| Factory | Number | Cross Interchange Type | Relevance |
|---|---|---|---|
| FIAT | 46544118 | Direct Cross Interchange | 10 |
| IMASAF | 265243 | Direct Cross Interchange | 8 |
| BOSAL | 099211 | Direct Cross Interchange | 8 |
| KLARIUS | 311599 | Direct Cross Interchange | 7 |
| QUINTON HAZELL | 311599 | Direct Cross Interchange | 6 |
| MTS | 043907 | Direct Cross Interchange | 6 |
| MAGNAFLOW | 71801D | Direct Cross Interchange | 5 |
| BM CATALYSTS | BM80338H | Direct Cross Interchange | 5 |
| SIGAM | 12343 | Direct Cross Interchange | 4 |
| VENEPORTE | FA25699K | Direct Cross Interchange | 4 |
| BM CATALYSTS | BM80338 | Direct Cross Interchange | 3 |
| MAGNAFLOW | K502 | Direct Cross Interchange | 2 |
| ROSI | 311599 | Direct Cross Interchange | 1 |
| ALFAROME/FIAT/LANCI | 46544118 | Indirect Cross Interchange | 3 |
| FIAT | 46801816 | Indirect Cross Interchange | 3 |
| ASSO | 120099 | Indirect Cross Interchange | 2 |
| FIAT / LANCIA | 46544118 | Indirect Cross Interchange | 2 |
| Dec Catalytic Converters | TOY3291 | Indirect Cross Interchange | 1 |
| ANSA | 311098 | Indirect Cross Interchange | 1 |
| ALFAROME/FIAT/LANCI | 46801816 | Indirect Cross Interchange | 1 |
| WALKER | NOCAT | Indirect Cross Interchange | 1 |
| MTS | 43907 | Indirect Cross Interchange | 1 |
| ASSO | 040044 | Indirect Cross Interchange | 1 |