Genuine OEM Volkswagen Taillight Bulb Holder, part number 5K0945259. This component is essential for the vehicle's rear lighting system, securely housing the taillight bulbs and providing the necessary electrical contacts. It is designed for the left side of the rear taillight assembly. Constructed from durable plastic, this bulb holder ensures proper fitment and electrical integrity. Choosing a genuine OEM bulb holder guarantees correct socket dimensions, robust electrical connections, and resistance to heat and vibration for consistent lighting operation.