car used ceramic honeycomb catalyst,can be 100-600CPSI meet the emison standard of ,Euro II,III IV , EAP and CARB 1.ceramic honeycomb catalyst for car2. can be 300, 400,600CPSI for the monolith3.arrive the emission standard of Euro II, Euro III, Euro IV ,EPA and CARB4. coating with the noble metal Pt Pd and Rh5.purify the poisonous gas NOx CO HO to N2 CO2 H2oused in car ( gas ) (mm)Litre 400 ...