Genuine OEM Audi Activated Charcoal Canister, part number 3D0201797E. This component is essential for the evaporative emissions system, absorbing fuel vapors to prevent their release into the atmosphere. It is typically located within the fuel system or underbody area. Weighing 1.136 kg with dimensions of 0.342m length, 0.16m width, and 0.136m height. Choosing a genuine OEM canister ensures the correct absorption capacity and material integrity for effective emissions control and system longevity.