Genuine OEM Audi Engine Vacuum Hose, part number 03L131552AN. This hose is responsible for transmitting vacuum pressure to various engine components, which is vital for systems like braking assistance, emissions control, and turbocharger regulation. Its precise routing and durable material ensure consistent vacuum delivery. Weighing 0.013 kg and measuring 0.28m in length, this genuine OEM hose provides the exact flexibility and resistance required for reliable engine operation.