Features: 1.Fitment: This trailer harness is replacement for Sienna Except SE 2015?2020. This ensures the simplest possible installation and the most reliable wiring connections. 2.Standard Connector: This plug in 4 flat trailer connector can be used to connect trailer taillights, brake signals, and turn signals to add a variety of towing options to your vehicle. 3.Safe Connection: This 4 way trailer harness is manufactured using surface mount technology. This type of circuit produces less heat, optimal light intensity, and long lasting performance. 4.Dust Cover: This 4 pole trailer wiring harness comes with a rubber dust cover. When not in use, it can easily be used on a 4 way flat connector to protect it from outdoor factors. 5.Easy Installation: The trailer harness can be plugged into existing factory wiring on the vehicle and comes with standard rear 4 pin trailer wiring connectors for plugging in and towing trailers. Specification: Item Type: Trailer Wiring Harness_x000D_ Material: ABS_x000D_ Description: 56261 wiring connector is the simplest way to outfit your vehicle with a 56261 trailer wiring connection. They are built with some of the most advanced technology in the industry, and each one is custom fitted to work with a specific make and model. Some automotive manufacturers install a special socket on the vehicle to be used for vehicle to trailer wiring. Although this special socket is not equipped on every vehicle, a 56261 wiring connector, also called a T connector, utilizes the socket for simple, stress free installation. Rather than requiring you to cut, splice and solder into your vehicle's wiring system, the wiring connector uses a single OEM compatible plug and instantly provides a standard, universal vehicle to trailer wiring connection, typically in the form a 4 way flat. All 56261 wiring connectors are made vehicle specific for the easiest possible installation and the best fit. This particular plug in connector provides a 4 way flat socket and is designed to be a custom wiring option for certain years of the replacement for Sienna. (factory tow package required; to verify your vehicle compatibility, see application info). It comes with all necessary hardware to establish a solid connection. It also comes with a dust cover to keep the connector socket clean when not in use. To ensure long lasting reliability, all 56261 wiring connectors are thoroughly tested for optimal functionality._x000D_ Fitment:_x000D_ Replacement for Sienna Except SE 2015-2020 Note: 1. Please double check the part number of your item, matching information is for reference only._x000D_ 2. If you are unsure of the item, please contact us before buying to avoid unnecessary return, thanks!