Genuine OEM Volkswagen Activated Charcoal Container, part number 4M4201801. This container stores activated charcoal to absorb fuel vapors from the fuel tank, playing a crucial role in the vehicle's emissions control system. It is located in the fuel system assembly. The container has dimensions of 0.35m x 0.16m x 0.143m and weighs 2.176 kg. Genuine OEM activated charcoal containers ensure precise vapor absorption and system integration, maintaining factory emissions standards.