Ensure your semi truck is Ready for the Road Ahead™ with clean and reliable fuel, with the FILL-RITE 3/4" FNPT 50 psi Automatic Unleaded Fuel Nozzle. Due to its automatic shut off function, this replacement fuel nozzle is the ideal option to help fill commercial vehicles, tanks, and barrels. Constructed with rugged cast aluminum to endure strong temperature changes and extreme heat. FleetPride is your First Click in Heavy Duty®.