Genuine OEM Audi Fuel System Breather Line, part number 8J0201183C. This line is an essential component of the fuel system, designed to manage fuel vapor and maintain proper tank pressure. It is positioned at the rear right of the vehicle, connecting various fuel system components. Constructed from durable corrugated plastic, this line measures approximately 0.74 meters in length and weighs about 0.1375 kg. Choosing a genuine OEM breather line ensures correct routing geometry, proper sealing, and resistance to fuel vapors for optimal emissions control and system integrity.