Quote Originally Posted by 2004l67 View Post
Thanks guys. I was kinda thinking it was normal, just wanted to make sure. I tend to worry about nothing.


On another note, I have the sensor installed in the rear o2 bung in my zzp downpipe (no cat). Is that acceptable, or should I have another bung welded in closer to the engine?
Same gauge in the same location for the last ~3 years with no issues and the same kind of reading you are getting...

Use it to tune WOT and the NB to tune idle and city driving.