Genuine OEM Audi Engine Vent Hose, part number 079103237A. This short, durable rubber hose is designed to facilitate the controlled venting of engine gases, which is crucial for maintaining optimal crankcase pressure and preventing oil leaks. It is a compact component, weighing 0.016 kg and measuring 0.045 m in length. Using a genuine OEM hose ensures the correct material composition, flexibility, and resistance to engine heat and oil, preventing premature cracking or collapse that could lead to engine issues.