Originally Posted by dsm_luck
Just trying to understand this right but the wideband can go into the stock 02 location as long as I am catless right? Then you have to plug it into the stock harness and the ECU will use the wideband and it will give greater accuracy as well? Is there any reason that if the 02 is bad to just replace with another stock one?
you need a wideband bung in your downpipe. where are your 2 02 sensors now? they arent in your downpipe? you still need them installed i would think.