Reviews Trailer Wiring Splices

TIROL 5-Way Flat Trailer Wire Harness Extension Connector Plug with 36 inch Cable Length End Connector

  • Splices into trailer wiring to provide a connection to the vehicle socket..
  • Five-way flat connector with a 36 inch wire loop..
  • Brass terminals for better conductivity..
  • Wishbone design for superior trailer installation..
  • 5 Way Flat Trailer Wire Harness Connector Plug for Trailer Truck Hitch Wiring. If you have any questions please contact us first and we will give you 100% Satisfaction Guaranteed..
Check Stock

CURT 56130 Non-Powered 3-to-2-Wire Splice-in Trailer Tail Light Converter, 4-Pin Wiring Harness

  • RELIABLE POWER. This non-powered 3-to-2-wire taillight converter provides a dependable splice-in trailer wiring harness option, if a CURT custom trailer wiring harness is not available for your vehicle.
  • STANDARD OUTPUT. This tail light converter converts the 3-wire vehicle electrical system to standard 2-wire trailer wiring and provides a standard 4-way flat socket to connect the taillights, brake lights and turn signals for towing.
  • COLOR-CODED WIRES. To make installation faster and easier, this trailer wiring converter splices into your vehicle using color-coded wires (3.0 amps signal circuit, 5.0 amps taillight circuit).
  • READY TO INSTALL. This trailer light converter comes ready to install on your vehicle. It includes snap locks for secure connection of the wires, and it requires no heavy-duty flashers or direct battery connection.
  • WEATHER-RESISTANT. To help protect this trailer light converter from the elements, it comes with a rubber dust cover for the 4-pin wiring connector, shielding it from rain, dirt, dust and more when not in use.
Check Stock

SUZCO 25 Foot 4 Wire 4-Flat Trailer Light Wiring Harness Extension Kit 4-Way Plug 4 Pin 21 Male & 4 Female Extension Connector & Wishbone-Style with 18 Gauge White Ground Wire with SAE J1128

  • 【ITEM TYPE】This is a 21ft male & 4 ft female 4-flat marine trailer wiring harness with 4-way conductors and a 2ft white ground wire, made of 18-gauge wire, designed to split at the trailer tongue and run down each side of the trailer. The 4 flat trailer wire is color-coded and bonded wire to easily splice into your trailer's wiring system, no need for splicing wires. This trailer wire harness kit is completely sealed for a long corrosion-resistant installation..
  • 【EXTENSION INCLUDING】This 25foot 4 wire boat trailer wiring extension can conform to the SAE J1128 specification. Extends wiring system provides more flexibility. It can protect tow vehicle electronics from wiring shorts. Includes a 4-feet trunk connector, splices, and clips. This trailer wire harness kit also can work on an COPPER trailer based on the ground wire..
  • 【ENOUGH LENGHT GROUND WIRE】This trailer wire extension with 4 way flat plug connector is designed to supply power for tail lights, turn and brake lights, as well as a ground connection. The white grounding wire is so enough long to wiring. The trailer side ground wire is about 2ft. Trailer wiring harness features a ground wire. The white ground wire is made of 18-gauge, which is corrosion resistant terminal..
Check Stock

SUZCO 36 Ft 4 Wire 4-Flat Trailer Light Wiring Harness Extension Kit, Custom-Made 28' Male & 8' Female with 4' White Ground Wire, 4-Way Plug 4 Pin Male & Female Extension & Wishbone-Style & SAE J1128

  • 【ITEM TYPE】This is our SUZCO custom-made vehicle-specific 36FT male & female 4-flat marine trailer wiring harness with 4-way conductors and a 4' white ground wire, it fits for longer trailers and for customers desiring to wire, made of 18-gauge wire, designed to split at the trailer tongue and run down each side of the trailer. This trailer wire harness kit is completely sealed for a long corrosion-resistant installation..
  • 【36' EXTENSION INCLUDING】This 36foot 4 wire boat trailer wiring extension can conform to the SAE J1128 specification. Extends wiring system provides more flexibility. It can protect tow vehicle electronics from wiring shorts. Includes a 4-feet trunk connector, splices, and clips. This trailer wire harness kit also can work on an aluminum trailer based on the ground wire..
  • 【ENOUGH LENGHT GROUND WIRE】This trailer wire extension with a 4 way flat plug connector is designed to supply power for tail lights, turn and brake lights, as well as a ground connection. The white grounding wire is so enough long to wiring. The trailer side ground wire is about 2ft. Trailer wiring harness features a ground wire. The white ground wire is made of 18-gauge, which is corrosion-resistant terminal..
  • 【4-WAY CONNECTORS & FITMENT】You can inst....
Check Stock

Oyviny RV 7 Pin Trailer Plug with IP68 Waterproof Seal, Detachable 7 Way Round RV-Style Trailer Side Connector 7 Point Trailer Wiring Plug

  • Waterproof Sealed. Different from normal 7way plug, Oyviny upgraded 7 pole trailer plug equips with detachable compression nut and rubber grommet on the end to keep out moisture, protects the terminals from water and dust. Size of the wire inlet is 3/4'' NPT.
  • Sturdy 7 Way Trailer Plug. This male-end 7 pin trailer adapter plug provides a secure connection between your trailer and tow vehicle, 7 pin plug comes ready to splice into your existing trailer wiring to connect taillights, brake lights, reverse lights, turn signals, trailer brakes and auxiliary power.
  • Good Strain Relief. All the terminals inside the trailer 7 way plug are tightly keep in place by screw strain relief clamp, which keeps trailer wires from pulling out of the connector, offer reliable connection.
  • Durable Construction. 7 blade trailer plug made from heavy duty grey plastic for long-lasting use, brass terminals ensure great conductivity. 7 way rv connector comes with 2 handle hooks on either side for a better grip to make plugging in easier and faster.
  • Easy Installation. Installation just requires you to....
Check Stock

7 Pin Trailer Wiring Harness Plug,7 Way Plug Inline Trailer Cord,7 pin Trailer Extension,8 Feet,Designed for RV Trailer, Truck and Camper

  • Durability:This cable is made from the quality materials,copper wires provide durability, longevity and safety,fully molded PVC casing is weatherproof, corrosion resistant, and prevents wear and abrasion failures,perfect for your RV Trailer, Truck and Camper。.
  • Professional design:Plastic housing, metal contacts inside,7 way blade trailer plugs, non-corroding, shock-resistant interior design..
  • Easy installation:color-coded wires, this 7-pin trailer wiring plug comes to Very easy to install.
  • Splices into vehicle towing socket to provide a connection for a trailer adapter.
  • Trailer attached Functions for left/right turn, taillight, reverse, electric brakes and auxiliary..
  • Reliable connection: It has two hooks on either side of the plug for better grip when inserting or unplugging trailer wiring.
  • is Ideal replacement for 7-way RV blade harness, interchangeable with almost any 7-way RV connector..
  • If you are unsure of the definition of the line during installation, you can use a multimeter to measure the corresponding line and contact to ensure that the line will not be connected wrong.
Check Stock

CARROFIX 7 Way Trailer Light Connector Socket 7 Wire Harness Electrical Quick Converter with Mounting Bracket

  • Adapter provides a 7-way blade-style connection in the vehicle side to power the trailer's signal lights.
  • 7 Wire harness and features a spring loaded lid that keeps the contact points clean when not in use.
  • All of the connectors are already attached to the ends of the wiring, just splices into existing wiring.
  • Simple installation, comes with the 7-way connector, mounting bracket and necessary hardware.
  • Guaranteed 5-star experience - If you aren't 100% satisfied for any reason, we'll refund your money.
Check Stock

CURT 58140 Trailer-Side 7-Pin RV Blade Wiring Harness Connector

  • EASY GRIP. Plugging in your trailer wiring and trailer lights is easy with the ergonomic design of this trailer plug. It features two hooks on either side of the plug for a better grip when plugging in or unplugging trailer wiring.
  • WEATHER-RESISTANT. This trailer wiring plug comes with concealed wire terminals. This helps protect the splice-in connection points for the wires, keeping them safe from dirt, rain, corrosion and other threats.
  • RELIABLE CONNECTION. This 7-pin trailer wiring plug comes ready to splice into your existing trailer wiring. It can be used to connect the taillights, brake lights, reverse lights, turn signals, trailer brakes and auxiliary power.
  • VERSATILE DESIGN. This connector makes a great replacement 7-way RV blade connector and is interchangeable with virtually any trailer-side 7-way RV connector. 7-pin trailer wiring is commonly used for towing RV travel trailers.
  • DURABLE CONSTRUCTION. For long-lasting use and a reliable connection, the housing of this 7-pin trailer wiring plug is made from durable black plastic that will never rust or corrode.
Check Stock

CURT 58141 Trailer-Side 7-Pin RV Blade Wiring Harness Connector

  • EASY GRIP. Plugging in your trailer wiring and trailer lights is easy with the ergonomic design of this trailer plug. It features two hooks on either side of the plug for a better grip when plugging in or unplugging trailer wiring.
  • WEATHER-RESISTANT. This trailer wiring plug comes with concealed wire terminals. This helps protect the splice-in connection points for the wires, keeping them safe from dirt, rain, corrosion and other threats.
  • RELIABLE CONNECTION. This 7-pin trailer wiring plug comes ready to splice into your existing trailer wiring. It can be used to connect the taillights, brake lights, reverse lights, turn signals, trailer brakes and auxiliary power.
  • VERSATILE DESIGN. This connector makes a great replacement 7-way RV blade connector and is interchangeable with virtually any trailer-side 7-way RV connector. 7-pin trailer wiring is commonly used for towing RV travel trailers.
  • DURABLE CONSTRUCTION. For long-lasting use and a reliable connection, the housing of this 7-pin trailer wiring plug is made from durable black plastic that will never rust or corrode.
Check Stock

CURT 58671 Vehicle-Side and Trailer-Side 4-Pin Round Wiring Harness Connectors

  • EASY GRIP. Plugging in your trailer wiring and trailer lights is easy with the ergonomic design of these trailer wiring connectors. The trailer plug....
  • VERSATILE DESIGN. These trailer wiring connectors make great replacement 4-flat wiring plugs and socket. They match industry-standard 4-way round....
  • DURABLE CONSTRUCTION. For long-lasting use and a reliable connection, the housing of these 4-pin trailer wiring connectors is made from strong,....
  • RELIABLE CONNECTION. These 4-way round trailer wiring connectors are equipped with locking tabs that secure the plug into the socket when inserted.....
  • WEATHER-RESISTANT. To help protect the splice-in wiring connections, these 4-wire trailer plugs feature concealed terminals, keeping the wires from....
Check Stock

CURT 58677 Vehicle-Side and Trailer-Side 4-Pin Round Wiring Harness Connectors

  • EASY GRIP. Plugging in your trailer wiring and trailer lights is easy with the ergonomic design of these trailer wiring connectors. The trailer plug....
  • VERSATILE DESIGN. These trailer wiring connectors make great replacement 4-flat wiring plugs and socket. They match industry-standard 4-way round....
  • DURABLE CONSTRUCTION. For long-lasting use and a reliable connection, the housing of these 4-pin trailer wiring connectors is made from strong,....
  • RELIABLE CONNECTION. These 4-way round trailer wiring connectors are equipped with locking tabs that secure the plug into the socket when inserted.....
  • WEATHER-RESISTANT. To help protect the splice-in wiring connections, these 4-wire trailer plugs feature concealed terminals, keeping the wires from....
Check Stock

CURT 56056 Vehicle-Side Custom 4-Pin Trailer Wiring Harness, Fits Select GMC Acadia

  • EASY TO INSTALL. No cutting! No splicing! This trailer wiring harness kit plugs into existing factory wiring on your vehicle and equips it with a standard, rear 4-pin trailer wiring connector for plugging in and towing a trailer.
  • STANDARD CONNECTOR. This plug-in 4-flat trailer wiring can be used to connect trailer tail lights, brake signal lights and turn signals. 4-way trailer light wiring is popular on a variety of trailers, adding versatile towing options for your vehicle.
  • VEHICLE-SPECIFIC. This aftermarket, vehicle-trailer wiring harness is designed for select years of the GMC Acadia.
  • EASY GRIP. Plugging in your trailer wiring and trailer lights is easy with the ergonomic design of this vehicle socket. It features tabs on the top and bottom for a better grip when plugging into your trailer or unplugging.
  • DUST COVER. To promote long-lasting use and weather resistance, this 4-pole trailer lighting wire harness comes with a rubber dust cover. It easily fits onto the 4-way flat connector when not in use, protecting it against the outdoor elements.
Check Stock

CURT 55384 Replacement Vehicle-Side Custom USCAR 4-Pin Trailer Wiring Harness, Black

  • NOTE: Vehicle must already be equipped with USCAR.
  • EASY TO INSTALL. No cutting! No splicing! This trailer wiring harness Ts into an existing USCAR connection on your vehicle and equips it with a standard 4-pin trailer wiring connector for plugging in and towing a trailer.
  • STANDARD CONNECTOR. The 4-flat trailer wiring can be used to connect trailer taillights, brake lights and turn signals. 4-way trailer wiring is popular on a wide variety of trailers, adding versatile towing options for your vehicle.
  • USCAR-SPECIFIC. This USCAR wiring harness is designed for select vehicles with a standard USCAR socket, ensuring the easiest possible installation and the most reliable wiring connection.
  • EASY GRIP. Plugging in your trailer wiring and trailer lights is easy with the ergonomic design of this vehicle socket. It features a tab on top for a better grip when plugging into your trailer or unplugging.
  • DURABLE CONSTRUCTION. For long-lasting use and a reliable connection, the housing of the 4-pin vehicle wiring socket is made from durable black molded rubber that will never rust or corrode.
Check Stock