Quote Originally Posted by cbeebe1981 View Post
gpbastard, did everything clear up for you? i am having the same type of problem and I am trying to decide if I want to just buy the simulator or try to get an O2 sensor. I have an aftermarket Catco cat from Summit, so my fear is if I buy an O2 sensor it wont actually fix the problem.
you can pull out the rear O2 sensor if you want as well and plug it with an "O2 bung". i just left mine in place as it's not hurting anything and it saves you the hassle of taking it out...