Auto Meter Fuel Rail Pressure Gauge Full sweep precision stepper motor movement. Includes 10.5 ft. tubing or wiring harness. For use with 2007.5 and Newer Dodge Cummins 6.7L and GM Duramax LBZ & LMM Engines ONLY. Connects to original equipment fuel rail pressure sensor wiring. Full Sweep Electric 0-30,000 PSI 2-1/16"