---
product_id: 112414230
title: "YunStal Xenon Headlight Ballast Control Unit D1S D1R for Audi A1A3 A4 A5 A6 A7 A8 VW Jetta Golf Replace OE 8K0941597E W003T22071"
brand: "yunstal"
price: "$65.65"
currency: USD
in_stock: true
url: https://www.desertcart.us/products/112414230-yunstal-xenon-headlight-ballast-control-unit-d1s-d1r-for-audi
store_origin: US
region: United States of America
---

# Fast startup with high voltage surge Waterproof & shockproof for durability Premium aluminum for heat & vibration resistance YunStal Xenon Headlight Ballast Control Unit D1S D1R for Audi A1A3 A4 A5 A6 A7 A8 VW Jetta Golf Replace OE 8K0941597E W003T22071

**Brand:** yunstal
**Price:** $65.65
**Availability:** ✅ In Stock

## Summary

> ⚡ Illuminate your drive with unstoppable power and precision!

## Quick Answers

- **What is this?** YunStal Xenon Headlight Ballast Control Unit D1S D1R for Audi A1A3 A4 A5 A6 A7 A8 VW Jetta Golf Replace OE 8K0941597E W003T22071 by yunstal
- **How much does it cost?** $65.65 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/112414230-yunstal-xenon-headlight-ballast-control-unit-d1s-d1r-for-audi)

## Best For

- yunstal enthusiasts

## Why This Product

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

## Key Features

- • **Built to Endure:** Premium aluminum housing plus 6-layer protection ensures unmatched durability and safety under all conditions.
- • **Rapid Ignition Power:** Experience lightning-fast lamp startup with optimized high-pressure current conduction.
- • **Weatherproof Reliability:** Advanced waterproof and shockproof design protects internal circuits from oxidation and aging.
- • **Flicker-Free Illumination:** Stable voltage regulation guarantees consistent, even lighting without annoying flickers or dips.
- • **Engineered for Precision Fit:** Seamlessly compatible with a wide range of Audi and VW models for hassle-free replacement.

## Overview

The YunStal Xenon Headlight Ballast Control Unit (OE# 8K0941597E W003T22071) is a premium, vehicle-specific ballast designed for Audi and Volkswagen models (2009-2016). Crafted from high-grade aluminum, it offers superior heat dissipation and vibration resistance. Featuring six protective mechanisms and a waterproof, shockproof design, it ensures fast, flicker-free HID lamp startup and long-lasting performance. This ballast converts DC to AC power efficiently, guaranteeing stable, bright lighting while safeguarding against electrical faults.

## Description

Full description not available

## Features

- 【Premium quality 】made of premium aluminum for better heat dissipation and vibration resistance performance,also with 6 protections against overpressure,low pressure,overheating,no-load,short circuit,reverse connection for more safety and durability.B uilt-in high pressure bag can speed up current conduction speed & save power consumption for fast startup,also can protect high pressure bag from any dust & rain in the engine environment to enhance security
- 【Replacement A ballast】It is a crucial part of a fluorescent or HID lighting system. Also does it provides enough voltage and current throughout operation and regulates the electrical current of the light once it is lit. It can act as DC to AC converter so that you can use the normal DC power source in the car to light the bulbs efficiently.The most common cause of HID Ballas failure is long term use, which can resulting in flickering, dipped beam not working or light failed.
- 【Powerful function】 Waterproof & shockproof performance-the internal circuit board is treated with adhesive glue irrigation , protect internal electronic components from oxidation & aging.It can help your lamp start up quickly. When the lamp is turned on, the ballast provides a surge of higher voltage, then establish an arc between two electrodes on the lamp and reduces the voltage and the electric current. This ensures the light produced is even and steady, without flickering or fading.
- 【Reference OE#】8K0941597E W003T22071
- 【Compatible】it fits for Audi A1A3 A4 A5 A6 A7 A8 RS3 RS4 RS5 RS6 RS7 S3 S4 S5 S6 S7 S8 A8L Q3 RS Q5, VW Caddy CC Sharan Scirocco Eos Jetta Tiguan Touran Touareg Transporter Golf Polo Seat Alhambra Skoda Oktavia Superb. warranty:12 months

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Brand | YunStal |
| Specific Uses For Product | Ambient Lighting |
| Vehicle Service Type | Car |
| Year | 20092016 |
| Special Feature | Waterproof |
| Wattage | 35 watts |
| Auto Part Position | Rear |
| Lens Color | Clear |
| Lens Material | Polycarbonate |
| UPC | 713721089918 |
| Assembly Required | No |
| Automotive Fit Type | Vehicle Specific Fit |
| Manufacturer | YunStal |
| Set Name | Audi and Volkswagen Cars |
| Item Weight | 7 ounces |
| Package Dimensions | 5.51 x 4.33 x 1.85 inches |
| Manufacturer Part Number | 8K0941597E W003T22071 |
| Special Features | Waterproof |

## Product Details

- **Brand:** YunStal
- **Specific Uses For Product:** Ambient Lighting
- **Light Source Type:** Xenon
- **Vehicle Service Type:** Car
- **Year:** 20092016
- **Special Feature:** Waterproof
- **Voltage:** 12 Volts
- **Wattage:** 35 watts
- **Auto Part Position:** Rear
- **Lens Color:** Clear

## Images

![YunStal Xenon Headlight Ballast Control Unit D1S D1R for Audi A1A3 A4 A5 A6 A7 A8 VW Jetta Golf Replace OE 8K0941597E W003T22071 - Image 1](https://m.media-amazon.com/images/I/61UWN91T0XL.jpg)
![YunStal Xenon Headlight Ballast Control Unit D1S D1R for Audi A1A3 A4 A5 A6 A7 A8 VW Jetta Golf Replace OE 8K0941597E W003T22071 - Image 2](https://m.media-amazon.com/images/I/61C7UyklGuL.jpg)
![YunStal Xenon Headlight Ballast Control Unit D1S D1R for Audi A1A3 A4 A5 A6 A7 A8 VW Jetta Golf Replace OE 8K0941597E W003T22071 - Image 3](https://m.media-amazon.com/images/I/71SINSzh2JL.jpg)
![YunStal Xenon Headlight Ballast Control Unit D1S D1R for Audi A1A3 A4 A5 A6 A7 A8 VW Jetta Golf Replace OE 8K0941597E W003T22071 - Image 4](https://m.media-amazon.com/images/I/51bcVf9RKCL.jpg)
![YunStal Xenon Headlight Ballast Control Unit D1S D1R for Audi A1A3 A4 A5 A6 A7 A8 VW Jetta Golf Replace OE 8K0941597E W003T22071 - Image 5](https://m.media-amazon.com/images/I/61PQi5l6xwL.jpg)

## Questions & Answers

**Q: Will this fit 2013 Audi S4?**
A: It shows a picture when you scroll down showing the fitment.

## Frequently Bought Together

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