Outfit your semi to be Ready for the Road Ahead™ with an equal distribution of tire pressure, with the Dual Dynamics 95 psi Cross Fire™ Dual Tire Pressure Equalization System. With a sophisticated design, this replacement valve seamlessly mounts between dual tires to allow for a free flow of air to maintain equal pressure levels. Manufactured with rugged materials to tolerate extreme pressure levels. FleetPride is your First Click in Heavy Duty®.