mricci Member Aug 17, 2003 301 0 17 Massachusetts Apr 8, 2005 #1 Apr 8, 2005 #1 Someone told me you dont have to run 02 sensors if you have an o/r h or x pipe. i thought this was wrong, but they told me it was becuase the sensors will read wrong because on stock they are in between the cats.
Someone told me you dont have to run 02 sensors if you have an o/r h or x pipe. i thought this was wrong, but they told me it was becuase the sensors will read wrong because on stock they are in between the cats.
