Details
- Length [mm]
- 490 mm
- Weight [kg]
- 3,2 kg
- Code Letter
- 91
- Supplementary Article/Info 2
- 515
Compare 10 brands — check fitment and order online
OE part number 311120 is a Catalyst converter compatible with ABARTH, ALFA ROMEO and other makes. Available from 10 brands, priced from £257.99. Every cross-reference listed below matches the same OE specification used by the vehicle manufacturer.
Original installation position for OE 311120. The red ring marks where this part installs on the vehicle.

OEM workshop diagram — sourced from manufacturer parts catalogue.
OE 311120 is compatible with the following make/model combinations:
| Make | Models |
|---|---|
| IVECO | DAILY IV Platform/Chassis, DAILY IV Van, DAILY III Van, DAILY III Platform/Chassis |
| OPEL | MOKKA / MOKKA X (J13) |
| CHEVROLET | TRAX |
| VW | PASSAT B3/B4 Variant (3A5, 35I), PASSAT B3/B4 (3A2, 35I) |
| AUDI | A6 C5 (4B2, 4B4) |
| TOYOTA | LAND CRUISER ( J6) |
Choose a brand to see their compatible parts for OE 311120.
Products matched to OE number 311120.
| Attribute | Value |
|---|---|
| Outer Diameter [mm] | 86 |
| Filtro tipas: | filtro įdėklas |
| Height [mm] | 60 |
| Inner Diameter 2 [mm] | 21 |
| Outer Diameter 1 [mm] | 108 |
| Thread Size | M20x1.5 |
| Supplementary Article/Supplementary Info | 35 |
| Diameter 4 [mm] | 72 |
| Diameter [mm] | 80,5 |
| Net weight [kg] | 0,32 |
Common original equipment numbers linked to stocked alternatives.
OE (Original Equipment) number 311120 is a manufacturer's reference code for Catalyst converter used to identify the exact specification of a part fitted during vehicle production. By cross-referencing this OE number, you can find 10 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 311120.