| Factory | Number | Cross Interchange Type | Relevance |
|---|---|---|---|
| BM CATALYSTS | BM91562H | Direct Cross Interchange | 5 |
| FIAT | 51867679 | Direct Cross Interchange | 4 |
| QUINTON HAZELL | 322777 | Direct Cross Interchange | 4 |
| ALFA ROMEO | 51867679 | Direct Cross Interchange | 4 |
| KLARIUS | 322777 | Direct Cross Interchange | 4 |
| LANCIA | 51867679 | Direct Cross Interchange | 3 |
| MAGNAFLOW | 61804 | Direct Cross Interchange | 2 |
| VENEPORTE | FA25922K | Direct Cross Interchange | 2 |
| ROSI | 322777 | Direct Cross Interchange | 1 |
| ALFAROME/FIAT/LANCI | 51867679 | Indirect Cross Interchange | 3 |
| ALFAROME/FIAT/LANCI | 51820489 | Indirect Cross Interchange | 3 |
| FIAT | 51820489 | Indirect Cross Interchange | 2 |
| FIAT / LANCIA | 51867679 | Indirect Cross Interchange | 2 |
| FIAT / LANCIA | 51820489 | Indirect Cross Interchange | 2 |
| ALFA | 51867679 | Indirect Cross Interchange | 1 |
| ALFAROME/FIAT/LANCI | 51880406 | Indirect Cross Interchange | 1 |
| ALFAROME/FIAT/LANCI | 51814696 | Indirect Cross Interchange | 1 |
| ALFAROME/FIAT/LANCI | 51802083 | Indirect Cross Interchange | 1 |