HEQI Replacement ballast8K0941597E,D3S W003T22071 Xenon Headlight Ballast HID Control Unit Module

Xenon Headlight Ballast HID Control Unit: High-quality control unit module designed to manage xenon HID headlight systems efficiently OEM Replacement Part Numbers: NEW OEM D3S D3R D4S D4R XENON Ballast compatible with part numbers 8K0941597E and W003T22071 Compatible Ballast Model: D3S-W003T22071 Xenon Headlight Ballast HID designed for reliable performance and long-lasting durability Universal Fitment Design: Direct replacement ballast that fits both left and right sides of compatible vehicle models Single Unit Package: Includes one xenon HID ballast module with part number 8K0941597E for easy installation and replacement Wide Vehicle Compatibility: Compatible with multiple Audi A4, A7 Sportback models from 2004-2011 including various engine configurations and quattro variants D3S D3R D4S D4R Bulb Support: Specifically engineered to work with D3S, D3R, D4S, and D4R xenon bulb types for optimal lighting performance