Genuine OEM Volkswagen Air Cleaner Intake Hose, part number 7E0129578B. This essential hose forms a sealed connection between the air cleaner housing and the engine's intake system, ensuring that only filtered air reaches the engine. It features a flexible, corrugated section to accommodate engine movement and simplify installation. This black hose weighs approximately 0.345 kg. Using a genuine OEM intake hose guarantees the correct diameter, material composition, and routing geometry, preventing air leaks, maintaining proper air-fuel mixture, and protecting the engine from unfiltered contaminants.