| Factory | Number | Cross Interchange Type | Relevance |
|---|---|---|---|
| WALKER | 20446 | Direct Cross Interchange | 16 |
| FONOS | 20446 | Direct Cross Interchange | 13 |
| FIAT | 7747286 | Direct Cross Interchange | 12 |
| KLARIUS | 311427 | Direct Cross Interchange | 12 |
| IMASAF | 254933 | Direct Cross Interchange | 11 |
| QUINTON HAZELL | 311427 | Direct Cross Interchange | 10 |
| SIGAM | 12318 | Direct Cross Interchange | 10 |
| FIAT | 60812447 | Direct Cross Interchange | 9 |
| ALFA ROMEO | 60812447 | Direct Cross Interchange | 9 |
| MTS | 043156 | Direct Cross Interchange | 9 |
| LANCIA | 7747286 | Direct Cross Interchange | 9 |
| MAGNAFLOW | 80061D | Direct Cross Interchange | 8 |
| ALFA ROMEO | 7747286 | Direct Cross Interchange | 8 |
| LANCIA | 60812447 | Direct Cross Interchange | 7 |
| BOSAL | 099077 | Direct Cross Interchange | 7 |
| MAGNAFLOW | K148 | Direct Cross Interchange | 7 |
| ROSI | 311427 | Direct Cross Interchange | 4 |
| KLARIUS | 370278 | Direct Cross Interchange | 4 |
| QUINTON HAZELL | 370278 | Direct Cross Interchange | 4 |
| ASSO | 120025 | Indirect Cross Interchange | 12 |
| HJS | 90325738 | Indirect Cross Interchange | 9 |
| VENEPORTE | FA25150K | Indirect Cross Interchange | 6 |
| BM CATALYSTS | BM80278 | Indirect Cross Interchange | 5 |
| ANSA | 311427 | Indirect Cross Interchange | 4 |
| TIMAX | 311427 | Indirect Cross Interchange | 4 |
| TESH | 311427 | Indirect Cross Interchange | 4 |
| ALFAROME/FIAT/LANCI | 7747286 | Indirect Cross Interchange | 4 |
| ALFAROME/FIAT/LANCI | 60812447 | Indirect Cross Interchange | 4 |
| FIAT / LANCIA | 7747286 | Indirect Cross Interchange | 4 |
| FIAT / LANCIA | 60812447 | Indirect Cross Interchange | 4 |
| FABRISCAPE | AR411080C | Indirect Cross Interchange | 2 |
| ARVIN | 311427 | Indirect Cross Interchange | 2 |
| ALFA ROMEO | 0060812447 | Indirect Cross Interchange | 2 |
| MIVV | RC21991680 | Indirect Cross Interchange | 2 |
| BOSAL | 098077 | Indirect Cross Interchange | 2 |
| EBERSPACHER | 03157 | Indirect Cross Interchange | 2 |
| ASSO | 120007 | Indirect Cross Interchange | 2 |
| AS | 67079 | Indirect Cross Interchange | 2 |
| AS | 55227 | Indirect Cross Interchange | 2 |
| VENEPORTE | FA25326K | Indirect Cross Interchange | 2 |
| IMASAF | 311427 | Indirect Cross Interchange | 2 |
| FABRISCAPE | AR4110BDC | Indirect Cross Interchange | 2 |
| FABRISCAPE | AR41108DC | Indirect Cross Interchange | 2 |
| AUTOBIANCHI | 7747286 | Indirect Cross Interchange | 1 |
| MIVV | 2199168 | Indirect Cross Interchange | 1 |
| ZARA | 2035 | Indirect Cross Interchange | 1 |
| AURADIA | R311427 | Indirect Cross Interchange | 1 |
| MTS | 43156 | Indirect Cross Interchange | 1 |
| ALFA ROMEO | 60590735 | Indirect Cross Interchange | 1 |
| CISAM | 297477 | Indirect Cross Interchange | 1 |
| AS | 41078 | Indirect Cross Interchange | 1 |