AutoMeter P32121 2-1/16" Fuel Rail Pressure Gauge 30K PSI Stepper Motor Spek

The AutoMeter P32121 Spek Series fuel rail pressure gauge is designed for modern direct-injected diesel applications where ultra-high pressures require precise monitoring to maintain engine longevity and optimal power output. Featuring AutoMeter's advanced digital stepper motor drive technology, this 2-1/16" gauge delivers professional-grade accuracy, reliability, and smooth pointer movement with a 280° brushless stepper motor for superior dial resolution.

Advanced Features:

• 7 user-selectable background illumination colors (red, blue, green, white, yellow, orange, violet) with adjustable brightness and independent dimming of dial and pointer
• Peak recall function stores and displays the highest pressure reading until manually cleared
• Configurable high and low pressure warnings using three on-instrument-face buttons
• Pro-Control output with 1.5 amp capacity to trigger relays, warning lights, buzzers, fans, pumps, or injection systems
• Patented wide-angle dial design provides maximum viewability in a compact 2-1/16" format

Installation and Compatibility:

• Connects directly to factory sensors with included pre-wired harness
• Includes plug-in pass-through harness for simplified installation on 2001-2012 GM Duramax and 2003-2008 Dodge Cummins applications
• Patented lightweight spin-on bracket for quick mounting

Specifications:

• Pressure range: 3,000-30,000 PSI
• Size: 2-1/16" (52mm) standard gauge diameter
• Cup/hole size: 2.050"
• Outer bezel diameter: 2.360"
• Dial color: Silver with chrome round shoulder bezel
• Lens: Domed clear
• Pointer: Fluorescent red
• Lighting: LED with 7 selectable colors

This precision instrument is ideal for diesel truck enthusiasts and professional applications requiring accurate fuel rail pressure monitoring in high-pressure common rail diesel systems.