| Factory | Number | Cross Interchange Type | Relevance |
|---|---|---|---|
| AMC Filter | KF1552 | Direct Cross Interchange | 1 |
| MULLER FILTER | FN145 | Indirect Cross Interchange | 1 |
| SCT Germany | ST350 | Indirect Cross Interchange | 1 |
| MANN-FILTER | WK7231 | Indirect Cross Interchange | 1 |
| UNICO FILTER | FI71241 | Indirect Cross Interchange | 1 |