AutoMeter Electronic Diesel Fuel Rail Pressure Gauge

2007–2010 Dodge Ram 2500 / Dodge Ram 3500

6193

Overview:

The AutoMeter Cobalt 52mm Electronic Diesel Fuel Rail Pressure Gauge is engineered specifically for the demanding needs of modern direct-injected diesel engines found in 2007 to 2010 Dodge Ram 2500 and Ram 3500 trucks. Accurate fuel rail pressure monitoring is critical to maintaining engine longevity and optimizing power output in these high-pressure diesel systems. This gauge delivers precise, real-time readings using AutoMeter’s advanced digital stepper motor technology, providing professional-grade reliability and smooth pointer movement for confident diagnostics and tuning.

Designed for diesel enthusiasts, mechanics, and performance tuners, this gauge integrates seamlessly with your factory fuel rail pressure sensor via the included wiring harness. Its modern blue LED through-the-dial lighting ensures excellent visibility day or night, making it an essential instrument for monitoring your diesel engine’s fuel system health.

Key Features:

AutoMeter’s electronic diesel fuel rail pressure gauge combines cutting-edge technology with user-friendly design to deliver unmatched accuracy and durability. Key features include:

• Advanced digital stepper motor drive for precise and smooth pointer movement
• Direct connection to factory fuel rail pressure sensor with included wiring harness
• Compatible with both 12 and 16-volt electrical systems, suitable for nearly all street and race vehicles
• Race-proven digital stepper motor technology ensures professional-grade accuracy
• Self-calibration sequence during power-up enhances measurement precision
• Modern blue LED through-the-dial lighting for clear nighttime visibility
• Gauge kit includes all necessary mounting hardware and detailed installation instructions
• Designed to keep hazardous fluids outside the vehicle for safety and reliability

Construction & Design:

The gauge features a robust 52mm housing designed to withstand the rigors of automotive environments. Its digital stepper motor mechanism provides consistent, jitter-free pointer movement, ensuring readings are both accurate and easy to interpret. The blue LED illumination is integrated through the dial, offering a sleek appearance and enhanced visibility without distracting glare. The wiring harness is engineered for a direct plug-and-play connection to the factory sensor wiring, minimizing installation complexity and preserving factory wiring integrity.

Installation & Fitment:

Installation is straightforward with the included wiring harness that connects directly to the original equipment fuel rail pressure sensor wiring on 2007–2010 Dodge Ram 2500 and Ram 3500 models. The gauge mounts securely using the supplied hardware and detailed instructions, requiring no modifications to the vehicle’s fuel system. This plug-and-play design ensures a clean, professional installation that maintains factory reliability and safety standards.

What's Included:

• AutoMeter Cobalt 52mm Electronic Diesel Fuel Rail Pressure Gauge
• Wiring harness for direct sensor connection
• Mounting hardware
• Detailed installation instructions

Ideal For:

This gauge is ideal for diesel truck owners, performance tuners, and professional mechanics who demand precise fuel rail pressure monitoring to optimize engine performance and reliability. It is especially suited for those running direct-injected diesel engines in Dodge Ram 2500 and Ram 3500 trucks from 2007 to 2010, where maintaining correct fuel pressure is critical to engine health and power delivery.

AutoMeter is a cornerstone brand in performance instrumentation, offering gauges and data acquisition solutions for street, drag, and motorsports applications. From boost and AFR to oil pressure, temperature, and complete logging systems, AutoMeter helps enthusiasts monitor critical engine vitals and make smarter tuning and reliability decisions under hard use.