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BrakeBuddy Towed Vehicle Battery Charge Line Kit

Our Price: $56.71
In Stock
Maintains the battery charge on your towed vehicle while it is being flat towed.Features: Keeps your car's battery charged while it is being flat towed Pulls up to 15 amps from your motorhome's battery Shows LED light when charging
  • Flat Tow Brake System
  • Wiring
  • Battery Charge Line Kit
  • Brake Buddy

5th Wheel/Gooseneck 90-Degree Wiring Harness w/ 7-Pole Plug - GM, Ford, Ram, Toyota - 9' Long - 50-97-410

Retail: $167.25
Our Price: $123.29
In Stock
T-Connector works with fifth-wheel and gooseneck trailers and retains use of your vehicle's factory 7-way connector. It connects your factory 7-pole at the bumper to a new 7-pole in the truck bed ...
: right turn and stop lights Blue: electric brake Black: battery charge Red: left turn and stop lights White: ground wire Wire gauges: Black/white: 10 Blue: 12 Brown/red/green/yellow: 14 1-Year limited
  • 5th Wheel and Gooseneck Wiring
  • Vehicle End Connector
  • 7 Blade
  • Bargman
  • Plug-In

Roadmaster Battery Charge Line Kit for Towed Vehicles

Retail: $49.03
Our Price: $40.94
In Stock
Kit allows up to 15 amps from your RV's battery to be used to maintain the charge of your towed car's battery while the car is being towed. Charge line connects to the 6-way or 7-way plug on ...
Features: Maintains the battery charge in your towed vehicle while the car is being towed Provides just 15 amps to avoid overcharging Connects battery to 6-way or 7-way plug at the front of your
  • Flat Tow Wiring Harness
  • Battery Charge Line Kit
  • Roadmaster

Towed Vehicle Battery Charge Line Kit for Demco Air Force One and Stay-IN-Play Duo Braking Systems

Retail: $32.73
Our Price: $29.87
In Stock
Maintains the battery charge on your towed car while it is being flat towed. Works with Demco supplemental braking systems. Includes diode and fuse.Features: Keeps your car's battery charged while it is being flat towed Works with Demco Air Force One and Stay-IN-Play Duo braking systems Includes 10-amp in-line diode and fuse Made in the USA
  • Flat Tow Brake System
  • Wiring
  • Battery Charge Line Kit
  • Demco

Demco Stay-IN-Play Duo Flat Tow Brake System for RVs w/ Hydraulic Brakes - Proportional

Retail: $1,384.00
Our Price: $1,175.00
In Stock
Plug in and go: this permanent system gets you smooth, reliable braking with a one-and-done installation. Low-profile components designed to stay out of sight. supply in the operating unit will then apply the brakes in the car. What You Need to Flat Tow Flat towing can be a much more convenient way to take your car RVing with you than using a trailer or a tow
  • Brake Systems
  • Proportional System
  • Fixed System
  • Demco
  • Hydraulic Brakes
  • Indicator Lights
  • One-Time Setup
  • Vehicle Battery

60-Amp Relay Kit for Redarc In-Vehicle BCDC Battery Charger

Retail: $111.08
Our Price: $99.00
In Stock
Relay kit allows your Redarc BCDC dual-input battery charger to recognize a smart alternator without a direct connection to the ignition source. Fully sealed for durability. Includes everything ...
Features: Relay kit allows your Redarc BCDC dual-input battery charger (331-BCDC1225D or 331-BCDC1240D) to recognize a smart alternator without a direct connection to the ignition source Great for
  • Trailer Brake Controller
  • Relays
  • Redarc

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 Plug-In Simple Wiring Harness for Factory Tow Package - 4-Pole Flat Trailer Connector

Our Price: $79.93
In Stock
Quickly and easily install a 4-way trailer connector on your vehicle with this custom harness. T-connector plugs directly into OEM tow package wiring harness - no cutting or splicing required. cargo area Includes a tail light converter to ensure that your vehicle's wiring matches that of your trailer Powered module pulls power directly from battery to avoid overloading vehicle's
  • Trailer Hitch Wiring
  • Vehicle End Connector
  • 4 Flat
  • Hopkins
  • Plug-In
  • Visible
  • Powered Converter
  • Factory Tow Package

Blue Ox Towed Vehicle Battery Charge Line Wiring Harness

Retail: $129.00
Our Price: $102.92
In Stock
Maintain the charge of your towed car's battery from your coach or tow vehicle with this simple harness. 12V Power line with in-line charger connects to the 6-way or 7-way plug on your vehicle ...
Features: Maintains the battery charge in your towed vehicle while the car is being towed Provides just 15 amps to avoid overcharging Will prevent charging if power drops below 13.3 amps Connects
  • Flat Tow Wiring Harness
  • Battery Charge Line Kit
  • Blue Ox

Roadmaster Brake-Lite Relay Kit for Towed Vehicles

Retail: $50.12
Our Price: $46.84
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. components for standard installation May require additional connectors and length of wire for certain applications Limited Lifetime Warranty The purpose of a brake light relay kit is to prevent your towed
  • Brake Light Relay
  • Roadmaster

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

Retail: $99.60
Our Price: $64.66
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 ...
your vehicle's wiring matches that of your trailer Powered module connects directly to battery to avoid overloading vehicle's electrical system Supplies required relays to activate functions
  • Trailer Hitch Wiring
  • Vehicle End Connector
  • 4 Flat
  • Tekonsha
  • Plug-In
  • Visible
  • Powered Converter
  • No Tow Package

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

Retail: $141.95
Our Price: $84.45
In Stock
Quickly and easily install a 7-way, RV-style trailer connector on your vehicle with this custom harness. Connector plugs into existing wiring. Powered converter reduces strain on wiring system and is ...
ensure that your vehicle's wiring matches that of your trailer Powered module connects directly to battery to avoid overloading vehicle's electrical system Constructed using surface-mount
  • Trailer Hitch Wiring
  • Vehicle End Connector
  • 7 Blade
  • CURT
  • Plug-In
  • Visible
  • Powered Converter
  • No Tow Package

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

Retail: $100.95
Our Price: $64.70
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 ...
wiring matches that of your trailer Powered module connects directly to battery to avoid overloading vehicle's electrical system Constructed using surface-mount technology (SMT) for consistent
  • Trailer Hitch Wiring
  • Vehicle End Connector
  • 4 Flat
  • CURT
  • Plug-In
  • Hidden
  • Powered Converter
  • No Tow Package

Tekonsha OEM Replacement Vehicle Wiring Harness with 7-Way Trailer Connector

Our Price: $118.63
In Stock
Replace the damaged 7-way, RV-style trailer connector on your vehicle with this T-One harness. T-One connector plugs directly into existing wiring - no cutting, splicing or tapping required. ModuLite ...
relays into your fuse panel as indicated in the instructions. Once installation is complete, the 7-way connector will be stowed beneath your vehicle, near the trailer hitch. A mounting bracket (sold
  • Trailer Hitch Wiring
  • Vehicle End Connector
  • 7 Blade
  • Tekonsha
  • Plug-In
  • Visible
  • Powered Converter
  • No Tow Package

Tekonsha OEM Replacement Vehicle Wiring Harness with 7-Way Trailer Connector

Retail: $137.99
Our Price: $96.18
Replace the damaged 7-way, RV-style trailer connector on your vehicle with this T-One harness. T-One connector plugs directly into existing wiring - no cutting, splicing or tapping required. ModuLite ...
trailer's lights will be powered without overloading your vehicle's electrical system. Because the module draws power directly from your car's battery and bypasses the electrical routes that are used
  • Trailer Hitch Wiring
  • Vehicle End Connector
  • 7 Blade
  • Tekonsha
  • Plug-In
  • Visible
  • Powered Converter
  • No Tow Package

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

Retail: $130.38
Our Price: $93.66
In Stock
Quickly and easily install a 4-way, RV-style trailer connector on your vehicle with this custom harness. T-One connector plugs into OEM tow package wiring harness - no cutting, splicing or tapping ...
Features: Provides a 4-way flat trailer connector at the back of your Honda Pilot to power your trailer's signal lights Designed for use with a factory tow package Compatible with 5-pole, 6-pole
  • Trailer Hitch Wiring
  • Vehicle End Connector
  • 4 Flat
  • Tekonsha
  • Plug-In
  • Visible
  • Powered Converter
  • Factory Tow Package

Roadmaster Battery Charge Line Kit for Motorhomes

Retail: $86.03
Our Price: $66.58
In Stock
This charge line connects to the battery in your RV to allow up to 15 amps to be transferred to your towed vehicle's battery during towing. Requires RM-156-25 be installed in towed car.Features: Allows power from your RV's battery to be used to maintain the charge of your towed vehicle's battery while the car is being towed Transfers just 15 amps to avoid overcharging the
  • Flat Tow Wiring Harness
  • Battery Charge Line Kit
  • Roadmaster

Curt RVi Series Towed Battery Charger + for Flat Towing - Preorder

Retail: $180.37
Our Price: $164.95
COMING SOON! The Towed Battery Charger + is an on-demand system that not only trickle charges vehicles that have little draw, but can charge up to 10 amps when there is a high parasitic drain on ...
drain on the battery when flat towing Instant Feeback - The multi-colored LEDs give instant feedback on proper installation and performance. You won't need a multi-meter to know the towed battery
  • Flat Tow Brake System
  • Battery Charge Line Kit
  • Curt

Curt RVi Series 12-Volt Battery Direct Kit for RVibrake - Preorder

Retail: $32.75
Our Price: $29.95
COMING SOON! The 12-Volt Battery Direct Kit provides an extra 12-Volt outlet that runs directly off of your towed vehicle's battery. The inline 20-amp fuse and 16 gauge wire provides consistent ...
Features: Now available for preorder Why would you need a 12V Direct Kit? Pulling Fuses - You have to pull fuses in your towed 12V Kit attach to battery vehicle to be able to tow it. This usually
  • Flat Tow Wiring Harness
  • Battery Charge Line Kit
  • Curt

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

Retail: $170.98
Our Price: $106.34
In Stock
Quickly and easily install a 7-way, RV-style trailer connector on your vehicle with this custom harness. T-One connector plugs into OEM tow package wiring harness - no cutting, splicing or tapping ...
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 Compatible with 4-pole
  • Trailer Hitch Wiring
  • Vehicle End Connector
  • 7 Blade
  • Tekonsha
  • Plug-In
  • Visible
  • Powered Converter
  • Factory Tow Package

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

Our Price: $256.03
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 ...
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
  • Splices into Vehicle Wiring
  • Diode Kit
  • 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 - RM63MR

Our Price: $208.90
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 ...
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
  • Splices into Vehicle Wiring
  • Diode Kit
  • 7 Blade to 6 Round
  • Roadmaster
  • Universal Fit

Roadmaster Smart Diode Kit for Variable Voltage Incandescent Tail Lights - 7-to-6-Way Adapter Cord - RM26FR

Our Price: $302.17
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 ...
tail 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
  • Splices into Vehicle Wiring
  • Diode Kit
  • 7 Blade to 6 Round
  • Roadmaster
  • Universal Fit

Roadmaster Smart Diode Kit for Variable Voltage LED Tail Lights - RM47ZR

Retail: $162.37
Our Price: $144.73
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 ...
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 Includes: 2 Smart
  • Splices into Vehicle Wiring
  • Diode Kit
  • Roadmaster
  • Universal Fit

Roadmaster Smart Diode Kit for Variable Voltage LED Tail Lights - RO44FR

Our Price: $154.73
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 ...
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 Includes: 2 Smart
  • Splices into Vehicle Wiring
  • Diode Kit
  • Roadmaster
  • Universal Fit