The Kenworth 2006 And Newer Primary And Secondary Reservoir PSI Gauge is a practical and reliable product that monitors both primary and secondary reservoirs. With a gauge range from 0 to 150 PSI, it ensures accurate readings. This gauge is available with a red, blue, or green LED display and a chrome bezel, adding a touch of customization. It fits most Kenworth models from 2006 and newer, and it is made in the USA. With two high accuracy PSI sensors and cables, this gauge is a must-have for Kenworth owners looking for a dependable and efficient monitoring solution.