I’ve read online that I now need to run two o2 sensors for the PCV and autotune? Any information on this would be appreciated. Do I need to run the stock o2 sensor as well as the autotune’s wideband sensor?

Hello, Ian just left FL :)and I was wondering how deep of water I can drive my z125 though? The air intake looks about 16" high, so that must be the max? Or is it a bad idea to submerge the muffler? Don't want to do it but if I had to risk it , I would use the Z instead of my van. :unsure:

I went ahead and ordered a set of Kenda KD1 Kwicks - 120/70-12 for the front and 130/70-12 for the rear based off the widest tires Kaw'ee listed here: I did some (sloppy) measurements of the space in the front and rear fenders, paying special attention to the location of the chain in the...

Used, good condition mirrors. I am also selling a stock seat used in good condition for $70 (please see previous post for details). USA only.

So every thing was fine until I plugged in a o2 cheater I made myself! O2 cheater plugged in, rode for about an hour or so… CEL didn’t shut off…. So my DumbAss decided to leave the bike running & switch around the o2 cheater pins! Something smoked out. I shut it off! Tried starting WITHOUT o2...