Genuine OEM Volkswagen Headlight Cap, part number 5G0941607B. This cap is designed to protect the internal components of the headlight assembly, such as bulbs, wiring, and reflectors, from environmental elements like moisture, dust, and dirt. It forms a crucial seal on the back of the headlight unit. Weighing approximately 0.079 kg and with a diameter of about 0.12 meters, this cap is made from durable plastic. Using a genuine OEM headlight cap ensures a precise fit and proper sealing, which is vital for maintaining the integrity and performance of the vehicle's lighting system.