Top 10 Trailer Wiring Harness for Toyota – Towing Hitch Wiring

As an Amazon Associate I earn from qualifying purchases.

1. CURT

#ad

T100, Black, CURT 55513 Vehicle-Side Custom 4-Pin Trailer Wiring Harness, Hilux , Select Toyota Tacoma

#ad
CURT #ad - This type of circuitry generates less heat, optimal light intensity and durable performance. Dust cover. This aftermarket, vehicle-trailer wiring harness is designed for select years of the Toyota Tacoma, T100 and Hilux.

Reliable power. Easy to install. 4-way trailer light wiring is popular on a variety of trailers, adding versatile towing options for your vehicle. It easily fits onto the 4-way flat connector when not in use, protecting it against the outdoor elements. This plug-in 4-flat trailer wiring can be used to connect trailer tail lights, brake signal lights and turn signals. Standard connector. Vehicle-specific.

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. To promote long-lasting use and weather resistance, this 4-pole trailer lighting wire harness comes with a rubber dust cover. This 4-way trailer wiring harness is built with surface mount technology.
BrandCURT #ad
ManufacturerCURT #ad
Height3 Inches
Length9 Inches
Weight0.91 Pounds
Width4 Inches
Part Number55513
Model55513
WarrantyOne-Year Limited Warranty

2. Hopkins Towing Solutions

#ad

Hopkins 43315 Plug-In Simple Vehicle Wiring Kit

#ad
Hopkins Towing Solutions #ad - No cutting, soldering, or taping. The two-piece system provides for a more versatile installation as well as a simple plug replacement option if the unit ever becomes damaged. Simple 4 easy step installation. T-connectors allow you to connect your trailer's wiring system into your vehicle's wiring system. Prewired to provide right turn, taillight and on some models, left turn, the backup function. Fit type: Vehicle Specific.
BrandHopkins Towing Solutions #ad
ManufacturerHopkins Towing Solution #ad
Height2.88 Inches
Length8.88 Inches
Weight0.8 Pounds
Width3.88 Inches
Part Number43315
Model43315
WarrantyHopkins warrants all products to be free from defects in material and workmanship, under normal use and service, for a peirod of 90 days from the date of original purchase, with the exception of the Brake-Force and Impulse brake control items, which are warranted to be free from defects in material and workmanship, under normal use and service, for the original buyer's lifetime

3. CURT

#ad

Fits Select Toyota Highlander, CURT 56217 Vehicle-Side Custom 4-Pin Trailer Wiring Harness, Lexus RX350

#ad
CURT #ad - 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. This type of circuitry generates less heat, optimal light intensity and durable performance.

Reliable power. This 4-way trailer wiring harness is built with surface mount technology. This plug-in 4-flat trailer wiring can be used to connect trailer tail lights, brake signal lights and turn signals. Easy to install. This aftermarket, vehicle-trailer wiring harness is designed for select years of the Toyota Highlander and Lexus RX350 factory tow package may be required.

Dust cover. Vehicle-specific. To promote long-lasting use and weather resistance, this 4-pole trailer lighting wire harness comes with a rubber dust cover. 4-way trailer light wiring is popular on a wide variety of trailers, adding versatile towing options for your vehicle. Standard connector. It easily fits onto the 4-way flat connector when not in use, protecting it against the outdoor elements.
BrandCURT #ad
ManufacturerCurt Manufacturing #ad
Height3 Inches
Length9 Inches
Weight0.88 Pounds
Width4 Inches
Part Number56217
Model56217
WarrantyOne Year Limited

4. CURT

#ad

Fits Select Toyota RAV4, CURT 56165 Vehicle-Side Custom 4-Pin Trailer Wiring Harness

#ad
CURT #ad - 4-way trailer light wiring is popular on a variety of trailers, adding versatile towing options for your vehicle. 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.

Easy to install. This plug-in 4-flat trailer wiring can be used to connect trailer tail lights, brake signal lights and turn signals. Standard connector. This aftermarket, vehicle-trailer wiring harness is designed for select years of the Toyota RAV4. This 4-way trailer wiring harness is built with surface mount technology.

Dust cover. Reliable power. 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. Vehicle-specific. This type of circuitry generates less heat, optimal light intensity and durable performance.
BrandCURT #ad
ManufacturerCurt Manufacturing #ad
Height3 Inches
Length9 Inches
Weight1.47 Pounds
Width6 Inches
Part Number56165
Model56165
WarrantyLimited Lifetime

5. CURT

#ad

Fits Select Toyota Tacoma, CURT 56349 Vehicle-Side Custom 4-Pin Trailer Wiring Harness

#ad
CURT #ad - This 4-way trailer wiring harness is built with surface mount technology. Standard connector. This plug-in 4-flat trailer wiring can be used to connect trailer tail lights, brake signal lights and turn signals.

Easy to install. 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 Toyota Tacoma. It easily fits onto the 4-way flat connector when not in use, protecting it against the outdoor elements. To promote long-lasting use and weather resistance, this 4-pole trailer lighting wire harness comes with a rubber dust cover.

Dust cover. Reliable power. 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. This type of circuitry generates less heat, optimal light intensity and durable performance.
BrandCURT #ad
ManufacturerCURT #ad
Height3 Inches
Length9 Inches
Weight1.84 Pounds
Width6 Inches
Part Number56349
Model56349
WarrantyOne-Year Limited Warranty

6. Curt Manufacturing

#ad

Tacoma, CURT 55379 Vehicle-Side Custom 4-Pin Trailer Wiring Harness, Fits Select Toyota Pickup

#ad
Curt Manufacturing #ad - Vehicle-specific. This aftermarket, vehicle-trailer wiring harness is designed for select years of the Toyota pickup and Tacoma. 4-way trailer light wiring is popular on a variety of trailers, adding versatile towing options for your vehicle.

This 4-way trailer wiring harness is built with surface mount technology. This type of circuitry generates less heat, optimal light intensity and durable performance. 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. It easily fits onto the 4-way flat connector when not in use, protecting it against the outdoor elements.

Easy to install. This plug-in 4-flat trailer wiring can be used to connect trailer tail lights, brake signal lights and turn signals. Reliable power. Standard connector. To promote long-lasting use and weather resistance, this 4-pole trailer lighting wire harness comes with a rubber dust cover. Dust cover.
BrandCurt Manufacturing #ad
ManufacturerCurt Manufacturing #ad
Height3 Inches
Length9 Inches
Weight0.95 Pounds
Width4 Inches
Part Number55379
Model55379
WarrantyOne-Year Limited Warranty

7. Hopkins Towing Solutions

#ad

Hopkins 43395 Plug-In Simple Vehicle to Trailer Wiring Kit

#ad
Hopkins Towing Solutions #ad - Features corrosion resistant terminals. Includes dust cover and grease packet. Utilizes oem connectors for enhanced fit and ultimate weatherproofing. No cutting or splicing needed saving you valuable time. Hopkins manufacturing Corporation is highly recognized as the automotive industry leader in towing electrical products.
BrandHopkins Towing Solutions #ad
ManufacturerHopkins Towing Solution #ad
Height4.6 Inches
Length5.1 Inches
Weight1 Pounds
Width8 Inches
Part Number11143395
Model43395

8. CURT

#ad

Black, RAV4 , CURT 56350 Vehicle-Side Custom 4-Pin Trailer Wiring Harness, Fits Select Toyota Avalon

#ad
CURT #ad - This type of circuitry generates less heat, optimal light intensity and durable performance. Dust cover. Easy to install. It easily fits onto the 4-way flat connector when not in use, protecting it against the outdoor elements.

Vehicle-specific. This 4-way trailer wiring harness is built with surface mount technology. 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. To promote long-lasting use and weather resistance, this 4-pole trailer lighting wire harness comes with a rubber dust cover.

This aftermarket, vehicle-trailer wiring harness is designed for select years of the Toyota Avalon and RAV4. 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. Reliable power. Standard connector.
BrandCURT #ad
ManufacturerCURT #ad
Height3 Inches
Length9 Inches
Width6 Inches
Part Number56350
Model56350
WarrantyOne-Year Limited Warranty

9. CURT

#ad

Black, Select Toyota Sienna , CURT 56106 Vehicle-Side Custom 4-Pin Trailer Wiring Harness

#ad
CURT #ad - To promote long-lasting use and weather resistance, this 4-pole trailer lighting wire harness comes with a rubber dust cover. Easy to install. This plug-in 4-flat trailer wiring can be used to connect trailer tail lights, brake signal lights and turn signals.

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. This aftermarket, vehicle-trailer wiring harness is designed for select years of the Toyota Sienna. It easily fits onto the 4-way flat connector when not in use, protecting it against the outdoor elements.

4-way trailer light wiring is popular on a variety of trailers, adding versatile towing options for your vehicle. Dust cover. Vehicle-specific. Standard connector. This type of circuitry generates less heat, optimal light intensity and durable performance. This 4-way trailer wiring harness is built with surface mount technology. Reliable power.
BrandCURT #ad
ManufacturerCURT #ad
Height9 Inches
Length6 Inches
Weight1.63 Pounds
Width3 Inches
Part Number56106
Model56106
WarrantyOne-Year Limited Warranty

10. Oyviny

#ad

Oyviny 3-2 Wire Custom 4 Pin Trailer Wiring Harness for Toyota Highlander 2008-2019, for Lexus RX 350/RX 350L 2018-2021 Vehicle-Side Trailer Tail Light Converter Plug&Play Harness

#ad
Oyviny #ad - Durable construction. Both 4 way flat trailer connector and fuse of this aftermarket trailer wiring harness are equipped with rubber dust cap that protect the components from dust and water to prevent rusting and short circuit, ensure long-lasting use.

This custom 3-2 wire trailer tail light converter with 4-way connector wiring harness Fits for Toyota Highlander 2008-2019, for Lexus RX 350 2020-2021, for Lexus RX 350L 2018-2021. Well protected. Standard 4 way. For toyota highlander tail Light Converter is made of high strength and good toughness ABS plastic. Plug-in highlander 4 way flat trailer wiring harness kit includes a tail light converter to ensure that your vehicle's wiring matches that of your trailer; Provided 4 pin flat trailer wiring can be used to connect trailer taillights, turn signals and brake signal lights.

With advanced manufacturing technology, the trailer adapter is with high reliability and high performance. Simple plug and play design makes easy installation, No Cutting or Splicing Required! Directly plug the custom connector into the existing factory harness on your Highlander or Lexus vehicle. Custom fit. Easy installation.
BrandOyviny #ad
ManufacturerOyviny #ad
Part NumberOV2120