Air-Fuel Ratio Monitor Kits

Monitor air-fuel with accurate lambda and stoichiometric read outs. NTK’s air-fuel ratio monitor (AFRM) kit includes all of the components you need for testing, covering more than 99% of vehicles on the road today.

  • LED Display Shows AFR or Lambda (λ)
  • Simplified Free Air Calibration
  • Reads 9.0-20.0:1 AFR (.062-1.37λ)
  • 0-5 Volt Analog Output Signal
  • Adjustable Sampling Rate Display Speed
  • Dedicated Wide Band Sensor for AFRM
  • New Compact Design