Genuine OEM Volkswagen Soundproofing, part number 6F0857939. This part functions to absorb and dampen noise and vibrations, contributing to a quieter and more comfortable interior environment. It is located within the vehicle's cabin, likely on the floor or firewall area, as indicated by the diagram. Genuine OEM soundproofing materials are engineered for specific acoustic properties and durability, ensuring effective noise reduction and a premium driving experience.