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etrailer Trailer Wiring 7-Way Upgrade Kit w/ Junction Box and RV Style Connector

Our Price: $56.34
In Stock
This kit includes a junction box so you can quickly and easily connect the wires from the included trailer connector to your trailer's wiring. Flexible cable allows for easy positioning Weatherproof, heavy-duty plastic junction box protects wires and terminals from the elements Wire functions: Black: 12 volt power Yellow: auxiliary or reverse
  • Trailer Connectors
  • Trailer End Connector
  • 7 Blade
  • etrailer

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

Retail: $69.95
Our Price: $42.29
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 ...
quickly and easily Locate connection points in rear cargo area Plug in T-connector Includes a tail light converter to ensure that your vehicle's wiring matches that of your trailer Powered module
  • Trailer Hitch Wiring
  • Vehicle End Connector
  • Plug-In
  • 4 Flat
  • Powered Converter
  • CURT
  • Hidden
  • No Tow Package

Hopkins Plug-In Simple Vehicle Wiring Harness with 4-Pole Flat Trailer Connector

Retail: $103.84
Our Price: $78.33
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. quickly and easily Locate connection points in rear cargo area Plug in connector Includes a tail light converter to ensure that your vehicle's wiring matches that of your trailer Powered module connects
  • Trailer Hitch Wiring
  • Vehicle End Connector
  • Plug-In
  • 4 Flat
  • Powered Converter
  • Hopkins
  • Visible
  • No Tow Package

T-One Vehicle Wiring Harness with 7-Way Trailer Connector

Retail: $142.79
Our Price: $89.09
In Stock
Quickly and easily install a 7-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 ...
quickly and easily - no cutting or splicing of wires Locate connection point in rear cargo area Plug in connector Includes ModuLite to ensure that your vehicle's wiring matches that of your trailer
  • Trailer Hitch Wiring
  • Vehicle End Connector
  • Plug-In
  • 7 Blade
  • Powered Converter
  • Tekonsha
  • Visible
  • No Tow Package

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

Retail: $71.53
Our Price: $63.85
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 ...
quickly and easily - no cutting or splicing of wires Locate connection point in rear cargo area Plug in connector Includes ModuLite to ensure that your vehicle's wiring matches that of your trailer
  • Trailer Hitch Wiring
  • Vehicle End Connector
  • Plug-In
  • 4 Flat
  • Powered Converter
  • Tekonsha
  • Hidden
  • No Tow Package

Hopkins Plug-In Simple Vehicle Wiring Harness with 4-Pole Flat Trailer Connector

Retail: $119.33
Our Price: $76.04
Quickly and easily install a 4-way trailer connector on your vehicle with this custom harness. T-connector plugs directly into existing wiring - no cutting or splicing required. quickly and easily - no cutting or splicing Locate connection point in rear cargo area Plug in connector Includes a tail light converter to ensure that your vehicle's wiring matches that of your trailer
  • Trailer Hitch Wiring
  • Vehicle End Connector
  • Plug-In
  • 4 Flat
  • Converter
  • Hopkins
  • Hidden
  • No Tow Package

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

|

589

Installations

15,864

Customers Helped

Any questions? Chat us from Missouri

Hopkins Plug-In Simple Vehicle Wiring Harness with 4-Pole Flat Trailer Connector

Retail: $115.09
Our Price: $65.78
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. from your vehicle's three-wire system need to be combined so they are compatible with the wiring system of the trailer. This converter combines the brake and turn signal functions of your automobile
  • Trailer Hitch Wiring
  • Vehicle End Connector
  • Plug-In
  • 4 Flat
  • Powered Converter
  • Hopkins
  • Hidden
  • No Tow Package

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

Retail: $69.95
Our Price: $44.09
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 - no cutting, splicing or tapping required. tail light converter to ensure that your vehicle's wiring matches that of your trailer Constructed using surface-mount technology (SMT) for consistent, reliable performance Maximizes trailer light
  • Trailer Hitch Wiring
  • Vehicle End Connector
  • Plug-In
  • 4 Flat
  • Powered Converter
  • CURT
  • Hidden
  • No Tow Package

Pollak Heavy-Duty, 7-Pole, Round Pin Trailer Wiring Socket - Vehicle End

Retail: $22.62
Our Price: $12.45
In Stock
Establish a secure connection between your trailer and semi or other tow vehicle with this 7-pole, solid pin, wire-insertion-style socket. Zinc die-cast socket is self-grounding and includes ...
gauge 1-Year limited warranty 11-720 Pollak Heavy-Duty, 7-Way, Round Pin Trailer Wiring Socket - Vehicle End Replaces 52016
  • Trailer Hitch Wiring
  • Vehicle End Connector
  • 7 Round
  • Pollak

7-Way Molded Trailer Wire Connector, 6' Long

Retail: $65.42
Our Price: $46.66
In Stock
Blue 10 Gauge - White and Black Wiring Code Molded Connector Function Usual Trailer Wire White Wire Ground White Wire Red Wire Left Turn and Brake Yellow Wire Brown Wire Right Turn and Brake Green Wire
  • Trailer Connectors
  • Trailer End Connector
  • 7 Blade
  • Hopkins

7-Way Molded Trailer Wire Connector, 4' Long

Retail: $60.39
Our Price: $37.34
In Stock
Blue 10 Gauge - White and Black Wiring Code Molded Connector Function Usual Trailer Wire White Wire Ground White Wire Red Wire Left Turn and Brake Yellow Wire Brown Wire Right Turn and Brake Green Wire
  • Trailer Connectors
  • Trailer End Connector
  • 7 Blade
  • Hopkins

TowSmart 4-Way Flat Trailer Connector w/ 60" Harness

Our Price: $10.44
In Stock
You're wiring up the trailer and want it done right the first time. This 4-way flat connector has pre-stripped, color-coded wires and extra length to reach where you need. Splice it in, test the ...
Highlights Standard 4-way flat connector: Compatible with most trailer wiring setups. 60" harness length: Gives you plenty of wire to route to your junction box or taillights. Pre-wired and
  • Trailer Hitch Wiring
  • Vehicle End Connector
  • Splice-In
  • 4 Flat
  • TowSmart
  • Universal Fit

Pollak 4-Way Flat Trailer Connector with 12" Harness

Our Price: $8.97
In Stock
Extend your trailer wiring with this 12" 4-way flat harness, built with a molded, weather-resistant plug for durability. Color-coded 18-gauge wires make installation easy, while the polarized ...
Highlights Universal splice-in connector: Wires into your trailer's harness or connect to your junction box. Durable molded-rubber socket: Ensures long-lasting performance in harsh conditions
  • Trailer Connectors
  • Trailer End Connector
  • 4 Flat
  • Pollak

Pollak 4-Way Flat Trailer Connector with 24" Harness

Our Price: $7.64
In Stock
Extend your trailer wiring with this 24" 4-way flat harness, built with a molded, weather-resistant plug for durability. Color-coded 18-gauge wires make installation easy, while the polarized ...
Highlights Universal splice-in connector: Wires into your trailer's harness or connects to your junction box. Durable molded-rubber socket: Ensures long-lasting performance in harsh conditions
  • Trailer Connectors
  • Trailer End Connector
  • 4 Flat
  • Pollak

Pollak 4-Way Flat Trailer Connector with 5' Harness

Our Price: $9.73
In Stock
Extend your trailer wiring with this 60" 4-way flat harness, built with a molded, weather-resistant plug for durability. Color-coded 18-gauge wires make installation easy, while the polarized ...
Highlights Universal splice-in connector: Wires into your trailer's harness or your junction box. Durable molded-rubber socket: Ensures long-lasting performance in harsh conditions. Color-coded
  • Trailer Connectors
  • Trailer End Connector
  • 4 Flat
  • Pollak

Hopkins Engager Trailer Breakaway Kit w/ Charger, LED Tester, Hardware, and 5 Ah Battery - Top Load

Retail: $82.05
Our Price: $72.90
The built-in charger in this kit keeps the battery charged and ready to bring your single-axle or tandem axle trailer to a complete stop should it become disconnected from your vehicle. LED tester ...
durable, plastic case Includes breakaway switch, charger, battery, battery box, and wiring Specs: Application: single- and tandem-axle trailers with electric brakes Battery: Voltage: 12V Type: lead acid
  • Kit with Charger
  • Top Load
  • 5 Ah
  • Electric
  • Single-Axle
  • Tandem-Axle
  • Hopkins
  • 48 Inch Long
  • LED Indicator

Bright Way Trailer Breakaway Kit with Charger, LED Tester, and 5 Ah Battery - Side Load

Our Price: $63.23
In Stock
LED tester lets you easily check the battery's charge. Built-in charger pulls just enough power from your vehicle when your trailer is hooked up to make sure your breakaway battery stays charged ...
case Lid can be secured with padlock (sold separately) to deter battery theft Wiring diagram is printed on the battery box lid Rubber O-ring in the lid helps keep water out of the box Drain holes in the
  • Kit with Charger
  • Side Load
  • 5 Ah
  • Electric
  • Tandem-Axle
  • Single-Axle
  • Bright Way
  • 48 Inch Long
  • Push-to-Test

Curt Trailer Breakaway Kit with Trickle Charger, LED Tester, and 5 Ah Lead Acid Battery - Side Load

Retail: $92.30
Our Price: $60.73
In Stock
Lead-acid batteries require no maintenance, which is why we love this kit. The built-in charger keeps the battery charged and ready to bring your single-, tandem-, or triple-axle trailer to a ...
from rain and debris with durable, plastic case Lid can be secured with padlock (sold separately) to deter battery theft Includes breakaway switch, charger, Lead-acid battery, battery box, wiring, and
  • Kit with Charger
  • Side Load
  • 5 Ah
  • Electric
  • Single-Axle
  • Tandem-Axle
  • Triple-Axle
  • CURT
  • 51 Inch Long
  • LED Indicator

Hopkins 7-Way RV Style Connector with Molded Cable - Trailer End - 8' Long - RV Standard

Retail: $52.29
Our Price: $46.90
In Stock
Replace your damaged 7-way, RV-style, trailer-end connector with this molded cable. Durable cable covering resists damage. Wiring codes are RV standard. easy positioning Molded cable sleeving protects wires Durable covering is insulated and corrosion resistant Simple installation Hardwire to existing trailer wiring Meets SAE standards Specs: Cable length
  • Trailer Connectors
  • Trailer End Connector
  • 7 Blade
  • Hopkins

Bright Way Trailer Breakaway Kit with 0.5-Amp Charger and 5 Ah Battery

Our Price: $55.09
In Stock
This complete breakaway kit brings your trailer to a safe stop by activating the brakes if the trailer completely separates from the tow vehicle. Built-in charger automatically charges the included ...
Convenient wiring diagram is printed on the box Kit includes breakaway switch, 0.5-amp charger, 5-amp-hour battery, battery box, and wiring Specs: Application: single-axle or tandem-axle trailers with electric
  • Kit with Charger
  • 5 Ah
  • Electric
  • Single-Axle
  • Tandem-Axle
  • Bright Way
  • 48 Inch Long
  • Tester Not Included

Hopkins 7-Way Blade Style Connector with Molded Cable - Trailer End - 8' Long - Auto Standard

Our Price: $86.74
In Stock
Replace your damaged 7-way, blade-style, trailer-end connector with this molded cable. Durable cable covering resists damage. Wiring codes are auto-industry standard. easy positioning Molded cable sleeving protects wires Durable covering is insulated and corrosion resistant Simple installation Hardwire to existing trailer wiring Meets SAE standards Specs: Cable length
  • Trailer Connectors
  • Trailer End Connector
  • 7 Blade
  • Hopkins

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

Retail: $72.68
Our Price: $53.52
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 ...
quickly and easily - no cutting or splicing of wires Includes ModuLite to ensure that your vehicle's wiring matches that of your trailer Powered module connects directly to battery to avoid overloading
  • Trailer Hitch Wiring
  • Vehicle End Connector
  • Plug-In
  • 4 Flat
  • Powered Converter
  • Tekonsha
  • Hidden
  • No Tow Package

Hopkins Plug-In Simple Vehicle Wiring Harness with 4-Pole Flat Trailer Connector

Retail: $104.75
Our Price: $73.53
Quickly and easily install a 4-way trailer connector on your vehicle with this custom harness. T-connector plugs directly into existing wiring - no cutting or splicing required. ensure that your vehicle's wiring matches that of your trailer Powered module connects directly to battery to avoid overloading vehicle's electrical system Protective connection terminals resist
  • Trailer Hitch Wiring
  • Vehicle End Connector
  • Plug-In
  • 4 Flat
  • Powered Converter
  • Hopkins
  • Hidden
  • No Tow Package

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

Retail: $57.95
Our Price: $42.23
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 ...
electrical routes that are used by a basic wiring harness. As a result, there is virtually no draw on your tail light circuits. Because most trailers run on a two-wire system - wherein the brake and turn
  • Trailer Hitch Wiring
  • Vehicle End Connector
  • Plug-In
  • 4 Flat
  • Powered Converter
  • CURT
  • Hidden
  • No Tow Package