Genuine OEM Volkswagen Sill Reinforcement, part number 3G8810608. This part functions as a structural reinforcement along the lower side of the vehicle's body, commonly known as the sill. It is positioned on the lower body panel, running lengthwise. Constructed from durable steel, it enhances the vehicle's structural integrity and contributes to crash safety. Genuine OEM parts ensure exact fitment and material specifications for optimal performance and longevity.