Product Details: Update your vehicle with enhanced control of fluid movement and timing, with the Airsource 1/8'' NPT Air Solenoid Valve that ensures you're Ready for the Road Ahead™. Due to its specialized design, this replacement valve is able to manage the flow of fluids in the pneumatic system by automatically purging or dispelling fluids as needed. Constructed with reactive electric components to offer a rapid response time and increased reliability. FleetPride is your First Click in Heavy Duty®.