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Hopkins Custom Tail Light Wiring Kit for Towed Vehicles

Our Price: $68.70
In Stock
Plug-and-play custom harness gets turn and brake signals on your towed car with no hardwiring or splicing, and no effect on your warranty. The built-in diodes protect your car from electrical ...
with a flat tow brake system. (See below.) A wiring converter (118158 - sold separately) and 2 additional diodes will be needed to retain separate turn and brake signals. (See below.) Combined Lighting
  • Wiring Harness
  • Plugs into Vehicle Wiring
  • 4 Flat
  • Hopkins
  • Custom Fit

Roadmaster 4-Diode Universal Wiring Kit for Towed Vehicles - 7-Way to 6-Way Coiled Adapter Cord

Retail: $206.35
Our Price: $146.94
In Stock
This complete kit includes everything you need to connect your RV's tail, brake, and turn signal lights to your towed car. Diodes prevent damage from electrical feedback. Includes 7-way to 6-way ...
length: 27' Notes: A brake light relay (RM-88400 - sold separately) may be required if used with a flat tow brake system. (See below.) A wiring converter (118158 - sold separately) and 2 additional
  • Diode Kit
  • Splices into Vehicle Wiring
  • 7 Blade to 6 Round
  • Roadmaster
  • Universal Fit

Blue Ox EZ Light Custom Plug-In Tow Bar Wiring Kit

Retail: $165.00
Our Price: $114.26
In Stock
Easily plug this custom harness into your towed car to get the turn and brake signals you need for flat towing. Unlike other kits out there, this harness protects your vehicle from electrical ...
plugs right into the tail light wiring on your vehicle - no splicing! Ready to Go: 4-Way connector mounts at the front of your car so you can connect to your RV Made in the USA: Be confident in the
  • Wiring Harness
  • Plugs into Vehicle Wiring
  • 4 Flat
  • Blue Ox
  • Custom Fit

Curt Universal Tail Light Wiring Kit for Towed Vehicles - 4-Way Flat Connectors

Retail: $132.95
Our Price: $76.09
In Stock
Get a head-start on wiring your towed car before you even get the installation started. This kit comes with butt connectors pre-installed and ready to splice into your wiring. Integrated block diodes ...
Features: Connects your RV's tail, brake, and turn signal lights to your towed car's tail lights Plugs into your motorhome with 4-way flat connector Splices quickly into car's electrical
  • Wiring Harness
  • Splices into Vehicle Wiring
  • 4 Flat
  • CURT
  • Universal Fit

Curt Custom Tail Light Wiring Kit for Towed Vehicles

Retail: $152.95
Our Price: $87.02
In Stock
Plug-and-play custom harness gets turn and brake signals on your towed car with no hardwiring or splicing, and no effect on your warranty. The built-in diodes protect your car from electrical ...
(RM-88400 - sold separately) may be required if used with a flat tow brake system. (See below.) A wiring converter (118158 - sold separately) and 2 additional diodes will be needed to retain separate turn and
  • Wiring Harness
  • Plugs into Vehicle Wiring
  • 4 Flat
  • CURT
  • Custom Fit

Roadmaster 4-Diode Universal Wiring Kit for Towed Vehicles - 4-Way Flat Connectors

Retail: $117.98
Our Price: $89.89
In Stock
This wiring kit carries your RV's brake and turn signals to your towed car's tail lights. Diodes prevent damage from electrical feedback. Connects RV and towed car with 4-pole flat plugs ...
; long Plastic loom: 3' long Notes: A brake light relay (RM-88400 - sold separately) may be required if used with a flat tow brake system. (See below.) A wiring converter (118158 - sold separately) and
  • Diode Kit
  • Splices into Vehicle Wiring
  • 4 Flat
  • Roadmaster
  • Universal Fit

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New Arrivals — From Our Shop to You!

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

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John etrailer team member

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

Retail: $57.99
Our Price: $32.61
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 ...
and hardware Comes with protective covers for connectors Assembled in the USA Limited 1-year warranty Installation This custom-fit connector plugs into your vehicle's factory tow package wiring
  • Vehicle End Connector
  • Trailer Hitch Wiring
  • 4 Flat
  • 7 Blade
  • CURT
  • Plug-In
  • Factory Tow Package
  • No Converter

Blue Ox EZ Light Custom Plug-In Tow Bar Wiring Kit

Retail: $165.00
Our Price: $140.53
In Stock
Easily plug this custom harness into your towed car to get the turn and brake signals you need for flat towing. Unlike other kits out there, this harness protects your vehicle from electrical ...
plugs right into the tail light wiring on your vehicle - no splicing! Ready to Go: 4-Way connector mounts at the front of your car so you can connect to your RV Made in the USA: Be confident in the
  • Wiring Harness
  • Plugs into Vehicle Wiring
  • 4 Flat
  • Blue Ox
  • Custom Fit

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

Retail: $130.95
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 ...
that your vehicle's wiring matches that of your trailer Works with 2-wire, 3-wire and pulse-width modulation (PWM) systems Connects directly to your battery to avoid overloading your vehicle's
  • Vehicle End Connector
  • Trailer Hitch Wiring
  • 4 Flat
  • CURT
  • Splice-In
  • Universal Fit
  • Powered Converter

Universal Magnetic Tow Lights - 20' Wiring Harness with 4-Way Flat Trailer Connector

Retail: $75.95
Our Price: $62.78
In Stock
Stick these heavy-duty magnetic lights on the back of your car and they'll stay there. Nice and secure, these are also the easiest way to get brake and turn signals on your towed car, trailer, or ...
Features: Gets turn and brake signals on your towed car without having to tap into its wiring Eliminates risk of electrical damage to towed car Makes your tow setup safe and legal without a permanent
  • Removable Tail Light Kit
  • Bypasses Vehicle Wiring
  • 4 Flat
  • Optronics
  • Universal Fit

Demco LED Tow Light Bar for Towed Vehicles w/ Wireless Transmitter - 12V Power

Retail: $490.00
Our Price: $415.00
In Stock
This LED light bar plugs right into your 12V outlet and needs no hardwiring, while the transmitter plugs into your RV's 7-way socket. Uses a suction cup to attach to your car's back window.; Note: If you have to disconnect your vehicle's battery in order to flat tow, use kit DM83FR (sold separately) to get power to your 12-volt outlet.
  • Removable Tail Light Kit
  • Bypasses Vehicle Wiring
  • 7 Round
  • Demco
  • Universal Fit

Adapter 4-Pole to 7-Pole and 4-Pole - 37185

Retail: $59.27
Our Price: $55.86
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
  • Wiring Adapters
  • 7 Blade to 4 Flat
  • Hopkins
  • Universal Fit

Hopkins Custom Tail Light Wiring Kit for Towed Vehicles

Retail: $104.39
Our Price: $67.32
In Stock
Plug-and-play custom harness gets turn and brake signals on your towed car with no hardwiring or splicing, and no effect on your warranty. The built-in diodes protect your car from electrical ...
with a flat tow brake system. (See below.) A wiring converter (118158 - sold separately) and 2 additional diodes will be needed to retain separate turn and brake signals. (See below.) Combined Lighting
  • Wiring Harness
  • Plugs into Vehicle Wiring
  • 4 Flat
  • Hopkins
  • Custom Fit

Blue Ox 4-Diode Universal Tail Light Wiring Kit for Towed Vehicles

Retail: $93.00
Our Price: $70.06
In Stock
This wiring kit carries brake and turn signals from your motorhome to your towed car while you're flat towing. Diodes protect your car from damage from electrical feedback. Diodes Wiring, butt connectors, ring terminal, and spade connectors Made in the USA 1-Year warranty Notes: A brake light relay (RM-88400 - sold separately) may be required if used with a flat tow brake
  • Diode Kit
  • Splices into Vehicle Wiring
  • Blue Ox
  • Universal Fit

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

Retail: $69.95
Our Price: $43.94
In Stock
Quickly and easily install a 4-way trailer connector on your vehicle with this custom harness. T-connector plugs directly in OEM tow package port. Powered converter reduces strain on wiring system ...
Features: Provides a 4-way flat trailer connector at the back of your vehicle to power your trailer's signal lights Designed for use with a factory tow package Compatible with 5-pole, 6-pole and
  • Vehicle End Connector
  • Trailer Hitch Wiring
  • 4 Flat
  • CURT
  • Plug-In
  • Factory Tow Package
  • Powered Converter
  • Hidden

Universal Magnetic Tow Lights w/ Wireless Transmitter and 4-Way Flat Trailer Connector - Red LEDs

Retail: $224.99
Our Price: $132.59
Get convenient magnetic tow lights without the endless wires. These bright, efficient LED lights have a wireless transmitter and run on AA batteries. It's an easy way to get brake and turn ...
Features: Plugs into tow vehicle's 4-pole flat trailer connector Transmitter sticks to tow vehicle with magnet Sends turn and brake signals from the tow vehicle to the lights wirelessly Connects
  • Removable Tail Light Kit
  • Bypasses Vehicle Wiring
  • 4 Flat
  • Hopkins
  • Universal Fit

Curt Custom Tail Light Wiring Kit for Towed Vehicles

Retail: $198.95
Our Price: $110.82
In Stock
Plug-and-play custom harness gets turn and brake signals on your towed car with no hardwiring or splicing, and no effect on your warranty. The built-in diodes protect your car from electrical ...
used with a flat tow brake system. (See below.) A wiring converter (118158 - sold separately) and 2 additional diodes will be needed to retain separate turn and brake signals. (See below.) Combined
  • Wiring Harness
  • Plugs into Vehicle Wiring
  • 4 Flat
  • CURT
  • Custom Fit

Roadmaster 4-Diode Universal Wiring Kit for Towed Vehicles - 7-Way to 6-Way Hybrid Adapter Cord

Our Price: $250.77
In Stock
This complete kit includes everything you need to carry your RV's brake and turn signals to your towed car's tail lights. Diodes prevent electrical feedback. The hybrid coiled/straight ...
required if used with a flat tow brake system. (See below.) A wiring converter (118158 - sold separately) and 2 additional diodes will be needed to retain separate turn and brake signals. (See below
  • Diode Kit
  • Splices into Vehicle Wiring
  • 7 Blade to 6 Round
  • Roadmaster
  • Universal Fit

Roadmaster Smart Diode Kit for Variable Voltage LED Tail Lights - 7-Way to 6-Way Adapter Cord - RM38FR

Our Price: $259.86
Smart diodes are our favorite option for getting brake and turn signals on your towed car. They are really well-made and reliable, plus pretty easy to install. This complete kit includes everything ...
lights work as intended Prevents feedback that can damage your vehicle's electrical components Keeps the battery from draining while flat towing Resists corrosion with powder coated aluminum casing
  • Diode Kit
  • Splices into Vehicle Wiring
  • 7 Blade to 6 Round
  • Roadmaster
  • Universal Fit

Roadmaster Bulb and Socket Tail Light Wiring Kit for Towed Vehicles - Red LEDs

Retail: $164.41
Our Price: $110.97
In Stock
These lights get turn and brake signals on your towed car without splicing into its wiring. They mount inside your vehicle's tail light housing, with the wiring out of sight. The LEDs are ...
Features: Displays your RV's tail, turn, and brake signals on your towed car without tapping into its wiring No risk of damage from electrical feedback No effect on your warranty Mounts inside
  • Bulb and Socket Kit
  • Bypasses Vehicle Wiring
  • Roadmaster
  • Universal Fit

Brake Buddy Select 3 Portable Flat Tow Brake System - Proportional

Retail: $1,791.00
Our Price: $1,335.65
This portable unit gets you smooth braking without a complex installation. Senses the RV braking and applies the brakes proportionally. Easy to swap between multiple towed cars: settings adjust for ...
harness length: 36" Weight: 12 lbs 5-Year limited warranty Do I Need a Braking System for Flat Towing? A braking system is a must when towing a vehicle behind your motorhome. Without it, the weight of
  • Proportional System
  • Brake Systems
  • Portable System
  • Brake Buddy
  • Hydraulic Brakes
  • Air Brakes
  • Air Over Hydraulic Brakes
  • 12V Outlet
  • Every-Trip Setup
  • Wireless Display

Hopkins Custom Tail Light Wiring Kit for Towed Vehicles

Retail: $102.09
Our Price: $67.63
In Stock
Wire your vehicle and get the signal lights required for flat towing without having to splice into your wiring with this custom, plug-in harness. Integrated diodes prevent feedback from RV for safe ...
Wiring Your Towed Car with Hopkins Wiring your car for flat towing has never been easier. No more testing wires or splicing into your electrical system. No need to painstakingly position multiple diodes
  • Wiring Harness
  • Plugs into Vehicle Wiring
  • 4 Flat
  • Hopkins
  • Custom Fit

Blue Ox Bulb and Socket Tail Light Wiring Kit for Towed Vehicles - Incandescent

Retail: $71.00
Our Price: $58.37
In Stock
These lights get turn and brake signals on your towed car without splicing into its wiring, eliminating the risk of damage from electrical feedback. They mount inside your vehicle's tail light ...
Features: Displays your RV's tail, turn, and brake signals on your towed car without tapping into its wiring No risk of damage from electrical feedback No effect on your warranty Mounts inside
  • Bulb and Socket Kit
  • Bypasses Vehicle Wiring
  • Blue Ox
  • Universal Fit

Roadmaster Universal Hy-Power Diode Wiring Kit

Retail: $164.41
Our Price: $105.97
In Stock
Diode kit allows you to use your vehicle's tail lights and wiring system while preventing feedback from your RV. Wires 2-wire and 3-wire systems to operate as a combined lighting systems ...
Features: Lets you wire your vehicle to accept your RV's tail, brake, and turn signal lights for flat towing Wires towed car as combined system so that brake and turn signals travel along same
  • Diode Kit
  • Splices into Vehicle Wiring
  • Roadmaster
  • Universal Fit