Genuine OEM Volkswagen Left Rear Taillight Bulb Holder, part number 5N0945257C. This essential electrical component is designed to securely house and provide electrical contact for the various bulbs within the taillight assembly. It is specifically for the left rear side of the vehicle. Constructed from durable plastic with integrated metal contacts, it ensures reliable operation of the taillights. Using a genuine OEM bulb holder guarantees correct fitment, electrical integrity, and resistance to heat and vibration, which are crucial for consistent lighting performance and safety.