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7- and 4-Pole Trailer Connector Socket w/ Mounting Bracket - Vehicle End

Retail: $53.39
Our Price: $40.46
This 7- and 4-pole trailer connector eliminates the need for an adapter and allows you to tow a trailer with either a 7- or 4-pole plug. Socket connects to your vehicle's OEM wiring system and ...
Features: 7- and 4-Pole trailer connector with mounting bracket Has high-impact, ABS plastic construction Stainless steel spring for easy cover operation Rubber gasket provides weather-resistant
  • 4 Flat
  • 7 Round - Blade
  • Trailer Hitch Wiring
  • No Tow Package
  • Vehicle End Connector
  • Hopkins
  • No Converter

Curt Powered Tail Light Converter with 4-Pole Flat Trailer Connector

Retail: $120.95
Our Price: $70.68
In Stock
Install a 4-way flat on your vehicle with this splice-in harness. Powered converter connects directly to battery to reduce strain on wiring. Potted, SMT construction boosts water and vibration ...
how the tail lights on your vehicle operate. This converter is a circuit-protected, battery-powered unit that bypasses the electrical routes that are used by a basic wiring harness. As a result, there
  • 4 Flat
  • Trailer Hitch Wiring
  • Universal Fit
  • Vehicle End Connector
  • CURT
  • Splice-In
  • Powered Converter

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

Retail: $25.65
Our Price: $24.11
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
  • Trailer Connectors
  • Trailer End Connector
  • Optronics
  • 4 Flat
  • 31 Feet and Longer

Adapter 4-Pole to 7-Pole and 4-Pole

Our Price: $59.13
In Stock
Adapter converts from 4 pole wiring on vehicle to 7-pole round plug and 4-pole flat. Additional wire leads for brake, power and accessory.Features: Adapter converts from 4-pole wiring on your vehicle to 7-pole round plug and 4-pole flat wiring for trailer side Adds additional wire leads for brakes, power, and accessory wiring Wire
  • 4 Flat
  • Wiring Adapters
  • Multi-Function Adapter
  • Hopkins
  • 4 Flat
  • 7 Round - Blade

Curt T-Connector Vehicle Wiring Harness for Factory Tow Package - 7-Way and 4-Pole Flat Connectors

Retail: $52.80
Our Price: $33.86
In Stock
Quickly and easily install a 7-way and a 4-way trailer connector on your vehicle with this custom harness. Connector plugs directly into OEM tow package wiring harness - no cutting, splicing or ...
Features: Provides both a 7-way RV-style and a 4-pole flat trailer connector at the back of your vehicle to power your trailer's signal lights Designed for use with a factory tow package
  • 4 Flat
  • 7 Round - Blade
  • Trailer Hitch Wiring
  • Factory Tow Package
  • Vehicle End Connector
  • CURT
  • Plug-In
  • No Converter

7-Pole and 4-Pole Trailer Connector Sockets w/ Mounting Bracket and Wiring - Vehicle End

Our Price: $81.39
Tow a trailer with either a 7-way or 4-way plug with this dual vehicle-end connector. Included pigtail harness hardwires into your vehicle and the connector end mates with the 7-pole socket to form a ...
Features: Dual connector lets you hook up to a trailer with either a 7-pole, RV-style plug or a 4-way flat plug Pigtail harness hardwires into your vehicle and connects to 7-way socket Includes
  • 4 Flat
  • 7 Round - Blade
  • Trailer Hitch Wiring
  • No Tow Package
  • Vehicle End Connector
  • Hopkins
  • 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.

Kristin
Kristin etrailer team member
Kristin etrailer team member

15

Years

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589

Installations

15,864

Customers Helped

Any questions? Chat us from Missouri

Hopkins Endurance Multi-Tow Trailer Connector Adapter - 7-Way to 6-Way, 5-Way or 4-Way

Retail: $34.67
Our Price: $29.99
In Stock
Heavy-duty trailer adapter features a unique Quick-Change wiring plug that lets you switch between 6-way wiring codes quickly and easily. Outlet for 4-way and 5-way plugs is also built in. Terminals ...
Features: Trailer adapter changes your vehicle's 7-blade connector to a 6-pole 4-Pole and 5-pole flat connectors also built in Quick-Change plug on 6-pole terminal accommodates both 6-pole
  • 7 Round - Blade
  • Wiring Adapters
  • Multi-Function Adapter
  • Hopkins
  • 4 Flat
  • 5 Flat
  • 6 Round

Curt T-Connector Vehicle Wiring Harness with 4-Pole Flat Trailer Connector

Retail: $106.95
Our Price: $77.35
In Stock
Quickly and easily install a 4-way trailer connector on your vehicle with this custom harness. T-connector plugs directly into existing wiring. Powered converter reduces strain on wiring system and ...
amps per circuit Tail lights: 6 amps per circuit Limited 1-year warranty Installation This custom-fit T-connector plugs into your vehicle's wiring harness, which is located behind the
  • 4 Flat
  • Trailer Hitch Wiring
  • No Tow Package
  • Vehicle End Connector
  • CURT
  • Plug-In
  • Powered Converter
  • Hidden

Wesbar Wishbone Wiring Harness with 4-Pole Flat Trailer Connector - Trailer End - 18" Long

Our Price: $14.60
In Stock
Wire your trailer with this universal, splice-in wiring harness so that you can connect the trailer's wiring to your vehicle's during towing. Wishbone design removes need for a jumper wire ...
Features: 4-Pole flat trailer-end connector plugs into the 4-way flat on your tow vehicle 2 Tail light wires of wishbone-style harness make wiring your trailer more efficient One tail light wire
  • Trailer Connectors
  • Trailer End Connector
  • Wesbar
  • 4 Flat
  • 0 - 5 Feet Long

Curt T-Connector Vehicle Wiring Harness with 4-Pole Flat Trailer Connector

Retail: $77.95
Our Price: $50.16
In Stock
Quickly and easily install a 4-way trailer connector on your vehicle with this custom harness. Connectors plug directly into existing wiring. Powered converter reduces strain on wiring system and is ...
quickly and easily - no cutting or splicing of wires Tow harness with 4-way connector plugs into connection point in rear cargo area Includes a tail light converter to ensure that your vehicle's wiring
  • 4 Flat
  • Trailer Hitch Wiring
  • No Tow Package
  • Vehicle End Connector
  • CURT
  • Plug-In
  • Powered Converter
  • Hidden

Curt Trailer Connector Adapter - 4-Way to 7-Way RV and 4-Way Flat

Retail: $50.36
Our Price: $41.48
In Stock
This multi-function, vehicle-end connector converts any 4-way flat, vehicle-end plug to a combination 7-way outlet and 4-pole flat outlet. power Dust covers keep connectors clean when not in use Split loom keeps wires contained and well protected Simple installation Wiring harness plugs into existing 4-way flat connector and hardwires to
  • 4 Flat
  • Wiring Adapters
  • Multi-Function Adapter
  • CURT
  • 4 Flat
  • 7 Round - Blade

Wesbar 4-Way Flat Trailer Wiring Harness - 20' Long

Retail: $53.46
Our Price: $26.04
In Stock
Wishbone-style harness features a 4-pole flat trailer-end connector. Ground wire is 3' long.Features: Provides simple, efficient method for rewiring your trailer with a 4-way flat trailer-end connector 2 Brown wires, one with the green wire and the other with the yellow, make up the
  • Trailer Connectors
  • Trailer End Connector
  • Wesbar
  • 4 Flat
  • 11 - 20 Feet Long

T-One Vehicle Wiring Harness with 4-Pole Flat Trailer Connector

Retail: $57.25
Our Price: $47.03
In Stock
Quickly and easily install a 4-way trailer connector on your vehicle with this custom wiring harness. T-One connector plugs directly into existing wiring - no cutting, splicing or tapping required. circuit 1-Year limited warranty Installation This custom-fit T-One connector plugs into your vehicle's wiring harness, which is located in your rear cargo area, either behind the driver's-side trim
  • 4 Flat
  • Trailer Hitch Wiring
  • No Tow Package
  • Vehicle End Connector
  • Tekonsha
  • Plug-In
  • Powered Converter
  • Hidden

T-One Vehicle Wiring Harness with 4-Pole Flat Trailer Connector

Retail: $107.95
Our Price: $56.96
Quickly and easily install a 4-way trailer connector on your vehicle with this custom wiring harness. T-One connector plugs directly into existing wiring. Powered ModuLite reduces strain on wiring ...
: Stop/turn lights: 4.2 amps per circuit Tail lights: 7.5 amps per circuit 1-Year limited warranty Installation This custom-fit T-One connector plugs into your vehicle's wiring harness, which is located
  • 4 Flat
  • Trailer Hitch Wiring
  • No Tow Package
  • Vehicle End Connector
  • Tekonsha
  • Plug-In
  • Powered Converter
  • Hidden

Curt Replacement OEM USCAR Trailer Connector - Dual Connection - 7-Way RV Style and 4-Way Flat

Retail: $41.78
Our Price: $39.49
In Stock
Replace your USCAR-equipped vehicle''s OEM trailer connector with this dual-output connector. Features 7-way outlet and 4-pole flat outlet. Plugs into USCAR socket.Features: Replaces OEM connector to provide 4-way and 7-way trailer wiring connections Fits USCAR-equipped vehicles with factory tow plugs only 4-Way flat output connects tail lights, brake lights
  • Trailer Connectors
  • Vehicle End Connector
  • CURT
  • 7 Round - Blade
  • 4 Flat

Curt Trailer Connector Adapter with Backup Alarm - 4-Way to 7-Way RV and 4-Way Flat

Retail: $61.67
Our Price: $45.92
In Stock
This multi-function, vehicle-end connector converts any 4-way flat, vehicle-end plug to a combination 7-way outlet and 4-pole flat outlet. Features an integrated backup alarm.Features: Connects to 4-way flat plug on your vehicle Requires additional wiring for use of brake, power and accessory leads Supplies 7-blade RV and 4-wire flat trailer connections Sounds alarm when
  • 4 Flat
  • Wiring Adapters
  • Multi-Function Adapter
  • CURT
  • 4 Flat
  • 7 Round - Blade

Curt T-Connector Vehicle Wiring Harness for Factory Tow Package - 4-Pole Flat Trailer Connector

Retail: $82.95
Our Price: $76.11
In Stock
Quickly and easily install a 4-way trailer connector on your vehicle with this custom harness. T-connector plugs into OEM tow package wiring harness. Powered converter reduces strain on wiring system ...
tow package wiring harness, which is located behind the rear bumper, on the driver's side. Once you've plugged in the T-connector, insert the included 10-amp fuse into the integrated fuse holder
  • 4 Flat
  • Trailer Hitch Wiring
  • Factory Tow Package
  • Vehicle End Connector
  • CURT
  • Plug-In
  • Powered Converter
  • Visible

48" Long 4-Pole Loop with Cover

Retail: $24.32
Our Price: $11.46
In Stock
4-Way Flat Wiring Harness Extension Extends your current 4-way connector 48" Includes cover and grease
  • 4 Flat
  • Wiring Adapters
  • Single-Function Adapter
  • Hopkins
  • 4 Flat
  • 0 - 5 Feet Long

Hopkins Tail Light Converter with 4-Way Flat Trailer Connector

Retail: $32.82
Our Price: $21.94
In Stock
This 60" harness has a lighting converter built into the 4-way flat plug so you don't have to worry about mounting a separate box. Designed for vehicles that have amber turn signals ...
dust cover Specs: Application: vehicles with 3-wire electrical systems 4-Way harness length: 60" Ground wire length: 60" Splice-in wire length: Brown, red, yellow: 60" Green: 60" Max
  • Trailer Connectors
  • Vehicle End Connector
  • Hopkins
  • 4 Flat
  • 0 - 5 Feet Long

Curt T-Connector Vehicle Wiring Harness with 4-Pole Flat Trailer Connector

Retail: $52.95
Our Price: $40.83
In Stock
Quickly and easily install a 4-way trailer connector on your vehicle with this custom harness. Connector plugs directly into existing wiring. Powered converter reduces strain on wiring system and is ...
lights: 3 amps per circuit Tail lights: 6 amps per circuit Limited 1-year warranty Installation This custom-fit T-connector plugs into your vehicle's wiring harness, which is located behind the
  • 4 Flat
  • Trailer Hitch Wiring
  • No Tow Package
  • Vehicle End Connector
  • CURT
  • Plug-In
  • Powered Converter
  • Hidden

Mighty Cord 4-Way Flat Trailer Connector - Wishbone Style - Trailer End - 25' Long

Retail: $37.29
Our Price: $20.32
In Stock
Splice this wishbone-style harness into your trailer's wiring to power each of the side lights. Split brown wires make installation easy. 4-Way flat connector plugs into the 4-way flat on your ...
Features: 4-Way flat trailer-end connector plugs into the 4-way flat on your vehicle Syncs your trailer's brake lights and turn signals with your tow vehicle's Wishbone-style harness has
  • Trailer Connectors
  • Trailer End Connector
  • Mighty Cord
  • 4 Flat
  • 21 - 30 Feet Long

Hopkins Wiring Harness with 4-Pole Flat Trailer Connector - Trailer End - 4' Long

Our Price: $5.62
Wire your trailer with this universal, splice-in wiring harness so that you can connect the trailer's wiring to your vehicle's during towing. Corrosion-resistant terminals are long-lasting ...
compliant Specs: Harness length: 4' Wiring configuration: White: ground wire Yellow: left turn/brake light Green: right turn/brake light Brown: tail lights 90-Day limited warranty
  • Trailer Connectors
  • Trailer End Connector
  • Hopkins
  • 4 Flat
  • 0 - 5 Feet Long

Hopkins Endurance 4-Way Flat Trailer Wiring Harness - 20' Long

Retail: $43.98
Our Price: $25.70
In Stock
Wishbone-style Y-harness features a 4-pole flat connector with a convenient, simple-to-use, easy-pull grip for effortless disconnect. Rust-resistant terminals are further protected by a molded dust ...
Features: Provides simple, efficient method for rewiring your trailer with a 4-way flat trailer-end connector Wishbone design - Y-harness contains 2 separate, brown tail light wires Left-side tail
  • Trailer Connectors
  • Trailer End Connector
  • Hopkins
  • 4 Flat
  • 11 - 20 Feet Long

ZCI Circuit Protected Vehicle Wiring Harness w/ 4-Pole Flat Trailer Connector and Installation Kit

Our Price: $176.27
In Stock
Install a 4-way trailer connector on your vehicle without cutting or splicing into your wiring. Zero-contact interface sensors identify the current flowing through each wire by simply clamping onto ...
universal harness connects to your vehicle's tail light wiring harness. To connect, just follow the included instructions. There are 4 ZCI sensors included. Each sensor has a colored label on it
  • 4 Flat
  • Trailer Hitch Wiring
  • Universal Fit
  • Vehicle End Connector
  • Tekonsha
  • Plug-In
  • Converter
  • Hidden