree Wiring Harness for Aluminum Truck Bed - 7 Way RV - 7' Long

Our Price: $87.89
Mount this connector in your truck bed to hook up your 5th-wheel or gooseneck trailer. Custom harness plugs in-line with factory wiring. 90-Degree connector fits into tight spaces. Aluminum mounting ...
Features: Provides 7-way, blade-style connector in your truck bed for hassle-free hookup of your 5th-wheel or gooseneck trailer Connector can be mounted in truck bed sidewall, tailgate post, or wheel
  • 7 Blade
  • 5th Wheel and Gooseneck Wiring
  • Vehicle End Connector
  • Plug-In
  • Bargman
  • Hidden

Tow Ready 5th Wheel/Gooseneck Pigtail Wiring Harness with 7-Way, RV-Style Connector - 4' Long

Retail: $111.83
Our Price: $70.49
This 7-way plug hardwires into your truck's existing wiring and provides a 7-pole connector in your truck bed to use when you want to tow a fifth-wheel or gooseneck trailer. Weathertight seal and ...
Features: Provides 7-way, blade-style connector in your truck bed for hassle-free hookup of your 5th-wheel or gooseneck trailer Hardwire pigtail into your tow vehicle's wiring Mount connector
  • 7 Blade
  • Universal Fit
  • 5th Wheel and Gooseneck Wiring
  • Vehicle End Connector
  • Plug-In
  • Tow Ready

Tow Ready 5th Wheel/Gooseneck Wiring Harness for Aluminum Truck Beds - 7 Way RV - 7' Long

Our Price: $168.22
Mount this 7-pole connector in your truck bed for quick, simple hookup of your 5th-wheel or gooseneck trailer. Custom harness plugs in-line with existing factory wiring. Included aluminum mounting ...
Features: Provides 7-way, blade-style connector in your truck bed for hassle-free hookup of your 5th-wheel or gooseneck trailer Connector can be mounted in truck bed sidewall, tailgate post, or wheel
  • 7 Blade
  • No Tow Package
  • 5th Wheel and Gooseneck Wiring
  • Vehicle End Connector
  • Plug-In
  • Tow Ready

Reese Multi-Plug Wiring Harness for Factory Tow Package - 7-Way and 4-Way Flat Trailer Connectors

Retail: $72.00
Our Price: $41.38
In Stock
Quickly and easily install this custom harness to get a 7-way and a 4-way trailer connector on your vehicle. Connector plugs into OEM tow package wiring harness - no cutting or splicing required ...
Features: Provides both a 7-way RV-style and a 4-pole flat connector at the back of your vehicle to power your trailer's signal lights Designed for use with a factory tow package Compatible with
  • 4 Flat
  • 7 Blade
  • Factory Tow Package
  • Trailer Hitch Wiring
  • Vehicle End Connector
  • Plug-In
  • Reese
  • No Converter

25 Ft 4-Way Trailer Wiring Harness - Wishbone Style - 25' Ground

Retail: $28.39
Our Price: $22.90
In Stock
4-Way trailer harness connects to your tow vehicle to control trailer light functions. Wishbone-style harness comes with 2 tail light wires split for simple wiring.Features: 4-Way trailer harness connects to your tow vehicle to control trailer light functions Wishbone-style harness comes with 2 tail light wires split for simple wiring Allows you to run wires
  • 4 Flat
  • Universal Fit
  • Trailer Hitch Wiring
  • Vehicle End Connector
  • Splice-In
  • Optronics
  • No Converter

Curt T-Connector Vehicle Wiring Harness for Factory Tow Package - 7-Way Trailer Connector

Retail: $100.95
Our Price: $62.39
In Stock
Quickly and easily install a 7-way, RV-style trailer connector on your vehicle with this custom harness. T-connector plugs directly into OEM tow package wiring harness - no cutting, splicing or ...
Features: Provides a 7-way, blade-style trailer connector at the back of your vehicle to power your trailer's signal lights Designed for use with a factory tow package Connects quickly and easily
  • 7 Blade
  • Factory Tow Package
  • Trailer Hitch Wiring
  • Vehicle End Connector
  • Plug-In
  • CURT
  • No Converter
  • Visible

7-Way to 4-Way/5-Way Trailer Adapter for Vehicles with Lamp-Out Sensors Towing Trailers with LEDs

Retail: $43.37
Our Price: $26.32
In Stock
Curt 7-way connector to 4-way or 5-way flat connector is designed for use on vehicles with Trailer Lamp-Out sensors when towing a trailer equipped with LED lights.Features: 7-Way RV style adapter to 4-pole and 5-pole flat trailer connectors Designed for use on vehicles with Trailer Lamp-Out sensors - such as Audi, Mercedes-Benz, Porsche, and Volkswagen
  • 7 Blade to 5 Flat
  • 7 Blade to 4 Flat
  • Universal Fit
  • Wiring Adapters
  • CURT