Genuine OEM Hyundai Rear Window Wash Hose, part number 1792504021. This hose is responsible for transporting washer fluid from the reservoir to the rear window spray nozzle, enabling effective cleaning of the rear glass. It is precisely routed along the vehicle's rear section to ensure proper function. Genuine OEM hoses are manufactured with specific materials and dimensions to resist fluid degradation and maintain correct routing geometry, preventing kinks and leaks.