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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 ...
you're making a turn. With a brake light relay, you can signal both and travel safely. Wiring Diagrams for Roadmaster Diode Kit
  • Diode Kit
  • Splices into Vehicle Wiring
  • Universal
  • Roadmaster
  • Tail Light Mount

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

Our Price: $82.62
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 ...
, but not that you're making a turn. With a brake light relay, you can signal both and travel safely. Wiring Diagrams for Roadmaster Diode Kit
  • Diode Kit
  • Splices into Vehicle Wiring
  • Universal
  • Roadmaster
  • Tail Light Mount

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

Our Price: $255.53
In Stock
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 ...
Roadmaster Smart Diode Kit
  • Diode Kit
  • Splices into Vehicle Wiring
  • Universal
  • Roadmaster

Roadmaster Universal Hy-Power Diode Wiring Kit

Retail: $155.31
Our Price: $96.63
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 ...
have separate lighting, this kit will cause your brake lights to function as both brake and turn signal lights. A wiring converter (118158 - sold separately) and 2 additional diodes will be needed if you
  • Diode Kit
  • Splices into Vehicle Wiring
  • Universal
  • Roadmaster
  • Tail Light Mount

Hopkins Custom Tail Light Wiring Kit for Towed Vehicles

Retail: $102.09
Our Price: $74.48
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 ...
vehicle No effect on your warranty Prevents feedback that can damage your vehicle's electrical components with diodes Provides 4-way flat plug at front of towed car Requires additional harness to
  • Wiring Harness
  • Plugs into Vehicle Wiring
  • Custom
  • Hopkins
  • Tail Light Mount

Roadmaster Diode 7-Wire to 4-Wire Flexo-Coil Wiring Kit

Retail: $198.11
Our Price: $141.81
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 ...
Made in the USA Limited Lifetime Warranty Specs: Diode Max amperage: 85 amps Diode Max voltage: 24 volts Coiled cord max length: 8' Coiled cord retracted length: 15" Note: For applications that
  • Diode Kit
  • Splices into Vehicle Wiring
  • Universal
  • Roadmaster
  • Tail Light Mount

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

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589

Installations

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Customers Helped

Any questions? Chat us from Missouri

Roadmaster Smart Diodes for Variable Voltage LED Tail Lights - Qty 2

Retail: $105.29
Our Price: $78.20
In Stock
These smart diodes ensure your RV's brake and turn signals display correctly on your car's multiplex LED tail lights. Prevents damage from electrical feedback. Includes 2 diodes. need kit RO34FR (sold separately) instead. Wiring Diagram for Roadmaster Smart Diode Kit
  • Diode Kit
  • Splices into Vehicle Wiring
  • Universal
  • Roadmaster

Roadmaster Brake-Lite Relay Kit for Towed Vehicles

Retail: $50.12
Our Price: $38.43
In Stock
Relay works with your tow bar wiring system to ensure that your towed vehicle's turn signal lights flash in tandem with your RV's lights. wiring harness or a 4-diode kit (instead of a 6-diode kit) Does not interfere with towed car's electrical system Activates automatically when RV running lights are turned on Includes all necessary
  • Brake Light Relay
  • Roadmaster

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

Retail: $93.00
Our Price: $70.83
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
  • Universal
  • Blue Ox
  • Tail Light Mount

Demco 4-Diode Universal Tail Light Wiring Kit for Towed Vehicles - 7-Way to 6-Way Adapter Cord

Our Price: $212.67
This complete kit includes everything you need to correctly display your RV's brake and turn signals on your vehicle tail lights. Includes coiled 7-way to 6-way adapter cable and 6-way car-side ...
coating 6-Way socket hardwires to towed car and mounts on the front bumper Kit includes: 4 Diodes 4-Wire harness 7-Way to 6-way adapter cord 6-Way socket 12 Spade connectors 4 Quick-splice wire connectors 6
  • Diode Kit
  • Splices into Vehicle Wiring
  • Universal
  • Demco
  • Tail Light Mount

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

Our Price: $172.72
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 straight 7-to-6-wire adapter ...
that you're making a turn. With a brake light relay, you can signal both and travel safely. Wiring Diagrams for Roadmaster Diode Kit
  • Diode Kit
  • Splices into Vehicle Wiring
  • Universal
  • Roadmaster
  • Tail Light Mount

Roadmaster Smart Diode Kit for Variable Voltage LED Tail Lights

Retail: $162.37
Our Price: $143.54
In Stock
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 kit is for variable ...
components. Wiring Diagram for Roadmaster Smart Diode Kit
  • Diode Kit
  • Splices into Vehicle Wiring
  • Universal
  • Roadmaster
  • Tail Light Mount
  • 27 Foot Long Harness

Demco 4-Diode Universal Tail Light Wiring Kit for Towed Vehicles - 4-Way Flat Connector

Retail: $127.00
Our Price: $96.06
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. Includes a 4-way flat ...
Features: Carries turn and brake signals from RV to towed vehicle while flat towing Prevents feedback that can damage your vehicle's electrical components with diodes Protects diodes from the
  • Diode Kit
  • Splices into Vehicle Wiring
  • Universal
  • Demco
  • Tail Light Mount

Roadmaster Direct-Connect Base Plate Kit - Removable Arms

Retail: $675.00
Our Price: $525.00
In Stock
Designed for use with motor-home-mounted tow bars, the direct-connect brackets are virtually invisible, easy to mount and remove, and they eliminate the need for a quick-disconnect crossbar on your tow bar. Installs on your vehicle's frame. bars that require a hitch ball. The drawbars, or front arms, on this base plate kit are supremely easy to mount and remove. Just insert them into the brackets and twist to lock them in place. To remove
  • Twist Lock Attachment
  • Removable Draw Bars
  • Partially Hidden
  • Roadmaster

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

Retail: $165.00
Our Price: $115.70
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 ...
to get the tail, brake, and turn signals from your RV to the car to be safe and legal. This kit plugs into factory ports on your vehicle so your car can display the electrical signals coming from your
  • Wiring Harness
  • Plugs into Vehicle Wiring
  • Custom
  • Blue Ox
  • Tail Light Mount

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

Our Price: $208.56
In Stock
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 ...
Roadmaster Smart Diode Kit
  • Diode Kit
  • Splices into Vehicle Wiring
  • Universal
  • Roadmaster

Roadmaster Smart Diode Kit for Variable Voltage LED Tail Lights

Our Price: $156.20
In Stock
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 kit is for variable ...
Roadmaster Smart Diode Kit
  • Diode Kit
  • Splices into Vehicle Wiring
  • Universal
  • Roadmaster

Roadmaster Smart Diode Kit for Variable Voltage Incandescent Tail Lights

Retail: $134.98
Our Price: $117.68
In Stock
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 kit is for variable ...
power cable to plug into the RV. Pick up a Roadmaster kit (RM-164-7 or RM-146-7 - sold separately) if you're still missing these important components. Wiring Diagram for Roadmaster Smart Diode Kit
  • Diode Kit
  • Splices into Vehicle Wiring
  • Universal
  • Roadmaster

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

Our Price: $302.17
In Stock
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 ...
Roadmaster Smart Diode Kit
  • Diode Kit
  • Splices into Vehicle Wiring
  • Universal
  • Roadmaster

Roadmaster Smart Diodes for Variable Voltage Incandescent Tail Lights - Qty 2

Retail: $105.29
Our Price: $88.88
In Stock
These smart diodes ensure your RV's brake and turn signals display correctly on your car's multiplex incandescent tail lights. Prevents damage from electrical feedback. Includes 2 diodes. RO54FR (sold separately) instead. Wiring Diagram for Roadmaster Smart Diode Kit
  • Diode Kit
  • Splices into Vehicle Wiring
  • Universal
  • Roadmaster

Hopkins 4-Diode Universal Wiring Kit for Towed Vehicles - 4-Way Flat Connector

Our Price: $40.81
In Stock
Tail light wiring kit carries brake and turn signals from your motorhome to your towed car while protecting against electrical feedback. Includes a 4-pole flat wiring harness. converter (RM-732 - sold separately) and 2 more diodes to keep your setup functioning properly. Wiring Diagrams for Diode Kit
  • Diode Kit
  • Splices into Vehicle Wiring
  • Universal
  • Hopkins
  • Tail Light Mount

Blue Ox 6-Diode Tow Bar Wiring Kit for Towed Vehicles with Progressive / Animated Tail Lights

Retail: $379.00
Our Price: $246.09
If you want to flat tow your vehicle with animated rear lights and have to use a battery bypass, use this kit to connect power and signal from your motorhome or tow rig. The tail lights will work ...
Features: Kit for animated tail lights is used in conjunction with other parts and systems required for a flat tow set-up Allows you to bypass your battery during flat towing Lead can be wired in at
  • Diode Kit
  • Splices into Vehicle Wiring
  • Universal
  • Blue Ox
  • Tail Light Mount

Blue Ox Block Diode Tail Light Wiring Kit for Towed Vehicles

Retail: $71.00
Our Price: $52.24
In Stock
This single block diode makes it easier to get your wiring kit installed, creating just one place to connect all your wires. Carries brake and turn signals from your RV to your towed car while flat ...
Features: Connects RV's tail, brake, and turn signal lights to towed car's tail lights through a single diode block Prevents feedback that can damage your vehicle's electrical components
  • Diode Kit
  • Splices into Vehicle Wiring
  • Universal
  • Blue Ox
  • Tail Light Mount

Roadmaster 6-Diode Universal Wiring Kit for Towed Vehicles with Separate Lighting

Our Price: $164.01
Connect your towed car's lighting system to your RV's to get the brake lights and turn signals required for towing. Designed for use with vehicles that have separate brake and turn signals. 4-Pole flat loop and wiring converter included. that is capable of carrying the separate signals. The diagram below shows the installation of the 6-diode tail light wiring kit on a towed vehicle (or dinghy) that has separate turn signals (typically
  • Diode Kit
  • Splices into Vehicle Wiring
  • Universal
  • Roadmaster
  • Tail Light Mount