Genuine OEM Volkswagen Engine Air Hose, part number 5QF129654AB. This hose is responsible for delivering clean, filtered air from the air filter housing to the engine's intake system, a critical step for proper combustion and engine performance. It is typically located between the air filter and the throttle body or turbocharger. Weighing approximately 0.409 kg and measuring 0.41 meters in length, this genuine OEM hose is designed with precise dimensions and durable, flexible materials to ensure an airtight seal and resistance to engine vibrations, preventing unfiltered air from entering the engine.