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The Best 4 way trailer wiring of 2022 – Reviewed and Top Rated

After hours researching and comparing all models on the market, we find out the Best 4 way trailer wiring of 2022. Check our ranking below.

2,155 Reviews Scanned

Rank No. #1
Oyviny 4 Pin 5 Wire Trailer Wiring Harness 22FT for Rewiring Both-Side Taillights, Pure Copper Wishbond Trailer Light Kit 4 Way Flat 5 Wire Plug w/Nylon Net Tube Protection
  • Y-Harness Connector: 4 pin trailer wiring harness adapter features wishbone design, widely fits for rewiring trailer that allows 2 brown wires running left and right taillights simultaneously; No need for splicing other wires
  • Color coded wires: 4 way 5 wire trailer side flat connector equips with color code wiring for a simple installation, you can easily splice into existing trailer wiring to connect the brake lights, turn signals and left and right side taillights
  • Durable Construction: 4 pin flat 5 wire harness kit use thickened PVC wire coating materials for anti-corrosion, pure copper wires for good conductivity, and is well protected by a black nylon net tube, ensure long service life
  • Enough length: 22 feet male 4 flat wire and 2.5 feet Ground wiring is long enough to wire a trailer from the start, provides plenty of extra length for a flexible installation
  • Wide Application: 4 pin 5 wire trailer connector replacement is designed to match industry-standard 4-way flat sockets, provides a male plug for your trailer and can be used to replace a worn out, broken wire on a wide variety of trailers
Rank No. #2
MECMO 4 Way Trailer End Connector Wire 30 Feet Jacketed Cable, Heavy Duty 18AWG Color-Coded Copper Trailer-Side Male End 4 Pin Flat Trailer Hitch Wiring Harness Utility Boat Trailer Light Plug 30ft
  • 4 Way Flat Plug End: This Trailer side 4 prong trailer wiring harness male plug fits wide variety of trailers with industry-standard 4-way flat sockets; Ideal for marine boat trailer, horse trailer, motorcycle trailer, ATV trailer, and other cargo utility
  • Heavy Duty Trailer Light Plug: MECMO 4 Wire Trailer Male Connector Wiring Harness is a superior upgrade to your 4 prong taped wires on trailers; No more electrical tape with exposed yellow, green, brown, white
  • Standard Color Code: This 30ft 4 prong trailer light plug wiring equipped with blunt-cut, color-coded trailer wires, and four snap locks, comes ready to splice into your existing trailer wiring
  • Built to Last: MECMO flat 4-pin electrical connectors trailer harness is made of heavy duty 18 AWG pure copper wire, molded 4 wire trailer plug is made of upgraded high quality PVC material provides excellent weatherproof and abrasion proof
  • 30 Feet Trailer Wire: The 30-Foot trailer side 4 pin trailer wiring harness provides plenty extra length for your flexible installation; Provides a more convenient male plug arrangement for replacing broken wires on a variety of trailers
Rank No. #3
Gonice 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
  • 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.
Rank No. #4
EXERAUO Trailer Wiring Harness 100FT 14 Gauge Trailer Tow Harness Bonded Spool, CCA 4 Way Colour-Coded Trailer Wiring Kit, Waterproof Boat Trailer Wire (Green, Yellow, Brown, White)
  • 100FT Trailer Wiring Harness Kit: 4 equal length (100ft) wires in green, yellow, brown and white combined to form a parallel multi-conductor cable that can be used with 4-way flat or round plugs and sockets
  • Copper Clad Aluminum 4-Conductor Stranded Wiring: 14-gauge flat trailer wire with premium CCA combines the benefits of aluminum with the conductivity of copper. heavy-duty construction ensures reliable performance in any towing application. trailer wiring 4 pin
  • Trailer Wiring Kit Adequate Length: 4-wire trailer harness provides adequate cable length for trailer wiring replacement; spools can be split into individual wires for use; meets SAE J1128 standards for driver safety
  • Boat Trailer Wiring Harness: Standard 4-way 100ft trailer harness, 14 AWG color coding allows for quick identification and easy installation, White wire: ground. Brown wire: tail light, yellow wire: left turn signal, green wire: right turn signal
  • Trailer Wiring Harness Kit 4 Pin: 4-pin 4-way bonded flat trailer wiring harness is widely compatible with your trailer, RV, camper, boat trailer, motorcycle, ATV trailer and any 12V application, perfect for all your basic wiring needs
SaleRank No. #5
LIMICAR 100FT 14 Gauge Trailer Wiring Harness Kit - 4-Way Bonded, Color-Coded Boat Trailer Wiring for Lights
  • 100FT Copper Clad Aluminum Trailer Wiring Harness Kit: 14-Gauge bonded trailer wiring includes 100 foot of color-coded wire for rewiring a trailer or splicing in a connector. LIMICAR Trailer Wiring Harness suitable for trailers, trucks, and more.
  • Color Coded Wires Wishbone Style Trailer Wiring: 4 flat trailer wire is color-coded and bonded wire for easily installation. White wire: Ground (Negative). Brown wire: Tail Lights. Yellow wire: Driver Side Stop/Turn Lights. Green wire: Passenger Side Stop/Turn Lights.
  • 100 Foot Per Spool/Roll Boat Trailer Wiring Kit: Complying with SAE J1128 standards and come with high-quality PVC insulating tape. Constructed from the highest quality materials and superior quality guaranteed.
  • 14-Gauge, 60 Volts Trailer Wiring Harness: The 4-wire construction can be used for either 4-way flat or 4-way round plugs and sockets. The white ground wire adopts a 14 wire gauge to reduce corrosion and ensure safe installation.
  • Widely Applications: The 100ft 14 gauge trailer wire can used in a trailer, truck, off-road, horse trailer, ATV trailer and car coasting. Any problems, please feel free to contact with us.
Rank No. #6
Gubrdfrsod 18AWG 5FT 4 Pin Trailer Connector Pure Copper 4 Pin Trailer Wiring Harness Jacketed Cable Heavy Duty Male Extension Wiring Harness 4 Wire 4-Flat Connector 4 Way Flat Plug with Dust Cover
  • 【FLAT MALE PLUG】Gubrdfrsod 18AWG 5 ft gauge 4 wire trailer wire flat male plug mates with an industry standard trailer plug 4 way flat female receptacle to fit a variety of trailer 4-pin trailer wire connector.4 way trailer wire harness replaces a variety of trailer wear and tear wires
  • 【PRODUCT USAGE】Gubrdfrsod 18AWG 4 flat trailer wire plug can be used to connect brake lights, turn signals and tail lights, and the 4 pin trailer light adapter can also be used for trailer hitches, ATV trailers, motorcycle trailers, boat trailer wiring harness weatherproof
  • 【WIRE GAUGE】Gubrdfrsod 18AWG 5 ft 4 pin trailer wire harness 4 wire are made of high-quality bare copper wires, outsourced with PVC insulation jacketed. 4 pin trailer connector extension wire jacketed can withstand a maximum temperature of 105 degrees Celsius and a maximum withstand voltage of 300V. Injection molded 4 wire trailer wiring kit plug insulate air and prevent rust and corrosion
  • 【PACKING QUANTITY】Gubrdfrsod 18AWG 5 FT 4 wire trailer harness 1pcs. trailer plug 4 pin trailer wiring harness kit with mounting holes and dust cover, makes trailer light plug 4 pin trailer wire kit easy to install and use
  • 【QUALITY ASSURANCE 】If you have any questions about purchasing our 4-way trailer wiring harness, please feel free to contact us
Rank No. #7
MECMO 4 Pin Vehicle Side Trailer Wiring Harness 49 Inch, 16AWG 4 Prong Trailer Light Plug Socket with Dust Cover, Truck 4 Way Flat Trailer Connector Female 4 Wire Replacement Trailer Hitch Wiring 4ft
  • 4 Way Flat Female Socket: - This Vehicle-side 4-way flat connector is female-end socket fits wide variety of trailers with 4 pin flat plug; design matches standard 4 prong plugs and can be used for towing a wide variety of trailers
  • Standard Color Coded: - MECMO Towing Vehicle 4 Wire trailer light harness comes with color coded 4-wire, clearly identify each wire's function, can be used to power the taillights, brake lights and turn signals
  • Direct Replacement 4-Pin: - This 4 prong trailer wire plug connector equipped with blunt-cut, color-coded wires, and four snap locks, comes ready to splice into your existing vehicle wiring
  • Heavy Duty: - MECMO vehicle side 4 pin flat trailer wiring connector with dust cover is made of 16 AWG heavy duty and pure copper terminals, great corrosion-resistance, conductivity and optimal light intensity
  • 49" Truck-side Replacement Trailer Wire: - About 49 Inches 4 feet cable length, this flat 4pin trailer light socket provides a more convenient male plug arrangement for replacing broken wires on a variety of trucks, suvs, pickup; Special Design to fit for Trailer LED Lights, Tailgate Light Bars and Other Use
Rank No. #8
Ruibapa 4-Way Trailer Wiring Harness - 5 Ft (1.5m) 4-Pin Flat Trailer Wire Extension Connector, Pure Copper
  • Material: 4-wire trailer harness is made of brass, which has good electrical conductivity and is covered with a layer of insulating rubber, which is durable and corrosion-resistant.
  • Safe temperature below 105 degrees, safe voltage below 300V, wire gauge: 18AWG
  • Application: 4-way flat trailer harness is suitable for all kinds of trailers.
  • Features: The lead length is 5ft/1.5m, which is compatible with the standard 4-way flat socket. The installation is very simple. The 4-pin trailer wiring plug can be used to connect tail lights, brake lights and turn signals.
  • Tips: Our products are exquisite in workmanship. If you have any problems in use, please contact us in time, and we will deal with them as soon as possible.
SaleRank No. #9
CURT 58380 Vehicle-Side and Trailer-Side 4-Pin Flat Wiring Harness with 12-Inch Wires
  • EASY GRIP. Plugging in your trailer wiring and trailer lights is easy with the ergonomic design of these vehicle-trailer connectors. They feature tabs on the top and bottom for a better grip when plugging in or unplugging
  • RELIABLE CONNECTION. These 4-pin trailer wiring plugs come ready to splice into your existing vehicle and trailer wiring. They have 16-gauge wires and can be used to connect the taillights, brake lights and turn signals
  • VERSATILE DESIGN. These vehicle-trailer connectors make great replacement 4-flat wiring plugs and sockets. The 4-pin wiring design matches industry-standard 4-way flat connectors and is compatible with a wide variety of trailers
  • DURABLE CONSTRUCTION. For long-lasting use and a reliable connection, the housing of these 4-pin trailer wiring plugs is made from durable black molded rubber that will never rust or corrode
  • READY TO INSTALL. Equipped with color-coded wires, these 4-prong trailer wiring connectors come ready to install. The 12-inch wire loop provides extra length for an easy installation
Rank No. #10
LIMICAR Trailer Wiring Harness Kit, 25ft Trailer Wire with 4 Flat Extension Connector, 4 Pin Flat Wishbond Wiring Light Kit for Utility Boat
  • 21FT Male & 4-Flat Female Trailer Wiring Harness Extension Kit: Fits Trailers under & over 80" wide. Wire length (21' & 4') makes this trailer harness kit perfect for trailers measuring under or over 80" wide.
  • 18 AWG Color Coded Wires Wishbone Style Harness: 4 flat trailer wire is color-coded and bonded wire for easily installation. White wire: Ground (Negative). Brown wire: Tail Lights. Yellow wire: Driver Side Stop/Turn Lights. Green wire: Passenger Side Stop/Turn Lights. The white ground wire is made of 18-gauge, reduce corrosion and makes installation safe.
  • 25' Trailer Wiring Harness: Designed to split at the trailer tongue and run down each side of the trailer, 4' trailer side ground wire is enough to use for your trailer. Gives you the extra length, just need to extend current truck to trailer wires. No need to splice your new wires, simply extend them with this extender.
  • 4-Way Flat Trailer Harness Kit: Complying with SAE J1128 standards for a low voltage primary cable. Constructed from the highest quality materials and superior quality guaranteed.
  • Widely Application: Trailer Light Wire Suitable for marine boat trailer, horse trailer, ATV trailer, and other cargo utility trailer hitches (tow/haul vehicle must have 4-way plug). Not compatible with motorcycle trailer wiring. Please confirm the fitment with us before ordering.

Last update on 2025-06-04 / Affiliate links / Images from Amazon Product Advertising API

How Do You Buy The Best 4 way trailer wiring?

Do you get stressed out thinking about shopping for a great 4 way trailer wiring? Do doubts keep creeping into your mind? We understand, because we’ve already gone through the whole process of researching 4 way trailer wiring, which is why we have assembled a comprehensive list of the greatest 4 way trailer wiring available in the current market. We’ve also come up with a list of questions that you probably have yourself.

We’ve done the best we can with our thoughts and recommendations, but it’s still crucial that you do thorough research on your own for 4 way trailer wiring that you consider buying. Your questions might include the following:

  • Is it worth buying an 4 way trailer wiring?
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We’re convinced that you likely have far more questions than just these regarding 4 way trailer wiring, and the only real way to satisfy your need for knowledge is to get information from as many reputable online sources as you possibly can.

Potential sources can include buying guides for 4 way trailer wiring, rating websites, word-of-mouth testimonials, online forums, and product reviews. Thorough and mindful research is crucial to making sure you get your hands on the best-possible 4 way trailer wiring. Make sure that you are only using trustworthy and credible websites and sources.

We provide an 4 way trailer wiring buying guide, and the information is totally objective and authentic. We employ both AI and big data in proofreading the collected information. How did we create this buying guide? We did it using a custom-created selection of algorithms that lets us manifest a top-10 list of the best available 4 way trailer wiring currently available on the market.

This technology we use to assemble our list depends on a variety of factors, including but not limited to the following:

  1. Brand Value: Every brand of 4 way trailer wiring has a value all its own. Most brands offer some sort of unique selling proposition that’s supposed to bring something different to the table than their competitors.
  2. Features: What bells and whistles matter for an 4 way trailer wiring?
  3. Specifications: How powerful they are can be measured.
  4. Product Value: This simply is how much bang for the buck you get from your 4 way trailer wiring.
  5. Customer Ratings: Number ratings grade 4 way trailer wiring objectively.
  6. Customer Reviews: Closely related to ratings, these paragraphs give you first-hand and detailed information from real-world users about their 4 way trailer wiring.
  7. Product Quality: You don’t always get what you pay for with an 4 way trailer wiring, sometimes less, and sometimes more.
  8. Product Reliability: How sturdy and durable an 4 way trailer wiring is should be an indication of how long it will work out for you.

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