OE rn55422 — Final Muffler

What is OE number rn55422?

OE (Original Equipment) number rn55422 is a manufacturer's reference code for Final Muffler used to identify the exact specification of a part fitted during vehicle production. By cross-referencing this OE number, you can find 2 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 rn55422.