CATACLEAN WOULD CLEAN CATALITYC CONVERTER (will remove carbon deposits)
read this
http://www.cataclean.com/pages/benfits1.html (http://www.cataclean.com/pages/benfits1.html)
Sounds similar to our injector cleaner
http://www.rotaryart.uk.com/acatalog/Royal_Purple_motor_oils.html
but grossly over exagerated claims, cant see any bottle of cleaner reducing emissions by 60%