This accurate, durable, and simple to install iEquus 8000 Performance 2 in. electrical air/fuel ratio gauge features race inspired styling, 20 multi-color LED radial display LEDs for enhanced visibility, white dial, satin silver aluminum bezel, and dual readouts for affordably and efficiently monitoring the air to fuel mixture ratios of your engine. Installation hardware included. Compatible with most existing vehicle OEM narrowband 0-1 V oxygen (O2) sensors (not included).

Product Features:

• Connect to pre-existing or separately purchased 0-1 volt narrowband style oxygen sensor(s) and determine whether the engine is running rich or lean for maximum performance efficiency.
• Dual display offers independent or dual left/right bank vs. inline readings
• Color LEDs provide a quick visual display of air/fuel ratio to allow you to quickly dial in your combination.
• Aluminum bezel is lightweight and optimizes appearance
• Useful for tuning carbureted and fuel injected engines
• Features 1/4 in. male spade terminals for electrical connections. Wiring not included.
• Includes installation instructions in English, French, and Spanish.