Genuine OEM Volkswagen Vacuum Hose, part number 03L131055J. This hose carries vacuum pressure for various engine functions, essential for systems like brake boosting, emissions control, or turbocharger regulation. It is located within the engine bay, connecting specific components. Made from durable, flexible rubber or plastic, this hose weighs approximately 0.067 kg. Using a genuine OEM vacuum hose ensures precise routing, correct internal diameter, and resistance to engine bay temperatures and chemicals, maintaining airtight seals and reliable system operation.