Filter by Style of Wiring
$3.77 - $30.95
$4.00 - $55.95
Adapter 4-Pole to 7-Pole and 4-Pole
Our Price: $26.95
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.
Adapter 4 Pole to 7 Pole and 4 Pole w/Test Lamps
Our Price: $27.95
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.
35 ft. Wishbone 4-Way Trailer Wiring Harness with 42" Ground Wire
Our Price: $12.19
Hopkins Endurance Multi-Tow Trailer Connector Adapter - 7-Way to 6-Way, 5-Way or 4-Way
Our Price: $22.29
Heavy-duty trailer adapter features a unique Quick-Change wiring plug that lets you switch between 6-way wiring codes quickly and easily. Outlet for 4-way and 5-way plugs is also built in. Terminals are covered with easy-open, weatherproof lids.
Adapter 7 Pole to 4 Pole with Tester and Cover
Our Price: $11.49
Pollak 7 Pole to 4 Way Connector Adapter
Our Price: $8.79
Quickly and easily convert a 7-pole, RV-style connector to a 4-way, flat connector with this RV connector adapter. Adapter has a non-corrosive nylon shell.
Curt Universal Installation Kit for Trailer Brake Controller - 7-Way RV - 10 Gauge
Our Price: $55.95
This universal wiring kit lets you install an electric brake controller (sold separately) in your vehicle and a 7-way connector for your trailer lights at the same time. Plugs into the existing 4-way on your vehicle.
Wesbar 4-Pole Flat Connector w/ Jacketed Cable - Trailer End - 14' Long
Our Price: $30.95
This 4-wire flat, trailer-end connector includes an 14' long, jacketed cable with stripped, color-coded, 14-gauge wires for easy installation.
Hopkins Heavy-Duty Trailer Coiled Wire Adapter for 7-Way to 4-Wire Flat
This heavy-duty, coiled cable adapter is compatible with a 7-way RV blade trailer socket on the vehicle and adapts it to work with a 4-wire flat connector on the trailer.
20 ft. Wishbone 4-Way Trailer Wiring Harness with 30" Ground Wire
Our Price: $9.89
20' Split wishbone 4-way trailer wiring harness with 30" ground wire.
Trailer Connector Adapter for Land Rover - 7-Way, Round Pin, European Style to 4-Way Flat
Our Price: $20.39
Plug this adapter into the 7-way, round-pin, European-style trailer connector on your Land Rover to get a 4-pole, flat connector to fit your towing needs.
7-Way to 5-Way and 4-Way Trailer Adapter for VW, Audi and Porsche Towing Trailers with LED Lights
Our Price: $12.99
Tow Ready 7-way connector to 5-way or 4-way flat connector is designed for use on vehicles with Trailer Lamp-Out sensors - Audi, Mercedes-Benz, and Volkswagen vehicles with the factory tow package - when towing a trailer equipped with LED lights.
Trailer End Connector - 4-Flat - Coiled
Our Price: $21.09
Hopkins Endurance, Flex-Coil Trailer Connector Adapter - 7-Way to 5-Way or 4-Way Flat with Nite-Glow
Our Price: $28.95
This heavy-duty, coiled cable adapter is compatible with a 7-way RV blade trailer socket on the vehicle and adapts it to work with a 4-way flat or 5-way flat connector on the trailer.
MaxxTow Trailer Connector Adapter - 7-Way RV to 4-Way Flat - 36" Cord
Our Price: $14.59
This adapter lets you span 3' to connect your 7-way, RV-style, vehicle-end connector to the 4-way flat connector on your trailer. Coiled cord ensures that wires won't drag on the ground. Molded construction is durable and corrosion resistant.
Adapter 4 Pole to 6 Pole and 4 Pole Trailer Wiring Adapter
Our Price: $24.95
Adapter 7-Pole to 4-Pole and 5-Pole
Our Price: $18.19
Hopkins Endurance Easy-Pull Harness with 4-Pole Flat Trailer Connector - Trailer End - 12" Long
Our Price: $5.39
Easily disconnect this 4-way flat trailer-end plug from your vehicle without damaging the terminals. Large grip ring provides maximum leverage when disconnecting. Universal, 1' long harness splices into your trailer's wiring.
Hopkins Endurance Quick-Fix Replacement 4-Way Flat Trailer Connector w LED Test Lights - Trailer End
Our Price: $7.59
Replace a damaged 4-way flat, trailer-end connector in just seconds with this Quick-Fix plug. Simply remove the damaged plug, insert your wires into the new plug, and press closed to secure the wires. Built-in LEDs confirm proper connection.
Wesbar Adapter - 7-Way RV to 4-Way or 5-Way Flat - 18" Long
Our Price: $19.29
This 18" long adapter plugs in to your 7-way, RV-style, vehicle-end connector to convert it for use with a 4-way or 5-way flat connector on your towed vehicle or trailer.
Hopkins Heavy-Duty Trailer Coiled Wire Adapter 7-Way to 5-Way Flat with Nite-Glow
Our Price: $34.95
This heavy-duty, coiled cable adapter is compatible with 7 RV blade to 5-wire flat connectors. Trailer connectors on adapter light-up to aid with the hook-up.
7-Way RV to 4-Way Flat Trailer Connector Adapter
Our Price: $17.09
Hopkins Multi-Tow Trailer Connector Adapter - 7-Way to 5-Wire Flat/4-Wire Flat and 12-V Power Socket
Our Price: $17.59
Adapt the 7-way trailer socket on your vehicle to work with a 4-way or 5-way flat connector on the trailer. Adapter also provides a 12-volt power source outlet. Great for tailgating.
Wesbar 4-Pole Flat Connector w/ Jacketed Cable - Trailer End - 4' Long
Our Price: $12.59
This 4-wire flat, trailer-end connector includes a 4' long, jacketed cable with stripped, color-coded wires for easy installation.
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