A/F gauge
A/F Pigtail
www.dynotunenitrous.com
www.dynotunenitrous.com
Before that I had the autometer gauge off the factory O2 sensor. The damn gauge brought my O2 readings down by 100millivolts. The LC-1 and Autometer setup is much better
One output for the gauge the other to be used by a logging software. 


