Auto Meter brings you durable products that are easy to use every time. Auto Meter 2″ Rail Press, 0-30K PSI FSE, Cummins 5.9L: Durable construction Easy to use Traditional incandescent lighting illuminates around the perimeter of the dial Gauge kit includes wiring harness, bulb and socket assembly, red and green bulb covers, mounting hardware, and detailed instructions for installation Included wire harness connects to original equipment fuel rail pressure sensor wiring AutoMeter’s race proven digital stepper motor electric instruments provide unmatched accuracy while keeping hazardous fluids outside of the vehicle The accuracy of digital stepper motor gauges is further increased by utilizing a self calibration sequence during power up 12 and 16 volt compatible, compatible with nearly every street car or race car electrical system Fits Select:2003-2007 DODGE RAM 2500 6 Cyl 5.9 L2001-2006 CHEVROLET SILVERADO 8 Cyl 6.6 L2003-2007 DODGE RAM 3500 6 Cyl 5.9 L2001-2006 GMC SIERRA 8 Cyl 6.6 L2001-2006 GMC NEW SIERRA 8 Cyl 6.6 Land more – add your vehicle to our fit widget to check