Best 1999 Dodge Ram Vacuum Check Valve

• Manufactured to pass all state and federal emissions requirements
• Specifically designed pressure and vacuum relief valves to prevent evaporation of fuel
• Manufactured with OEM quality materials and safety standards
• A leaking fuel cap can allow up to 30 gallons of gasoline to evaporate over the period of a year
• A "tethered" version is also available, MODEL #MGC-817T

• Provides a tight seal to keep your vehicle's fuel tank closed
• A sealed fuel tank reduces vapor emissions which helps the environment
• Professional, premium aftermarket replacement fuel cap
• Provides the performance and dependability you expect from ACDelco
• Manufactured to meet expectations for fit, form, and function