Genuine OEM Audi AdBlue Warning Label, part number 4L0010508. This label provides crucial information and warnings regarding the AdBlue (Diesel Exhaust Fluid) system, including refill instructions and compatibility. It is typically located near the AdBlue filler cap or within the fuel filler compartment. This durable adhesive label weighs approximately 0.001 kg. Using a genuine OEM label ensures that all critical information is clearly displayed and compliant with manufacturer specifications, supporting proper maintenance and operation of the emissions system.