For Volkswa gen Caddy II 11/95-1/04 Exhaust Manifold Catalytic Converters

It has appropriate water absorption to facilitate the coating of the catalyst, and has an extremely low coefficient of thermal expansion, so that it can be used in In the case of repeated thermal shock, no large stress changes and fatigue damage will occur. Purifiers are actually catalytic, also known as catalysts. The catalyst uses platinum, rhodium, and palladium, and one of them is sprayed on the carrier to form a purifying agent.