Genuine BMW part 18 10 1 437 818: Exchange exhaust pipe catalyst. The number stamped on the part is 18101437818; BMW's catalog files it under the short number 1437818. You will find it on our Exhaust shelf, under Catalytic converter/front silencer.
It fits the E46 sedan and coupe (323i, 328i and 330i, 1999–2006), with the M52 or M54 engines — and the European-market versions.
BMW draws it on 2 diagrams, among them Catalytic converter/front silencer (18_0329) and Catalytic converter/front silencer (18_0434). It weighs about 19 kg (42 lb).
We have not had one on the shelf yet. Request it and we will tell you when one comes off a car.
Every used part is inspected and graded before listing. Condition grades:
Good — minimal wear, fully functional.
Fair — normal wear, fully functional.
Acceptable — visible wear, still functional.
Returns: 30 days if a part arrives damaged or isn't what the listing described. Full policy.
Shipping: Ships within the US. Orders ship within 1–2 business days; small parcels ship free on orders of $75.00 or more. Oversize items ship at a flat $49.99 each — free shipping does not cover them.
