---
product_id: 46639021
title: "Harmony Audio Compatible with 2004-2013 Mazda 3 HA-707903 Radio Harness Adapter Plug"
brand: "harmony audio"
price: "$507"
currency: MXN
in_stock: true
reviews_count: 6
url: https://www.desertcart.mx/products/46639021-harmony-audio-compatible-with-2004-2013-mazda-3-ha-707903
store_origin: MX
region: Mexico
---

# Optimal signal Direct connection Durable design Harmony Audio Compatible with 2004-2013 Mazda 3 HA-707903 Radio Harness Adapter Plug

**Brand:** harmony audio
**Price:** $507
**Availability:** ✅ In Stock

## Summary

> 🎶 Elevate Your Drive with Unmatched Audio Quality!

## Quick Answers

- **What is this?** Harmony Audio Compatible with 2004-2013 Mazda 3 HA-707903 Radio Harness Adapter Plug by harmony audio
- **How much does it cost?** $507 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.mx](https://www.desertcart.mx/products/46639021-harmony-audio-compatible-with-2004-2013-mazda-3-ha-707903)

## Best For

- harmony audio enthusiasts

## Why This Product

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

## Key Features

- • **Built to Last:** Crafted from high-quality materials for long-lasting durability.
- • **Easy Installation:** Plug and play design for a hassle-free upgrade to your audio system.
- • **Seamless Integration:** Upgrade your Mazda 3 effortlessly with this precise fit adapter.
- • **Uninterrupted Reception:** Experience crystal-clear audio with enhanced signal transfer.
- • **Versatile Compatibility:** Designed for Mazda 3 models from 2004 to 2013, ensuring a perfect match.

## Overview

The Harmony Audio HA-707903 Radio Harness Adapter Plug is specifically designed for Mazda 3 models from 2004 to 2013, providing a durable and reliable connection for aftermarket radios. With efficient signal transfer and a precise fit, this adapter enhances your vehicle's audio experience while ensuring seamless compatibility.

## Description

Highlights:  Simply plug and play installation, no cutting required Designed for standard audio system, premium audio may require different harness Clearly marked color coded wiresIdeal for any aftermarket radio18 gauge high quality wire Direct OEM fit connectionApplication Guide: Mazda 3 2004-2013 Mazda 6 2009-2015 Mazda 626 2001-2002 Mazda CX-3 2016 Mazda CX-5 2013-2016 Mazda 2 2011-2014 Mazda 5 2006-2015 Mazda Millenia 2002 Mazda MPV 2003-2006 Mazda MX-5 Miata 2001-2015 Mazda Prot??g?? 2001-2004 Mazda Tribute 2002-2006

## Features

- DURABLE CONSTRUCTION: Crafted with durability in mind, the Factory Stereo to Aftermarket Radio Antenna Adapter Plug is built with high-quality materials to withstand the demands of automotive use, providing a reliable and long-lasting connection.
- PRECISE FIT: Compatible with Mazda 3 2004-2013, ensuring a precise and secure connection between the factory stereo's antenna port and the aftermarket radio. Provides a convenient and reliable solution for upgrading the factory stereo system, allowing users to enjoy enhanced audio features and functionality.
- EFFICIENT SIGNAL TRANSFER: Facilitating a secure connection across different models, this antenna adapter plug provides optimal signal transfer, enhancing radio reception for your aftermarket radio.
- DIRECT ANTENNA REPLACEMENT CONNECTION: The Factory Stereo to Aftermarket Radio Antenna Adapter Plug ensures a direct and reliable connection for seamless compatibility with various models from these reputable automotive brands.
- ENHANCED PERFORMANCE: Helps maintain the functionality of the vehicle's antenna system, allowing for uninterrupted radio reception and improved performance of the aftermarket radio.

## Product Details

- **Brand:** Harmony Audio
- **Material:** Copper (core), PVC (insulation)
- **Item dimensions L x W x H:** 8 x 2 x 1 inches
- **Connector Type:** F-connector
- **Manufacturer:** Harmony Audio

## Images

![Harmony Audio Compatible with 2004-2013 Mazda 3 HA-707903 Radio Harness Adapter Plug - Image 1](https://m.media-amazon.com/images/I/41Z+O2t9bBL.jpg)
![Harmony Audio Compatible with 2004-2013 Mazda 3 HA-707903 Radio Harness Adapter Plug - Image 2](https://m.media-amazon.com/images/I/41fK0XKp3zL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Worked perfect!!😃
*by E***K on July 9, 2019*

Worked great, ordered two but only needed one, had enough pins for all of my needs, easily moved pins to the new positions for my specific needs...

### ⭐⭐⭐⭐⭐ Makes installs a breeze.
*by R***E on February 22, 2020*

Not my first install so it made everything very easy. No cutting or testing of the factory harness required.

### ⭐⭐⭐⭐⭐ Works
*by E***  on August 11, 2019*

Works just fine.

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**Shop now:** [https://www.desertcart.mx/products/46639021-harmony-audio-compatible-with-2004-2013-mazda-3-ha-707903](https://www.desertcart.mx/products/46639021-harmony-audio-compatible-with-2004-2013-mazda-3-ha-707903)

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*Product available on Desertcart Mexico*
*Store origin: MX*
*Last updated: 2026-02-24*