Genuine OEM Audi Headlight Lamp Cap, part number 4L0941607. This cap is designed to seal and protect the headlight lamp assembly, preventing the ingress of moisture, dust, and debris. It is essential for maintaining the clarity and longevity of the headlight bulb and internal components. Made from durable black plastic, weighing 0.027 kg. Choosing a genuine OEM headlight cap ensures a perfect seal and proper ventilation, which is critical for preventing condensation and preserving the integrity of the lighting system.