Quote:
Originally Posted by 2012z
The stock cat has a separate 2nd cell AFTER the rear o2 sensor that is not monitored. That's what I am questioning to remove...if it was monitored it would have 3 sensors per back if that makes sense..
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I had to go back and look at some pictures. I see what you are talking about. And yes that "second cell" would not be monitored by the rear 02.
But IMHO there can't be much to gain here.