Genuine OEM Audi Engine Vacuum Hose, part number 057131058N. This hose is crucial for transmitting vacuum pressure to various engine components, supporting functions like emissions control, brake boosting, or turbocharger regulation. It is integrated into the engine's vacuum and emissions system. Weighing approximately 0.044 kg, this hose is designed to withstand engine bay temperatures and pressures. Choosing a genuine OEM vacuum hose ensures correct material flexibility, precise routing, and airtight connections for reliable system operation.