The products can meet EURO II and EURO Ⅲ, The inlet/ Outlet has 1. 75", 2. 0", 2. 25", 2. 5: , 3" and so on. The product has fully used the precious metal rare earth compound oxide compound coordination function, Causes in the exhaust CO, HC, NOX has the oxidation, The reduction, Thus transforms non- Toxic as it (carbon dioxide), Water, Nitrogen. New technology and nice suface of catalytic converter is necessary of life. In order to human envirement, We need it. Believe us that change our envirement. fit racing car in all the wrold . And have the best price and good quality .