... ,4 2.Material:Stainless steel 3. It is universal Catalytic Converter All catalytic converter sastisfied EPA, Euro 2,3,4 emission standardMaterial ... % 3. Good function of anti-posioned and aging Inside the catalytic converter, this is a metal or ceramic honeycomb substrate,on ... model is universal, we can provide the standard of the catalytic converter model, the custom setup also can be accepted.