---
product_id: 729181674
title: "2Pcs DRL Headlight Ballast Module Control Unit Compatible with Audi A3 S3 2017-2021 Replacement for 90070222 8V0998473 8V0998474 90070223 Daytime Running Light Left & Right"
brand: "wmphe"
price: "$69.25"
currency: USD
in_stock: true
url: https://www.desertcart.us/products/729181674-2pcs-drl-headlight-ballast-module-control-unit-compatible-with-audi
store_origin: US
region: United States of America
---

# High-efficiency power supply Aluminum heat dissipation Waterproof circuit protection 2Pcs DRL Headlight Ballast Module Control Unit Compatible with Audi A3 S3 2017-2021 Replacement for 90070222 8V0998473 8V0998474 90070223 Daytime Running Light Left & Right

**Brand:** wmphe
**Price:** $69.25
**Availability:** ✅ In Stock

## Summary

> ⚡ Illuminate your drive with flawless power and style!

## Quick Answers

- **What is this?** 2Pcs DRL Headlight Ballast Module Control Unit Compatible with Audi A3 S3 2017-2021 Replacement for 90070222 8V0998473 8V0998474 90070223 Daytime Running Light Left & Right by wmphe
- **How much does it cost?** $69.25 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.us](https://www.desertcart.us/products/729181674-2pcs-drl-headlight-ballast-module-control-unit-compatible-with-audi)

## Best For

- wmphe enthusiasts

## Why This Product

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

## Key Features

- • **OEM-Grade Reliability:** Exact replacement for factory parts ensuring perfect fit and function
- • **Plug & Play Precision:** Seamlessly fits Audi A3/S3 2017-2021 without coding hassle
- • **Durable Aluminum Build:** Enhanced heat dissipation and vibration resistance for long-lasting performance
- • **Dual-Side Compatibility:** Includes left & right ballast modules for complete DRL replacement
- • **Waterproof Circuit Board:** Spray-glued protection against oxidation and aging for reliable operation

## Overview

This 2-piece DRL headlight ballast module set is a direct OEM replacement for Audi A3 and S3 models from 2017 to 2021. Crafted from durable aluminum with waterproof circuit protection, it ensures reliable, plug-and-play operation for both left and right daytime running lights, maintaining factory-level performance and longevity.

## Description

2Pcs DRL Headlight Ballast Module Control Unit Compatible with Audi A3 S3 2017-2021 Replacement for 90070222 8V0998473 8V0998474 90070223 Daytime Running Light Left & Right

## Features

- OEM Part Number: WMPHE Daytime running light headlight ballast replacement for 90070222 90070223 8V0941005G 8V0941043G 90103617 8V0998473 8V0998474 B011482-A B101139-A , Please confirm if it is compatible with your model before purchase
- Fitment: Left & Right DRL headlight ballast module control unit compatible with Audi A3 2017-2021, compatible with Audi S3 2017-2021
- Reliable Material: The headlight ballast is made of reliable aluminum, which has better heat dissipation and vibration resistance, high strength, and durability. The internal waterproof circuit board is treated with spray glue, which can protect the internal electronic components from oxidation and aging
- Direct Replacement: The HID headlight ballast is responsible for supplying power to the headlight bulb. Plug and play, suitable for left or right headlights. Each ballast is designed to be directly connected to your vehicle without the need for programming or coding the car
- Attention: If water vapor enters, the ballast will stop working. Please check the leaking headlight assembly before installation. Each car's headlights have their own ballasts. Although HID xenon ballasts often malfunction, your factory's headlight bulbs can also malfunction

## Images

![2Pcs DRL Headlight Ballast Module Control Unit Compatible with Audi A3 S3 2017-2021 Replacement for 90070222 8V0998473 8V0998474 90070223 Daytime Running Light Left & Right - Image 1](https://m.media-amazon.com/images/I/61IPqB6xSeL.jpg)

## Frequently Bought Together

- WMPHE 2Pcs DRL Headlight Ballast Module Control Unit Compatible with Audi A3 S3 2017-2021 Replacement for 90070222 8V0998473 8V0998474 90070223 Daytime Running Light Left & Right
- DMEX D3S HID Headlight Bulbs Xenon 6000K Cool White 35W Replacement 66340 42403 42302 Headlamp - Pack of 2(Not fit Halogen Headlight Assembly)
- DMEX D1S Xenon HID Headlight Bulbs 6000K Cool White 35W 66144 66140 85140 85415 Replacement - Pack of 2(NOT fit Halogen Headlight Assembly)

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*Product available on Desertcart United States of America*
*Store origin: US*
*Last updated: 2026-01-24*