Catalytic Converter 20425 by AS — high-quality replacement part in the Catalytic Converter category. AS supplies certified aftermarket catalytic converters, particulate filters and exhaust components with an excellent price-quality ratio. The catalytic converter transforms harmful exhaust gases (CO, HC and NOx) into harmless substances. A faulty converter shows up as power loss, a rattling noise underneath the car, an illuminated engine light or a failed emissions test. Weight: approx. 6.7 kg. ✅ New part, never used ✅ 1-year parts warranty ✅ Systematic quality control before shipping ✅ Fast, careful shipping Fastparts is your specialist for engine, fuel injection and exhaust system parts: injectors, turbochargers, catalytic converters and diesel particulate filters. With locations in Brussels and Nazareth, you can order online, buy offline or collect and pay on site. Competitive prices, expert advice and fast delivery.