OE bmc19003 — coolant expansion tank

What is OE number bmc19003?

OE (Original Equipment) number bmc19003 is a manufacturer's reference code for coolant expansion tank used to identify the exact specification of a part fitted during vehicle production. By cross-referencing this OE number, you can find 6 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 bmc19003.