Skip to content
Advanced digital gauge for precise air fuel ratio monitoring.
The AEM Electronics Air Fuel Ratio Gauge is designed for accurate monitoring of air fuel ratios in gasoline engines. This digital gauge features a 2-1/16 inch round design that fits seamlessly into your vehicle's dashboard. It utilizes OBDII pass-through technology to provide real-time AFR readings through the factory ECU CAN-Bus, making it compatible with various tuning setups, including piggyback programmers and open source software.
With a range of 8:1 to 18:1, this gauge allows users to display AFR values in hundredths of percent, ensuring precise tuning and performance optimization. The gauge is equipped with an auto dimming feature for enhanced visibility in different lighting conditions. Additionally, it supports vehicle voltages up to 16 volts and offers optional outputs for data logging and feedback control, enhancing its utility for performance enthusiasts.
Installation is straightforward, with a slim profile of only 0.825 inches in depth and a gauge cup depth of 0.200 inches, making it suitable for various mounting applications. The AEM Electronics Air Fuel Ratio Gauge is an essential tool for those looking to monitor and optimize their vehicle's performance effectively.
Features
- OBDII Pass-Through Provides AFR Readings Through The Factory ECU CAN-Bus – Ideal For Users With Piggyback Programmers Or Open Source Tuning Software
- Use The Factory 02 Calibration Or Free-Air Calibrate Using Buttons On Faceplate
- Compatible With Vehicle Or System Voltages Up To 16 Voltage
- Optional Outputs For 0 To 5 Voltage And RS232 For Data Logging And Feedback Control (Requires Wiring)
- Can Display AFR Values In Hundredths Of Percent
- 52 Millimeter Gauge Diameter And Slim 0.825 Inch Gauge Depth
- Gauge Cup Depth Only 0.200 Inch Deep
- Auto Dimming Feature
Specifications
- Manufacturer: AEM Electronics
- Manufacturer Part Number: 30-0334
- Shape: Round
- Size: 2-1/16 Inch Diameter
- Mounting Type: Dash Mount
- Fuel Type: Unleaded Gasoline
- Range: 8:1 To 18:1
- Display: Digital
- Includes Sending Unit: Yes
- Sweep Type: Not Applicable
- Face Color: Black
- Number Color: White
- Bezel Color: Black
Technical Documents
Shipping & Returns
- This product ships within the continental USA only.
- This product typically ships within 1 to 3 business days.
- Returns are accepted within 30 days for items in like-new condition. For complete details, please see our return policy.
