Ultra High Pressures In Modern Direct Injected Diesel Applications Require Precise Monitoring To Assure The Longevity And Power Output Of Your Engine. Using Autometers Advanced Digital Stepper Motor Drive, This Gauge Provide The Most Accurate Possible Reading, Professional Grade Reliability And Smooth Pointer Movement. Connects Directly To Your Factory Sensor With An Included Wiring Harness.. 7 color user-selectable background illuminations (red, blue, green, white, yellow, orange, and violet) with adjustable brightness for day and night - with independent dimming of dial and pointer.. auto meter; autometer; fuel pressure; fuel; pressure; gauge; gage; instrument; mechanical; racing; drag; race; competition; race car; street rod. Includes plug in pass through harness to simplify wiring connections on 01-12 GM Duramax and 03-08 Dodge Cummins applications.. Autometer Spek-Pro Gauge Rail Press 2 1/16in 30Kpsi Stepper Motor W/Peak & Warn Blk/Blk. GAUGE, RAIL PRESS, 2 1/16" , 30KPSI, STEPPER MOTOR W/PEAK & WARN, BLK/BLK, SPEK. 2-1/16" FUEL RAIL PRES, 3K-30K PSI, BFB,. GA 2" RAILP BFB SPEK. Fuel Pressure Gauge. SPEK-PRO

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