Wide Band O2 For Power Grid This Module Provides Valuable Air/Fuel Ratio Data To Your Power Grid, Data Logger Or Air/Fuel Ratio Gauge MSD IgnitionAdd valuable data logging capability to your Power Grid with the addition of the plug n play Wide Band O2 Module. Aside from providing O2 data to your Grid, the module also provides a 0 5v output to drive an air fuel ratio gauge or provide a signal to other data loggers. Multiple modules and sensors can be connected to a single Power Grid setup if desired. The completely sealed unit uses a Bosch 4. 9 oxygen sensor, and is easy to set up and no free