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Adapter 4 Pole to 7 Pole and 4 Pole w/Test Lamps

Retail: $65.95
Our Price: $42.94
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.
  • 4 Flat to 7 Blade
  • 4 Flat to 4 Flat
  • Universal Fit
  • Wiring Adapters
  • CURT

Adapter 4 Pole to 6 Pole and 4 Pole Trailer Wiring Adapter

Our Price: $41.78
In Stock
Adapter converts from 4 pole wiring on vehicle to 6 pole round plug and 4 pole flat. Additional wire leads for brake and an accessory. 4 Pole to 6 pole and 4 pole vehicle side trailer wiring adapter Includes mounting bracket Includes 3 wire leads Blue - for electric brakes - center pin Red - for auxiliary or hot lead - outside pin White - for the ground Note: The white wire must be grounded to the vehicle frame.
  • 4 Flat to 6 Round
  • Universal Fit
  • Wiring Adapters
  • Hopkins

TowSmart Adapter 7-Pole to 4-Pole and 5-Pole

Our Price: $18.48
In Stock
You're lining up the trailer in the driveway when you realize the plug doesn't match. No time to rewire. You grab the adapter, snap it into place, and the lights fire up. Quick fix, solid connection, and you're back on schedule.
  • 7 Blade to 4 Flat
  • 7 Blade to 5 Flat
  • Universal Fit
  • Wiring Adapters
  • TowSmart

TowSmart Adapter w/ LED Illuminator - 7-Pole to 4-Pole and 5-Pole

Our Price: $28.76
You're hooking up at dusk and want a quick check. This adapter lights when your taillights come on and lets you plug from 7 Blade to 5 or 4 Flat with no rewiring.
  • 7 Blade to 5 Flat
  • 7 Blade to 4 Flat
  • Universal Fit
  • Wiring Adapters
  • TowSmart

7-Pole Blade to 5-Pole Flat Connector Wired Trailer Adapter - Coiled Cable - 66" Long

Our Price: $50.42
In Stock
Trailer adapter converts a tow vehicle's 7-pole wiring connection to a 5-pole flat pin connection for towing trailers with hydraulic brakes. Coiled cord stretches and contracts for extra flexibility. ...
Features: Trailer adapter converts a tow vehicle's 7-pole wiring connection to a 5-pole flat pin connection for towing a trailer Allows 1 vehicle to tow a camper or boat trailer with hydraulic brakes Handle grip on 7-way plug for easy connection and disconnection Coiled cord stretches and contracts preventing unneeded stress on wires Threaded mounting bracket ensures secure connection to vehicle Specs: Stretched length of cable from plug to plug: 66" 5-way flat plug to coil: 17" 7-way round plug to coil: 7" Length of coiled cable section unstretched: 8" Coiled cable diameter: 1-3/4"
  • 7 Blade to 5 Flat
  • Universal Fit
  • Wiring Adapters
  • Optronics

TowSmart ProClass Trailer Connector Adapter w/ LED Circuit Tester - 6-Pole to 4-Pole

Retail: $24.99
Our Price: $19.31
In Stock
Test, check, connect. The built-in LED tester and adapter work together so your trailer's ready when you are.
  • 6 Round to 4 Flat
  • Universal Fit
  • Wiring Adapters
  • TowSmart

Pollak 7 Pole to 5 Pole Connector Adapter

Our Price: $9.55
Quickly and easily convert a 7-pole, RV-style connector to a 5-pole, round pin connector with this RV connector adapter. Adapter has a non-corrosive nylon shell and eliminates makeshift jumpers.Features: 7-Pole to 5-pole flat connector adapter Promotes quick and easy conversion of 7-pole, RV-style connector to 5-pole flat connector Allows 1 vehicle to tow either campers or boat trailers without electrical brakes Connects Ground, Left Turn, Right Turn, Stop and Reverse circuits Full-length plug shell to ensure positive latching Non-corrosive nylon shell and insert Specs: Application: Vehicles with 7-pole connectors 1-Year limited warranty This adapter will make the two trailer connectors pictured below work together. 7-Pole Connector Socket on vehicle 5-Way connector on trailer
  • 7 Blade to 5 Flat
  • Universal Fit
  • Wiring Adapters
  • Pollak

Pollak 6 Pole to 4 Pole Connector Adapter

Retail: $18.89
Our Price: $12.88
In Stock
Quickly and easily convert a 6-pole, round pin connector to a 4-pole, flat connector with this RV connector adapter. Adapter has a non-corrosive nylon shell.Features: 6-Pole to 4-pole RV flat adapter Quick and easy conversion of 6-pole, round pin connector on your vehicle to the 4-pole flat connector on your trailer Connects Ground, Left Turn, Right Turn, Stop and Tail Light circuits Non-corrosive nylon shell and insert Specs: Application: Vehicles with 6-pole connectors 1-Year limited warranty This adapter will make the two trailer connectors pictured below work together. 6-Pole Connector Socket on vehicle 4-Way connector on trailer
  • 6 Round to 4 Flat
  • Universal Fit
  • Wiring Adapters
  • Pollak

Hopkins Adapter 7-Pole to 6-Pole Universal with LED Tester - Electric Brake Center Pin

Retail: $35.71
Our Price: $21.98
In Stock
Adapter converts your 7-pole plug on the vehicle to a 6-pole plug to fit your trailer's connector.Features: Adapter converts your 7-pole plug on the vehicle to a 6-pole plug to fit your trailer's connector Function-testing LEDs provide built-in troubleshooting Center pin is set-up as electric brake, but can easily be changed to work with trailers that have the center pin wired as the hot lead To change functions, remove screws and switch black and blue wires Includes dust cover Please note: Locate wires and pin location by function only.
  • 7 Round to 6 Round
  • Universal Fit
  • Wiring Adapters
  • Hopkins

Adapter 7 Pole to 5 Pole Flat Wired Adapter

Our Price: $16.02
  • 7 Blade to 5 Flat
  • Universal Fit
  • Wiring Adapters
  • Optronics

TowSmart Adapter 7 Pole to 4 Pole with Tester and Cover

Retail: $25.99
Our Price: $18.80
In Stock
Test, plug in, go. The LED tester confirms your wiring, then you connect from 7 Blade to 4 Flat so every signal is ready before you tow.
  • 7 Blade to 4 Flat
  • Universal Fit
  • Wiring Adapters
  • TowSmart

Adapter 6-Pole to 4-Pole with Built-In LED Tester and Cover

Retail: $24.20
Our Price: $10.67
In Stock
Converts from 6-pole round adapter on your vehicle down to 4-pole flat adapter. Also included, circuit tester and plug cover.Features: Converts from 6-pole round adapter on your vehicle down to 4-pole flat adapter Includes tester and cover If your truck has the connector on the left, and your trailer has the connector on the right, you will want this adapter.
  • 6 Round to 4 Flat
  • Universal Fit
  • Wiring Adapters
  • Hopkins

Adapter 6-Pole to 7-Pole Trailer Wiring Adapter

Retail: $42.48
Our Price: $21.30
  • 6 Round to 7 Blade
  • Universal Fit
  • Wiring Adapters
  • Hopkins

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

Retail: $167.95
Our Price: $112.18
In Stock
Easily add a 4-way trailer connector with this custom-fit harness. The T-connector plugs into existing wiring - no cutting needed. Powered converter protects vehicle circuits and ensures consistent trailer lighting for safe towing in any conditions.
  • 4 Flat
  • No Tow Package
  • Trailer Hitch Wiring
  • Vehicle End Connector
  • Plug-In
  • CURT
  • Powered Converter

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

Our Price: $83.64
In Stock
Easily add a 4-way trailer connector with this custom-fit harness. The T-connector plugs into existing wiring - no cutting needed. Powered converter protects vehicle circuits and ensures consistent trailer lighting for safe towing in any conditions.
  • 4 Flat
  • No Tow Package
  • Trailer Hitch Wiring
  • Vehicle End Connector
  • Plug-In
  • CURT
  • Powered Converter

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

Retail: $167.95
Our Price: $124.64
In Stock
Easily add a 4-way trailer connector with this custom-fit harness. The T-connector plugs into existing wiring - no cutting needed. Powered converter protects vehicle circuits and ensures consistent trailer lighting for safe towing in any conditions.
  • 4 Flat
  • No Tow Package
  • Trailer Hitch Wiring
  • Vehicle End Connector
  • Plug-In
  • CURT
  • Powered Converter

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

Retail: $166.95
Our Price: $118.14
In Stock
Easily add a 4-way trailer connector with this custom-fit harness. The T-connector plugs into existing wiring - no cutting needed. Powered converter protects vehicle circuits and ensures consistent trailer lighting for safe towing in any conditions.
  • 4 Flat
  • No Tow Package
  • Trailer Hitch Wiring
  • Vehicle End Connector
  • Plug-In
  • CURT
  • Powered Converter

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

Retail: $135.95
Our Price: $87.94
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 resistance. Works with 2-wire, 3-wire, and PWM systems.Features: Provides a 4-way flat trailer connector at the back of your vehicle to power your trailer's signal lights Compatible with 5-pole, 6-pole and 7-pole adapters (sold separately) Ensures 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 electrical system Constructed using surface-mount technology (SMT) for consistent, reliable performance Maximizes trailer light yield and intensity while producing minimal heat Ensures superior operation in rough road conditions Resists water and vibration thanks to potted enclosure Connects directly to your vehicle's wiring with the included quick-splice connectors Color-coded wires and wiring guide ease installation Comes with dust cap for 4-way flat connector Specs: Maximum amperage: Stop/turn lights: 5 amps per circuit Tail lights: 7.5 amps per circuit Limited 1-year warranty Installation To determine where to splice into your vehicle's tail light wiring, you will need to consult the included instructions.
  • 4 Flat
  • Universal Fit
  • Trailer Hitch Wiring
  • Vehicle End Connector
  • Splice-In
  • CURT
  • Powered Converter

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

Our Price: $40.44
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 made using SMT to ensure superior performance.Features: Provides a 4-way flat trailer connector at the back of your vehicle to power your trailer's signal lights Compatible with 5-pole, 6-pole and 7-pole adapters (sold separately) Connects quickly and easily - no cutting or splicing of wires 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 Powered module connects directly to battery to avoid overloading vehicle's electrical system Constructed using surface-mount technology (SMT) for consistent, reliable performance Maximizes trailer light yield and intensity while producing minimal heat Ensures superior operation in rough road conditions Comes with dust cap for 4-way flat connector Specs: Maximum amperage: Stop/turn 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 interior trim panel in your rear cargo area.
  • 4 Flat
  • No Tow Package
  • Trailer Hitch Wiring
  • Vehicle End Connector
  • Plug-In
  • CURT
  • Powered Converter
  • Hidden

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

Our Price: $79.56
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 is made using SMT to ensure superior performance.Features: Provides a 4-way flat trailer connector at the back of your vehicle to power your trailer's signal lights Compatible with 5-pole, 6-pole and 7-pole adapters (sold separately) Connects quickly and easily Locate connection points behind tail lights Plug in T-connector Run hot lead to car battery Includes a tail light converter to 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 technology (SMT) for consistent, reliable performance Maximizes trailer light yield and intensity while producing minimal heat Ensures superior operation in rough road conditions Comes with dust cap for 4-way flat connector Specs: Maximum amperage: Stop/turn 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 driver's-side and passenger's-side tail lights.
  • 4 Flat
  • No Tow Package
  • Trailer Hitch Wiring
  • Vehicle End Connector
  • Plug-In
  • CURT
  • Powered Converter
  • Hidden

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

Retail: $121.95
Our Price: $72.90
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 is made using SMT to ensure superior performance.Features: Provides a 4-way flat trailer connector at the back of your vehicle to power your trailer's signal lights Compatible with 5-pole, 6-pole and 7-pole adapters (sold separately) Connects quickly and easily Locate connection points behind tail lights Plug in T-connector Run hot lead to car battery Includes powered tail light converter that connects directly to battery to avoid overloading vehicle's electrical system Constructed using surface-mount technology (SMT) for consistent, reliable performance Maximizes trailer light yield and intensity while producing minimal heat Ensures superior operation in rough road conditions Comes with dust cap for 4-way flat connector Specs: Maximum amperage: Stop/turn lights: 3.0 amps per circuit Tail lights: 6.0 amps per circuit Limited 1-year warranty Installation This custom-fit T-connector plugs into your vehicle's wiring harness, which is located in your rear cargo area, behind the driver's-side and passenger's-side tail lights.
  • 4 Flat
  • No Tow Package
  • Trailer Hitch Wiring
  • Vehicle End Connector
  • Plug-In
  • CURT
  • Powered Converter
  • Hidden

Curt 5th Wheel/Gooseneck Custom Wiring Harness w/ 7-Pole Connector for Aluminum Beds - 10' Long

Retail: $187.95
Our Price: $151.95
In Stock
... Custom harness plugs in-line with your existing factory wiring so that you can retain use of your vehicle's factory 7-pole.Features: Provides 7-way, blade-style connector in your truck bed for hassle-free hookup of 5th-wheel and gooseneck trailers Connector mounts in truck bed sidewall, tailgate post, or wheel well Retains factory 7-pole trailer connector at rear of truck (if present) Plugs into factory wiring - no cutting or splicing 10' Long, insulated wiring harness reaches from rear bumper to truck bed Requires that truck have factory tow package Custom fit for your vehicle Includes zip-ties, 4 stainless steel bolts, and 4 rubber well nuts for installation Rubber well nuts separate the included stainless steel bolts from your aluminum truck bed to help prevent galvanic corrosion Specs: Harness length: 10' Wire configuration: Yellow: reverse lights Green: tail lights Brown: right turn and brake lights Blue: electric brakes Black: 12V battery charge Red: left turn and brake lights White: ground wire Limited 1-year warranty
  • 7 Blade
  • 5th Wheel and Gooseneck Wiring
  • Vehicle End Connector
  • Plug-In
  • CURT
  • Hidden

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

Retail: $70.99
Our Price: $44.90
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 is made using SMT to ensure superior performance.Features: Provides a 4-way flat trailer connector at the back of your vehicle to power your trailer's signal lights Compatible with 5-pole, 6-pole and 7-pole adapters (sold separately) Connects 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 connects directly to battery to avoid overloading vehicle's electrical system Constructed using surface-mount technology (SMT) for consistent, reliable performance Maximizes trailer light yield and intensity while producing minimal heat Ensures superior operation in rough road conditions Comes with dust cap for 4-way flat connector Specs: Maximum amperage: Stop/turn 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 in your rear cargo area.
  • 4 Flat
  • No Tow Package
  • Trailer Hitch Wiring
  • Vehicle End Connector
  • Plug-In
  • CURT
  • Powered Converter
  • Hidden

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

Our Price: $128.89
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 is made using SMT to ensure superior performance.It is recommended that you use a small amount of grease on all electrical connections - the plugs on your automobile and the 4-pole connector itself - to help prevent corrosion. Powered Tail Light Converter with Surface-Mount Technology A tail light converter is built into this T-connector.
  • 4 Flat
  • No Tow Package
  • Trailer Hitch Wiring
  • Vehicle End Connector
  • Plug-In
  • CURT
  • Powered Converter
  • Visible