OE 531003 — catalyst converter, Engine mounting, inlet valve

What is OE number 531003?

OE (Original Equipment) number 531003 is a manufacturer's reference code for catalyst converter used to identify the exact specification of a part fitted during vehicle production. By cross-referencing this OE number, you can find 7 compatible aftermarket brands that match the same specification — often at a lower price than the original. All parts listed above are verified to match OE 531003.