Originally Posted by tora
NOx is just a combination of NO and NO2 and is what Aircare uses as it's signifier.
5Zig...I don't mind someone wanting a catless car I just don't want factless facts posted unless they are in fact factual as they may influence people incorrectly.
I'm aware of that. But the OP posted that they increase oxides of nitrogen (N0, NO2...) I was under the impression that cats are designed to break them down to plain nitrogen and Co2.
Which is correct?