Genuine OEM Audi Rear Air Intake Hose, part number 079129628A. This essential hose is responsible for channeling clean, filtered air from the air filter box into the engine's intake manifold, supporting efficient combustion. It is positioned at the rear of the intake system, connecting critical components. Made from durable, flexible plastic, this hose is designed to withstand engine bay temperatures and vibrations. Using a genuine OEM air intake hose ensures correct routing geometry, airtight seals, and resistance to degradation, which are crucial for maintaining proper engine performance and preventing unfiltered air from entering the engine.