| Factory | Number | Cross Interchange Type | Relevance |
|---|---|---|---|
| HENGST FILTER | H14W39 | Direct Cross Interchange | 1 |
| UNICO FILTER | LI71234 | Indirect Cross Interchange | 1 |
| KNECHT | OC16 | Indirect Cross Interchange | 1 |
| DEUTZ | 1182001 | Indirect Cross Interchange | 1 |
| MANN-FILTER | W71946 | Indirect Cross Interchange | 1 |
| FILMAR | SO8569 | Indirect Cross Interchange | 1 |
| UNICO FILTER | LI71234D | Indirect Cross Interchange | 1 |