Genuine BMW part 11 61 7 504 536: Return pipe. The number stamped on the part is 11617504536; BMW's catalog files it under the short number 7504536. You will find it on our Engine shelf, under Intake manifold system.
It fits every E46 body style (320i, 323i, 325i, 328i and 330i, 1999–2006), with the M52 or M54 engines — and the European-market versions.
BMW draws it on 2 diagrams, among them Crankcase-Ventilation/oil separator (11_2194) and Crankcase-Ventilation/oil separator (11_6220). It weighs about 30 g (under 0.1 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.
