Genuine OEM Audi Air Intake Hose, part number 5C0133366AA. This hose is a vital component of the engine's air intake system, responsible for channeling clean, filtered air from the air filter assembly directly into the engine's intake manifold. It is positioned within the engine bay, connecting to the intake manifold to ensure a sealed and efficient air supply. Weighing 0.102 kg, it measures approximately 0.405 meters in length. Using a genuine OEM air intake hose ensures the correct material flexibility, precise dimensions, and secure connections, preventing air leaks that could lead to incorrect air-fuel mixtures and compromised engine performance.