Genuine OEM Volkswagen Air Intake Hose, part number 1K0129618CD. This essential component is responsible for channeling filtered air from the air filter housing to the engine's intake manifold, ensuring a clean and consistent air supply for optimal combustion. It is typically located within the engine bay as part of the air intake system. Constructed from durable, flexible, corrugated plastic or rubber, it measures approximately 0.21 meters in length and weighs 0.092 kg. Using a genuine OEM air intake hose guarantees the correct diameter, flexibility, and resistance to engine heat and vibrations, preventing air leaks that could affect engine performance and fuel efficiency.