Compare 4 brands — check fitment and order online
OE part number 454126 is a Coolant expansion tank compatible with ALFA ROMEO, AUDI and other makes. Available from 4 brands, priced from £9.99. Every cross-reference listed below matches the same OE specification used by the vehicle manufacturer.
Coolant expansion tank OE 454126 prices range from £9.99 to £136.99, with 4 brands offering compatible parts.
Original installation position for OE 454126. The red ring marks where this part installs on the vehicle.

OEM workshop diagram — sourced from manufacturer parts catalogue.
OE 454126 is compatible with the following make/model combinations:
| Make | Models |
|---|---|
| IVECO | DAILY III Platform/Chassis, DAILY III Van, DAILY III Bus |
| FIAT | DUCATO Platform/Chassis (230), FREEMONT (345), DUCATO Van (230), DUCATO Bus (230) |
| PEUGEOT | BOXER Bus (230P), BOXER Van (230L) |
| AUDI | A4 B7 (8EC) |
Choose a brand to see their compatible parts for OE 454126.
Products matched to OE number 454126.
| Attribute | Value |
|---|---|
| Forward- /Backflow | 1 |
| Supplementary Article/Info 2 | 14 |
| Fitting Position | Engine Compartment |
| Additionally required articles (article numbers) | CRB 99 000S |
| Additionally required articles (article numbers) | FC516 |
| Additionally required articles (article numbers) | WG2184255 |
| Article number of recommended accessories | 2140047 |
| Capacity [litre] | 10,5 |
| Capacity [litre] | 11,4 |
| Capacity [litre] | 1,9 |
Common original equipment numbers linked to stocked alternatives.
OE (Original Equipment) number 454126 is a manufacturer's reference code for Coolant expansion tank used to identify the exact specification of a part fitted during vehicle production. By cross-referencing this OE number, you can find 4 compatible aftermarket brands that match the same specification — often at a lower price than the original. All parts listed above are verified to match OE 454126.