Suitable for Auto, diesel, motorcycle Cell density: 100-900 CPSI Euro II, III, ... , etc. It is widely used in exhaust gas purification, especially for motorbike.We can make 100CPSI, 200CPSI, 300CPSI, 400CPSI AND 600CPSI ... . We also supply Metallic Substrate without noble metals. Metallic substrates for Diesel Oxidation Catalyst (DOC)