Genuine OEM Hyundai Fuel Filler Cap Tether, part number 310152D500. This tether serves to keep the fuel filler cap securely attached to the vehicle's body or filler neck assembly, preventing it from being lost or misplaced during refueling. It is positioned near the fuel filler opening. Opting for a genuine OEM tether ensures the correct length, material flexibility, and attachment points for reliable long-term use.