Accurate AFR Data. Better Tuning Control.
The aRacer AF3 Wideband AFR Module is a professional air-fuel ratio monitoring module designed for use with supported aRacer ECU systems.
What It Is
A wideband oxygen sensor module that allows supported aRacer ECUs to monitor air-fuel ratio data for tuning, calibration, logging, and engine protection strategies.
What It Does
- Provides wideband air-fuel ratio monitoring
- Supports accurate fuel tuning and calibration
- Supports AutoTune Pro on compatible aRacer ECU systems
- Supports per-cylinder auto-tuning where applicable with compatible hardware and calibration setup
- Works with supported aRacer ECU systems
- Useful for dyno tuning, track testing, and performance development
- Supports data logging and real-time AFR feedback where applicable
- Designed for high-performance motorcycle, ATV, and UTV applications
Compatibility
Compatible with supported aRacer ECU systems. Super X, Super XX, Mini X and Mini XX ECUs will all support the AF3. AutoTune Pro and per-cylinder auto-tuning support depend on ECU model, software support, sensor configuration, and calibration setup. Please verify compatibility before ordering.
North American Support
- Supported by aRacer ECU R&D of America LLC
- U.S.-based technical support
- North American validation and platform development
- Fast domestic shipping from California when in stock
Competition Use Notice: Some products are intended for closed-course competition use only where applicable. Customer is responsible for compliance with all applicable laws and regulations.
California Proposition 65 Warning
WARNING: This product can expose you to chemicals including lead, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information, visit www.P65Warnings.ca.gov.
