Automotive Catalytic Converter ,suitable for cars in all types,meet the emission standard,eliminate 90% pollutants Automotive Catalytic Converter Features of this Three-way Catalytic Converter: 1. High quality of 409 stainless steel shell(ss304 is also avaialbe), mirror polished.2. 400cell/sqt(300cells, 600cells, 800 cells are also available)3. Inside catalyst (Pt, Pd,Rh+rare earth) coating on ...