- Inner Diameter
- 38 mm
- EAN
- 8433889236024
In stock
Original equipment number
Oil filler neck sealing cap, OE 3646444. 3 compatible equivalents from 3 brands, 3 of them in stock. Prices from £8.99 to £12.99. Fits CITROËN, PEUGEOT, OPEL and 6 more makes.
MOTORAD MO178£11.99
METZGER AUTOTEILE 2141079£12.99
3RG 80384£8.99
Manufacturers list each of these parts against OE 3646444. The cheapest ones in stock come first; the full list follows, sorted by price.
UK delivery £5.99, free over £50 · We also ship from the EU to 200 countries, with no customs charges within the EU — see prices and times
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In stock
In stock
In stock
All 3 equivalents for OE 3646444: in stock with a photo first, then in stock, then the ones with a supplier price. The extra columns show only the specifications that differ between these parts.
| Brand | Number | Price | Availability |
|---|---|---|---|
| 80384 | £8.99 | In stock | |
| MO178 | £11.99 | In stock | |
| 2141079 | £12.99 | In stock |
These parts list the same specifications, so the choice comes down to brand and price.
OE 3646444 is compatible with the following make/model combinations:
Years show when the model was built (TecDoc). Fit depends on engine and body, so check your car before you buy. Articles that fit left-hand-drive vehicles only are left out of this UK list.
Original installation position for OE 3646444. The red ring marks where this part installs on the vehicle.

OEM workshop diagram — sourced from manufacturer parts catalogue.
| Attribute | Value |
|---|---|
| Outer Diameter [mm] | 36 |
| Supplementary Article/Supplementary Info | without valve |
| Weight [g] | 20 |
| Weight [g] | 25 |
| Weight [g] | 35 |
| Weight [g] | 70 |
| Weight [kg] | 0,55 |
| Height [mm] | 30 |
| Height [mm] | 31 |
| Height [mm] | 33 |
Other original equipment numbers linked to 3646444. Each one leads to its own fitment and price page.
Only vehicle manufacturers' numbers are listed here. Other makers' equivalents are under “Compatible parts”.
Common original equipment numbers linked to replacement-part pages.