Originally Posted by B@lliZtiK

I beg to differ. The 2 previous cars I had this guage installed in , it was quite accurate of informing me of a lean misfire at WOT on one , and a post-MAF leak on the other. Saved both engines from certain disaster thanks to that guage , so again , I won't trade it for anything. If I would not have had that guage , both engines would have gone up in smoke. Best $60 I ever spent , no matter what you say.