AutoMeter P73021 Spek-Pro Diesel Gauge Pillar Kit 01-07 GM Full-Size Truck

The AutoMeter Spek-Pro P73021 Pillar Kit delivers a complete diesel monitoring solution designed specifically for 2001-2007 GM full-size trucks equipped with premium A-pillar speakers. This ready-to-install kit includes three critical gauges: pyrometer (EGT) measuring 0-2000°F, boost gauge reading 0-35 PSI, and transmission temperature gauge spanning 100-300°F, all mounted in a vehicle-specific pillar pod.

Advanced Digital Features:

• 7-color user-selectable background illumination (red, blue, green, white, yellow, orange, violet) with independent dimming control for dial and pointer
• Precision 280° brushless stepper motor movement for smooth, accurate readings with superior dial resolution
• Patented Wide Angle dial design maximizes viewability in the 2-1/16" gauge format
• Peak recall function stores highest readings until manually cleared
• Configurable high and low warning thresholds set via three instrument-face buttons
• Pro-Control output capable of triggering 1.5 amp loads for warning lights, buzzers, fans, or injection systems

Installation & Design:

• Custom-fit pillar mount designed for GM trucks with factory A-pillar speaker configuration
• Pre-wired harness and patented spin-on bracket for simplified installation
• Black dial with fluorescent red pointer and flat anti-glare lens
• Black Spek square shoulder bezel design
• LED lighting with adjustable brightness for day/night visibility

This comprehensive gauge package provides diesel truck owners with essential real-time monitoring of exhaust gas temperature, boost pressure, and transmission temperature—three critical parameters for performance tuning, towing safety, and engine protection.