Genuine OEM Audi Hood Water Box Seal, part number 4L0823723. This seal is positioned at the rear of the hood, sealing the water box area to prevent water and debris from entering sensitive engine bay components. It is a long, straight rubber strip, weighing 0.561 kg and measuring 1.42 meters in length. Choosing a genuine OEM seal ensures the correct material properties and precise dimensions for an effective and durable barrier against environmental elements.