NGK Digital Air/Fuel Ratio Monitor

Ready to tune your ride? NGK air/fuel ratio monitor kits will provide accurate, useable information to make fuel delivery adjustments and improve performance. These compact second-generation units afford you a fast response with superb accuracy within 0.1 AFR, plus an expanded selectable range of 9:1-16:1 (default) or 9:1-20:1, and a selectable analog output.

NGK air/fuel ratio monitor kits include:

* Module

* Wiring harness

* Wideband air/fuel ratio sensor

* Exhaust boss and plug

* Tuning manual