Understanding the precise air/fuel mixture in your engine is crucial for achieving optimal performance and longevity. The AutoMeter 4397 Pro Wideband Gauge stands out in the crowded market of wideband gauges, thanks to its advanced calibration technology. Each time you start your vehicle, this gauge automatically calibrates itself, ensuring consistent accuracy throughout the lifespan of your sensor—no free air calibration required.
This gauge is compatible with a variety of fuel types and offers a customizable display, allowing you to monitor the exact range that matters most to you. Whether you’re pushing limits on the track or cruising on the street, the advanced peak recall function and lean warning system keep you informed and safe while you make power. The display automatically dims to suit any lighting condition, providing a clear view at all times.
Included with the gauge are a specially designed O2 sensor and wiring harness, making installation straightforward. With data logging output available for both one-wire and two-wire systems in lambda or AFR, the AutoMeter 4397 Pro Wideband Gauge is not just accurate but also user-friendly, making it the ideal choice for any performance enthusiast.
Key Specifications
Gauge Size: 2-1/16 inches (52.4mm)
AFR Range: 6:1 to 20:1
Type: Ultra-Lite Wideband Air/Fuel Ratio Gauge
Features
Bezel Color: Brushed Aluminum
Bezel Style: Super Bezel
Face Color: Silver
Lens: Flat Clear
Lighting Color: Red LED with Red, Yellow, and Green Segments
Lighting Type: Digital LED
Movement Type: Digital
Outer Bezel Diameter: 2.250 inches
Size: 2.3125 inches
WARNING CA Proposition 65: Yes – This product can expose you to chemicals known to the State of California to cause cancer. For more information, visit www.p65warnings.ca.gov.
Customer Insights
Many users appreciate how easy the AutoMeter 4397 is to install and operate. Feedback highlights the gauge’s clarity and responsiveness, making it a favorite among both daily drivers and track enthusiasts. The ability to monitor air/fuel ratios in real-time has proven invaluable for tuning, ensuring that engines run efficiently and safely.
Fitment Notes
Universal Fitment: This gauge is designed for universal fitment across a wide range of vehicles. However, it’s recommended to conduct thorough research to confirm compatibility with your specific vehicle model.
MKW M121 Wheel 20x8.5 5x110|5x115 35mm Gloss Black Machined 
Reviews
There are no reviews yet.