if your catalytic converter enginge light is on because of a high flow cat
how can you get off
is there something i can do to the o2 sensor to make it read like it used to
so that the light went off

i think its making my engine run rich?

 

I already saw this post in like 3 other forums. ALso, learn how to ask a question, i dont kow what the hell you are asking in any of your posts.