Motorad MGC539T Tethered Fuel Cap For Select 04-21 Ford Models Fits select: 2009-2021 FORD F250, 2009-2021 FORD F350

Manufactured with OEM quality materials and safety standards by an OE Supplier. Manufactured to pass all state and federal emissions requirements. Specifically designed pressure and vacuum relief valves to prevent evaporation of fuel. A leaking fuel cap can allow up to 30 gallons of gasoline to evaporate over the period of a year.