Auto Meter Diesel Fuel Rail Pressure Full sweep precision stepper motor movement. Includes 10.5 ft. tubing or wiring harness. For use with 2003-2007.5 Dodge Cummins 5.9L and GM Duramax LB7 & LLY Engines ONLY. Connects to original equipment fuel rail pressure sensor wiring. Full Sweep Electric 0-30,000 PSI 2-1/16"