---
product_id: 269751031
title: "Custom 4 Pin Trailer Wiring Harness for Select 2009-2024 Subaru Ascent/Crosstrek/Forester/Outback Factory Tow Package Required for Installation, Pure Copper Vehicle-Side 4 Way Trailer Wire"
brand: "oyviny"
price: "฿3829"
currency: THB
in_stock: true
url: https://www.desertcart.co.th/products/269751031-custom-4-pin-trailer-wiring-harness-for-select-2009-2024
store_origin: TH
region: Thailand
---

# 14 AWG Power Wire Dust & Water Resistant 4 Pin Connection Custom 4 Pin Trailer Wiring Harness for Select 2009-2024 Subaru Ascent/Crosstrek/Forester/Outback Factory Tow Package Required for Installation, Pure Copper Vehicle-Side 4 Way Trailer Wire

**Brand:** oyviny
**Price:** ฿3829
**Availability:** ✅ In Stock

## Summary

> 🚗 Towing Made Easy: Connect, Haul, and Go!

## Quick Answers

- **What is this?** Custom 4 Pin Trailer Wiring Harness for Select 2009-2024 Subaru Ascent/Crosstrek/Forester/Outback Factory Tow Package Required for Installation, Pure Copper Vehicle-Side 4 Way Trailer Wire by oyviny
- **How much does it cost?** ฿3829 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.co.th](https://www.desertcart.co.th/products/269751031-custom-4-pin-trailer-wiring-harness-for-select-2009-2024)

## Best For

- oyviny enthusiasts

## Why This Product

- Trusted oyviny brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Safety First:** Includes a 7.5a fuse to protect your vehicle's electrical system.
- • **Versatile Compatibility:** Works with a range of Subaru models from 2009-2024.
- • **Durable & Weatherproof Design:** Built to withstand the elements with a protective dust cover.
- • **Enhanced Electrical Performance:** Pure copper wiring for superior conductivity.
- • **Seamless Plug-and-Play Installation:** No cutting or splicing required!

## Overview

The Oyviny Custom 4 Pin Trailer Wiring Harness is designed for select Subaru models from 2009 to 2024, providing a reliable and efficient towing solution. This aftermarket harness features a plug-and-play design for easy installation, pure copper wiring for optimal electrical performance, and a durable construction that protects against dust and water. Compatible with various trailers, it ensures safe and effective towing for all your adventures.

## Description

Oyviny Custom 4 Pin Trailer Wiring Harness for Select 2009-2024 Subaru Ascent/Crosstrek/Forester/Outback Factory Tow Package Required for Installation, Pure Copper Vehicle-Side 4 Way Trailer Wire

## Features

- Aftermarket forester tow harness plugs into existing OEM vehicle socket and provide a 4 way flat socket. Powered module connects directly to battery to avoid overloading vehicle's electrical system. 14 AWG 12V power and Ground wire have better electrical conductivity.
- Replacement for 56040 Wiring. The trailer wiring connector for Subaru equipped with tail light converter for vehicle-trailer compatibility. Widely applicable to Subaru: 2019-2024 Ascent, 2016-2024 Crosstrek, 2009-2024 Forester, 2010-2024 Outback, 2013-2015 XV Crosstrek. (Please refer to the picture for specific model years).
- Easy Installation. Forester trailer wiring kit for simple plug-and-play design eliminates the need for cutting or splicing, directly plug the custom connector into the existing connector.
- Durable Construction. 4 way flat trailer light connector and 7.5a fuse are equipped with dust cover that protect the components from dust and water to prevent rusting and short circuit. 56040 wiring for Subaru constructed using surface-mount technology for long-lasting use.
- Standard 4 Way Connector. Plug-in 4 flat trailer wiring is compatible with a wide variety of trailers, adding versatile towing options for your vehicle. 4 way trailer light wiring can be used to connect trailer tail lights, brake signal lights and turn signals.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | Oyviny |
| Brand | Oyviny |
| Item Weight | 12 ounces |
| Package Dimensions | 5.63 x 3.54 x 2.95 inches |
| Manufacturer Part Number | XC11-2030P-001 |

## Images

![Custom 4 Pin Trailer Wiring Harness for Select 2009-2024 Subaru Ascent/Crosstrek/Forester/Outback Factory Tow Package Required for Installation, Pure Copper Vehicle-Side 4 Way Trailer Wire - Image 1](https://m.media-amazon.com/images/I/712njW5HELL.jpg)

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**Shop now:** [https://www.desertcart.co.th/products/269751031-custom-4-pin-trailer-wiring-harness-for-select-2009-2024](https://www.desertcart.co.th/products/269751031-custom-4-pin-trailer-wiring-harness-for-select-2009-2024)

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*Product available on Desertcart Thailand*
*Store origin: TH*
*Last updated: 2026-01-25*