| Factory | Number | Cross Interchange Type | Relevance |
|---|---|---|---|
| ALFA ROMEO | 55185920 | Direct Cross Interchange | 8 |
| KLARIUS | 321602 | Direct Cross Interchange | 8 |
| ERNST | 755061 | Direct Cross Interchange | 7 |
| WALKER | 20933 | Direct Cross Interchange | 7 |
| QUINTON HAZELL | 321602 | Direct Cross Interchange | 6 |
| VENEPORTE | AR01231K | Direct Cross Interchange | 5 |
| IMASAF | 115443 | Direct Cross Interchange | 5 |
| BOSAL | 090091 | Direct Cross Interchange | 5 |
| FONOS | 20933 | Direct Cross Interchange | 3 |
| MAGNAFLOW | 70010D | Direct Cross Interchange | 2 |
| ROSI | 321602 | Direct Cross Interchange | 1 |
| WALKER | 20724 | Indirect Cross Interchange | 4 |
| EEC | AR6007 | Indirect Cross Interchange | 4 |
| BM CATALYSTS | BM80259H | Indirect Cross Interchange | 3 |
| ALFAROME/FIAT/LANCI | 55185920 | Indirect Cross Interchange | 3 |
| ALFA ROMEO | 0055185920 | Indirect Cross Interchange | 2 |
| MTS | 044152 | Indirect Cross Interchange | 2 |
| EEC | AR6007TBP | Indirect Cross Interchange | 2 |
| EEC | AR6007T | Indirect Cross Interchange | 2 |
| BOSAL | 099772 | Indirect Cross Interchange | 1 |
| BOSAL | 098772 | Indirect Cross Interchange | 1 |
| SIGAM | 18183 | Indirect Cross Interchange | 1 |
| FONOS | 20724 | Indirect Cross Interchange | 1 |
| BM CATALYSTS | BM80259 | Indirect Cross Interchange | 1 |
| ALFAROME/FIAT/LANCI | 46794000 | Indirect Cross Interchange | 1 |
| AUTOBIANCHI | 60816799 | Indirect Cross Interchange | 1 |
| AUTOBIANCHI | 60801909 | Indirect Cross Interchange | 1 |
| TESH | 321737 | Indirect Cross Interchange | 1 |
| TESH | 321602 | Indirect Cross Interchange | 1 |
| LANCIA | 60816799 | Indirect Cross Interchange | 1 |
| LANCIA | 60801909 | Indirect Cross Interchange | 1 |
| FIAT | 60816799 | Indirect Cross Interchange | 1 |
| FIAT | 60801909 | Indirect Cross Interchange | 1 |
| FIAT | 55185920 | Indirect Cross Interchange | 1 |
| ALFA ROMEO | 51774042 | Indirect Cross Interchange | 1 |
| ALFA ROMEO | 46794000 | Indirect Cross Interchange | 1 |
| MTS | 043926 | Indirect Cross Interchange | 1 |