Originally Posted by SRTpowa
You are my hero! LOL. Damn I like your style. Waste no time and just get stuff done. Well that clears that mystery up. Where did you take your readings from? Pre cat is best, tail sniffers can sometimes read lean, but with your A/F numbers it looks like there is nothing to worry about. Thanks again for being such a pioneer on this.
They actually drilled a hole in my exhaust before the cats and put a sensor in. After the test they sealed it. They also put one in the tailpipe.