Ultra-Lite Series Full Sweep Electric Diesel High Pressure Oil Pump Pressure Gauge by Auto Meter. 2-1/16", 0-4,000 PSI. Full sweep precision stepper motor movement. Includes 10.5 ft. tubing or wiring harness. Instrument features brushed aluminum dial in silver finish with matching silver anodized bezel. For use with 1994-2003 7.3L & 2003-2007 6.0L Ford Powerstroke Engines ONLY Connects to OE fuel rail pressure sensor wiring.