Genuine OEM Hyundai Fuel Filler Hose, part number 31036N9000. This critical component provides a secure and leak-free connection between the fuel filler neck and the fuel tank. It is positioned to route fuel safely from the filler opening into the tank. Choosing a genuine OEM fuel filler hose ensures the correct material composition, diameter, and routing geometry for resistance to fuel degradation and proper sealing, preventing leaks and maintaining fuel system integrity.