This is interesting. Although I received my o2 sensor, I have not yet had it installed because my car seems to be performing OK without it .  The check
Just to add to what's been said about fuel. I experienced some juddering at 1100rpm, and a faulty oxygen sensor was one of the possible diagnoses. The fault
Good news, I found a Bosch oxygen sensor on ebay through discount auto parts. It is what I need, exact fit, heated, pre catalytic converter. Try this place if