Genuine BMW part 64 31 8 370 409: seal, filter housing. The number stamped on the part is 64318370409; BMW's catalog files it under the short number 8370409. You will find it on our AC & Climate Control shelf, under Other Heater and Air Conditioning parts.
It fits every E46 body style (320i, 323i and 325i, 1999–2006), with the M52, M54 or M56 engines — and the European-market versions.
BMW draws it on 2 diagrams, among them Microfilter/Activated Carbon Container (64_0847) and Microfilter/Activated Carbon Container (64_1409). It weighs about 120 g (0.3 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.
