Genuine OEM Audi Activated Charcoal Container Breather Line, part number 4N0201995N. This component plays a vital role in the vehicle's emissions control system by connecting to the activated charcoal container. It facilitates the proper venting and processing of fuel vapors. This line measures 1.21 meters in length and weighs 0.379 kg. Utilizing a genuine OEM breather line ensures correct material properties for vapor resistance, precise routing, and secure connections, which are essential for maintaining emissions compliance and system integrity.