Edge Insight CTS3 Digital Gauge – 5-Inch Touchscreen, 1996+ OBD-II Vehicles

Meet the Edge Insight CTS3 Digital Gauge — a compact, full-color display designed to bring clear, real-time insights to your dashboard. Built to work with most 1996 and newer OBD-II vehicles, this 5-inch touchscreen goes beyond a simple gauge cluster by combining multiple data streams into one intuitive interface. The unit is produced by Holley Performance Products (Holley Part #84130-3), and it can be paired with an optional windshield mount for quick, tool-free installation.

What you can monitor

• EGT (exhaust gas temperature) and regen cycles for diesel engines
• Transmission temperature and engine boost levels
• RPM and speed, plus a built-in performance meter (0–60, quarter-mile times)
• Real-time data logging with easy export to analyze trends
• Diagnostic trouble codes (DTCs) and clear readouts for quick checks

Design, usability, and alerts

The Gen 3 design delivers a fast, responsive experience with a vivid color display. The 5-inch capacitive touchscreen auto-dims for night driving and supports swipe navigation for fluid control. You can personalize gauge layouts, colors, and backgrounds to suit your preference or vehicle theme. Optional audible and visual alerts help you stay informed without distracting you from the road.

• Plug-and-play setup via the OBD-II port
• Personalized gauge faces and background tones
• Upper-level performance meter with instant readouts
• Wi-Fi upgradeable for future feature expansions

Real-world use cases

Enthusiasts quickly see how the CTS3 can streamline monitoring after upgrades, letting you keep an eye on critical parameters during hard accelerations, trail runs, or highway pulls. Regular drivers may appreciate easier visibility of engine and transmission temps, aiding routine maintenance decisions. Data export simplifies sharing performance data with peers or mechanics, while the integrated accessory system opens possibilities to add switches for lighting, compressors, or winches.

Compatibility notes

Edge CTS3 is designed for most domestic 1996+ OBD-II vehicles. Please note that compatibility with 1998–2005 Dodge/Ram models has not been released yet.

In short, the CTS3 offers a stylish, capable, and expandable way to monitor your vehicle’s health and performance without the bulk of traditional gauges. It’s a practical upgrade for a cleaner cockpit and a sharper sense of how your engine behaves under different conditions.