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Wiring Adapter Fitguide
Need help to find the correct wiring adapter for your car, truck, or trailer?
Use the Hitch Hunter ™ Wiring Adapter Fitguide to easily find the adapter you need.
Filter Your Wiring by Type of Wiring
$13.99 - $31.95
$2.24 - $148.95
Adapter 4 Pole to 7 Pole and 4 Pole
WiringWiring AdaptersMulti-Function Adapter
4 FlatPlug and Lead7 Blade4 FlatHopkins
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 Vehicle End Trailer Connector
WiringWiring AdaptersSingle-Function Adapter1 Foot Long
4 FlatPlug and Lead7 BladeTow Ready
Pollak 7 Pole to 4 Pole Connector Adapter
WiringWiring AdaptersSingle-Function Adapter
7 BladePlug Only4 FlatPollak
Quickly and easily convert a 7-pole, RV-style connector to a 4-pole, round pin connector with this RV connector adapter. Adapter has a non-corrosive nylon shell.
7-Way to 5-Way and 4-Way Trailer Adapter for VW, Audi and Porsche Towing Trailers with LED Lights
7 BladePlug Only5 Flat4 FlatTow Ready
Tow Ready 7-way connector to 5-way or 4-way flat connector for 2007 and current Volkswagen Touareg, Audi Q7 and Porsche Cayenne (or any vehicle with a factory specific 7-way plug) when towing a trailer equipped with LED lights.
Adapter 4 Pole to 5 Pole Trailer Wiring Adapter - Shorter
4 FlatPlug and Lead5 FlatHopkins
Adapter 7 Pole to 4 Pole with Tester and Cover
7 BladePlug Only4 FlatHopkins
12" Car and Trailer End Loop
4 FlatPlug and Lead4 FlatSpectro
Adapter 4 Pole to 7 Pole and 4 Pole w/Test Lamps
4 FlatPlug and Lead7 Blade4 FlatCurt
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.
Tow Ready 4 Pole to 5 Pole Trailer Wiring Adapter
WiringWiring AdaptersSingle-Function Adapter18 Inch Long
4 FlatPlug and Lead5 FlatTow Ready
Trailer wiring adapter changes the 4 pole flat on your vehicle into a 5 pole flat.
Hopkins Endurance Multi-Tow Trailer Connector Adapter - 7-Way to 6-Way, 5-Way or 4-Way
7 BladePlug Only6 Round5 Flat4 FlatHopkins
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.
Pollak Trailer Connector Adapter - Vehicle End - 7-Pole Round to 7-Pole Flat
7 Round PinPlug and Lead7 BladePollak
This adapter plugs into your vehicle's 7-way, round-pin receptacle to adapt it for use with a trailer-end, 7-way, RV-style plug. The 7-way flat receptacle includes a hinged cover to keep dirt and moisture out of the connection.
Adapter 7 Pole to 5 Pole Flat - Molded
7 BladePlug Only5 FlatOptronics
Adapter 4 Way Flat to 6 Way Square for Jayco
WiringWiring AdaptersSingle-Function Adapter31 Inch Long
4 FlatPlug and Lead6 SquareHidden Hitch
Adapter 7 Pole to 6 Pole - Universal
7 BladePlug Only6 RoundHopkins
Hopkins 2-Pole Flat Wiring Extension - 12" Long
2 Pole2 PoleHopkins
This 12" loop has a 2-pole connector at each end for use with 12-volt accessories. The wires can be cut to provide 2 compatible replacement plugs or to create a plug-in connection for a hardwired accessory.
Adapter 7 Pole to 4 Pole and 5 Pole
7 BladePlug Only4 Flat5 FlatHopkins
48" Long 4-Pole Loop with Cover
WiringWiring AdaptersSingle-Function Adapter4 Feet Long
4 FlatPlug and Lead4 FlatHopkins
Adapter 6 Pole to 7 Pole Trailer Wiring Adapter
6 RoundPlug and Lead7 BladeHopkins
6-Pole Square Trailer Wiring Connector Kit (Car and Trailer Ends)
6 SquarePlug and Lead6 SquareHopkins
Adapter 7 Way (Blade) to 7 Way (Round Pin)
7 BladePlug and Lead7 RoundHopkins
Adapter 7 Pole to 5 Pole Flat Wired Adapter
WiringWiring AdaptersSingle-Function Adapter16 Inch Long
7 BladePlug and Lead5 FlatOptronics
Hopkins Trailer Connector Adapter - 7-Pole Round Pin to 6-Pole
7 Round PinPlug Only6 RoundHopkins
This adapter plugs quickly and easily into your 7-way, round-pin, vehicle-end connector to convert it for use with a 6-way round, trailer-end connector. A built-in cover protects the terminals from dust and grime.
Trailer Connector Adapter w/ Lamp-Out Sensor Bypass - 7-Way RV to 7-Way RV - Vehicle End
7 BladePlug Only7 BladeTow Ready
Designed for use with newer European automobiles that have lamp-out sensors, this adapter ensures that your trailer with LED lights does not trigger any warnings or hyperflashing when hooked up to your vehicle's 7-way, blade-style connector.
Hopkins Heavy-Duty Trailer Coiled Wire Adapter for 7-Way to 4-Wire Flat
WiringWiring AdaptersSingle-Function Adapter3 Feet Long
7 BladePlug and Lead4 FlatHopkins
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.
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