Skip to content
FREE SHIPPING on US orders over $75 (oversize excepted) • Quality used E36 & E46 parts • Every part inspected & graded
3 Series Parts

Diaphragm

BMW Part Number:13 31 1 255 181
13311255181short number 1255181
♡ Save for later
Out of Stock

One email the moment one is listed — nothing else.

Genuine BMW Part

Photos coming soon — see the BMW diagram below

Diaphragm – BMW diagram10 View BMW DiagramSee this part on the official exploded view

Genuine BMW part 13 31 1 255 181: Diaphragm. The number stamped on the part is 13311255181; BMW's catalog files it under the short number 1255181. You will find it on our Air Intake shelf, under Other Fuel preparation and control parts.

BMW's catalog records no E36 or E46 it is fitted to; it belongs to other BMW models.

BMW draws it on 4 diagrams, among them Fuel Supply/Pump/Filter (13_0299) and Fuel Supply/Pump/Filter (13_0678). It weighs about 42 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.

Details

BMW Part Number13 31 1 255 181
Also written as133112551811255181
QualityGenuine BMW · OEM
OE / Cross-Reference
50718700

No fitment data available for this part.

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.