Outfit your semi to be Ready for the Road Ahead with enhanced air pressure control, with the Bendix D-2 High Temperature Air Compressor Governor Valve. With a sophisticated design, this replacement valve works to help regulate the air pressure levels in a pneumatic system to guarantee safe operation within pre-determined limits. Manufactured with top-tier materials to withstand extreme pressures while making adjustments as needed. FleetPride is your First Click in Heavy Duty .