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25Ft 4 Pin Trailer Wiring Harness Extension Kit, 4-Way Flat Plug, 5-Wire Male & 4-Wire Female Connector with 18 Gauge White Ground Wire

  • Based on 626 reviews
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Availability: In Stock.
Fulfilled by Amazon

Arrives Saturday, May 10
Order within 9 hours and 40 minutes
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Size: 25FT


Features

  • Wire Length Details- Our 4-way trailer wiring harness includes 4 pin 21.65ft male & 3.94ft female extension connector and Install the accessory kit. this 25 ft trailer wiring harness is made of 18-gauge wire, designed to split at the trailer tongue and run down each side of the trailer.
  • Durable & Corrosion Resistant- The use of high quality pure copper wire and tin plated layer to achieve the best electrical conductivity and oxidation resistance, and the use of high quality PVC material for the best anti-corrosion and anti-aging ability. Work perfectly even with sea water.
  • Connect quickly- Male plug with 5 wires, female plug with 4 wires. And you can install the trailer wire so quickly and easily through the 4-way connectors and Matching installation accessories. It matches with any other standard 4 pin flat plugs.
  • Wire Connect Tips- Wires are color coded and bonded, Green- Right Turn Lights/Brakes, Yellow- Left Turn Lights/Brakes, Brown- Tail Lights/Running Lights, White-Ground Wire.
  • Wide Application- The trailer wiring harness is suitable for under 80" wide trailers, such as marine boat trailer, horse trailer and other cargo utility trailer.

Brand: Gonice


Material: Copper


Item Weight: 0.29 Kilograms


Cable Type: Trailer Wiring Harness


Connector Type: Flat 4-way


Package Dimensions ‏ : ‎ 9.17 x 2.83 x 2.64 inches; 10.23 ounces


Date First Available ‏ : ‎ December 20, 2022


Manufacturer ‏ : ‎ Gonice


Country of Origin ‏ : ‎ China


Best Sellers Rank: #5,697 in Automotive (See Top 100 in Automotive) #5 in Automotive Replacement Electrical Wiring Harnesses


#5 in Automotive Replacement Electrical Wiring Harnesses:


Customer Reviews: 4.6 4.6 out of 5 stars 626 ratings


Frequently asked questions

If you place your order now, the estimated arrival date for this product is: Saturday, May 10

Yes, absolutely! You may return this product for a full refund within 30 days of receiving it.

To initiate a return, please visit our Returns Center.

View our full returns policy here.

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Top Amazon Reviews


  • Good quality and length
Size: 25FT
Seems to be as good of quality as anything else (none of these trailer wires last too long these days). It's plenty long for what I needed a good price, would order again
Reviewed in the United States on December 29, 2024 by Matthew Humphrey

  • Works great!!
Size: 29FT
So far, so good. Installed this on our landscaping/utility trailer it's working well so far. I don't expect any issues. Seems like a quality product that an excellent price. I would recommend it and I would buy it again.
Reviewed in the United States on August 9, 2024 by JAK

  • nice made unit
Size: 25FT
very nicely made unit with correct gauge wire and nice shielded 4 pin connector
Reviewed in the United States on October 11, 2024 by george garabian

  • works but quality seems low
Size: 25FT
It works as intended but wire gauge seems low quality, only time will tell with repeated usage in salt water enviroment.
Reviewed in the United States on August 14, 2024 by Ric

  • Easy to install
Size: 25FT
Worked great, I now have lights.
Reviewed in the United States on November 18, 2024 by Thomas Queen

  • Good quality
Size: 25FT
Good quality materials. Plenty of wire for both the pigtail and trailer.
Reviewed in the United States on November 4, 2024 by Thomas P. Mcgugan

  • Good trailer light harness
Size: 25FT
Good product arrived next day.fit perfect
Reviewed in the United States on January 28, 2025 by hambone

  • would buy again
Size: 25FT
looks good
Reviewed in the United States on February 14, 2025 by Cubbie

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