Genuine OEM Volkswagen Activated Charcoal Container, part number 5Q0201797D. This container is a key component of the evaporative emissions system, designed to absorb and store fuel vapors from the fuel tank. It prevents these harmful vapors from escaping into the atmosphere. This container weighs 2.286 kg. Opting for a genuine OEM activated charcoal container guarantees proper vapor absorption capacity, system integration, and long-term effectiveness in emissions control.