Genuine OEM Audi Evaporative Emission System Vent Hose, part number 4H0906272H. This hose is a critical component of the evaporative emission system, responsible for venting fuel vapors to prevent their release into the atmosphere. It connects to a component within the EVAP system, typically near the fuel tank. Weighing only 0.0193 kg and measuring 0.055 m in length, this small hose is manufactured to precise factory specifications. Using a genuine OEM hose ensures correct sealing, proper vapor flow, and long-term compliance with emission regulations.