[brentburgess171]

Originally Posted by Vyrus

I believed they removed the downstream cats (the later ones) which do not have O2 sensors. Maybe I'm mistaken though, searching should reveal a few threads about people who have done this. Most of them replace with resonators.


O2 simulators are an electronic device which sends a signal to the ECU where your O2 sensor would have been. They are pricey, but you can pick them up on Summit Racing or Jegs or any other performance shop.
-Cyrus

Thanks for the info.