---
product_id: 1216969
title: "CURT56049 Vehicle-Side Custom 4-Pin Trailer Wiring Harness, Fits Select Hyundai Elantra, Sonata, Kia Optima Sedan"
brand: "curt manufacturing"
price: "14885 kr"
currency: ISK
in_stock: true
url: https://www.desertcart.is/products/1216969-curt56049-vehicle-side-custom-4-pin-trailer-wiring-harness-fits
store_origin: IS
region: Iceland
---

# Weather-resistant cover 4-pin connector Vehicle-specific fit CURT56049 Vehicle-Side Custom 4-Pin Trailer Wiring Harness, Fits Select Hyundai Elantra, Sonata, Kia Optima Sedan

**Brand:** curt manufacturing
**Price:** 14885 kr
**Availability:** ✅ In Stock

## Summary

> 🚀 Towing Made Easy: Your Adventure Awaits!

## Quick Answers

- **What is this?** CURT56049 Vehicle-Side Custom 4-Pin Trailer Wiring Harness, Fits Select Hyundai Elantra, Sonata, Kia Optima Sedan by curt manufacturing
- **How much does it cost?** 14885 kr with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.is](https://www.desertcart.is/products/1216969-curt56049-vehicle-side-custom-4-pin-trailer-wiring-harness-fits)

## Best For

- curt manufacturing enthusiasts

## Why This Product

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

## Key Features

- • **Durable Performance:** Surface mount technology ensures optimal power and minimal heat.
- • **Weather-Proof Design:** Includes a dust cover for protection against the elements.
- • **Tailored for Your Ride:** Custom fit for select Hyundai and Kia models.
- • **Effortless Installation:** Plug-and-play design means no cutting or splicing!
- • **Versatile Towing Options:** Connects seamlessly to trailer lights and signals.

## Overview

The Curt Manufacturing 56049 Vehicle-Side Custom 4-Pin Trailer Wiring Harness is designed for select Hyundai Elantra, Sonata, and Kia Optima models. This easy-to-install harness connects directly to your vehicle's factory wiring, providing a reliable 4-pin connector for trailer lights and signals. Built with advanced surface mount technology, it ensures optimal performance while the included dust cover protects against weather elements.

## Description

CURT56049 Vehicle-Side Custom 4-Pin Trailer Wiring Harness, Fits Select Hyundai Elantra, Sonata, Kia Optima Sedan

## Features

- EASY TO INSTALL. 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
- STANDARD CONNECTOR. 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
- VEHICLE-SPECIFIC. This aftermarket, vehicle-trailer wiring harness is designed for select years of the Hyundai Elantra sedan, Hyundai Sonata and Kia Optima sedan
- RELIABLE POWER. 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
- DUST COVER. 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

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | Curt Manufacturing |
| Brand | Curt Manufacturing |
| Model | Custom Wiring |
| Item Weight | 13.2 ounces |
| Product Dimensions | 9 x 4 x 3 inches |
| Country of Origin | Mexico |
| Item model number | 56049 |
| Is Discontinued By Manufacturer | No |
| Manufacturer Part Number | 56049 |
| OEM Part Number | 56049 |

## Images

![CURT56049 Vehicle-Side Custom 4-Pin Trailer Wiring Harness, Fits Select Hyundai Elantra, Sonata, Kia Optima Sedan - Image 1](https://m.media-amazon.com/images/I/710F8XJdflL.jpg)
![CURT56049 Vehicle-Side Custom 4-Pin Trailer Wiring Harness, Fits Select Hyundai Elantra, Sonata, Kia Optima Sedan - Image 2](https://m.media-amazon.com/images/I/71ChtlvBFaL.jpg)
![CURT56049 Vehicle-Side Custom 4-Pin Trailer Wiring Harness, Fits Select Hyundai Elantra, Sonata, Kia Optima Sedan - Image 3](https://m.media-amazon.com/images/I/916XkJA+qPL.jpg)
![CURT56049 Vehicle-Side Custom 4-Pin Trailer Wiring Harness, Fits Select Hyundai Elantra, Sonata, Kia Optima Sedan - Image 4](https://m.media-amazon.com/images/I/817svR0-j1L.jpg)
![CURT56049 Vehicle-Side Custom 4-Pin Trailer Wiring Harness, Fits Select Hyundai Elantra, Sonata, Kia Optima Sedan - Image 5](https://m.media-amazon.com/images/I/61RGb+D5P0L.jpg)

## Questions & Answers

**Q: will this fit my 2008 hyunai sonada?**
A: I put this on my 2012 Sonata with no issues but check with a dealer, 4 model years may be different.

**Q: Will this fit my 2006 hyundai elantra ?**
A: Probably not...it fits my 2013 sonata and I'm pretty sure the models were changed in 2012
...and the Elantra is smaller

**Q: Will this work on a 2014 sonata limited with the led taillights?**
A: Works on my 14 sonata with reg bulbs  Don't know on LED

**Q: Will this fit 2009 sonata v6 limited?**
A: Yes

---

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**Shop now:** [https://www.desertcart.is/products/1216969-curt56049-vehicle-side-custom-4-pin-trailer-wiring-harness-fits](https://www.desertcart.is/products/1216969-curt56049-vehicle-side-custom-4-pin-trailer-wiring-harness-fits)

---

*Product available on Desertcart Iceland*
*Store origin: IS*
*Last updated: 2026-03-02*