Genuine OEM Volkswagen Rear Bumper Foam Filler, part number 5NA807251. This essential component is designed to provide critical cushioning and support for the rear bumper assembly. Positioned directly behind the rear bumper cover, it plays a vital role in absorbing impact energy during minor collisions, protecting the vehicle's structure. Made from lightweight yet durable foam, this filler weighs approximately 0.52 kg and measures 1.18 meters in length. Genuine OEM foam fillers ensure precise dimensions and material density, crucial for maintaining the bumper's intended crash performance and structural integrity.