| Factory | Number | Cross Interchange Type | Relevance |
|---|---|---|---|
| WALKER | 20050 | Direct Cross Interchange | 15 |
| MTS | 041491 | Direct Cross Interchange | 14 |
| FONOS | 20050 | Direct Cross Interchange | 12 |
| BOSAL | 099185 | Direct Cross Interchange | 11 |
| IMASAF | 250733 | Direct Cross Interchange | 10 |
| LRT | 7503 | Direct Cross Interchange | 10 |
| KLARIUS | 321052 | Direct Cross Interchange | 10 |
| FIAT | 7725043 | Direct Cross Interchange | 10 |
| FIAT | 46413062 | Direct Cross Interchange | 9 |
| SIGAM | 13135 | Direct Cross Interchange | 8 |
| SIGAM | 12187 | Direct Cross Interchange | 8 |
| QUINTON HAZELL | 321052 | Direct Cross Interchange | 7 |
| LRT | 7503EU2 | Direct Cross Interchange | 6 |
| FIAT | 46534408 | Direct Cross Interchange | 6 |
| FIAT | 46520010 | Direct Cross Interchange | 4 |
| FIAT | 46418835 | Direct Cross Interchange | 4 |
| MTS | 0414910 | Direct Cross Interchange | 1 |
| HJS | 90325728 | Indirect Cross Interchange | 14 |
| AS | 55130 | Indirect Cross Interchange | 11 |
| IMASAF | 250433 | Indirect Cross Interchange | 10 |
| TESH | 321052 | Indirect Cross Interchange | 8 |
| MAPCO | 31041 | Indirect Cross Interchange | 8 |
| VENEPORTE | FA25318K | Indirect Cross Interchange | 8 |
| ANSA | 321052 | Indirect Cross Interchange | 5 |
| EEC | FI8011T | Indirect Cross Interchange | 5 |
| EEC | FI8011 | Indirect Cross Interchange | 5 |
| ROSI | 321052 | Indirect Cross Interchange | 5 |
| TIMAX | 321052 | Indirect Cross Interchange | 4 |
| AURADIA | R321052 | Indirect Cross Interchange | 4 |
| GAT EUROKAT | 01025 | Indirect Cross Interchange | 3 |
| BM CATALYSTS | BM90152H | Indirect Cross Interchange | 3 |
| BM CATALYSTS | BM90152 | Indirect Cross Interchange | 3 |
| DESCAM | 100411 | Indirect Cross Interchange | 3 |
| FIAT | 7796914 | Indirect Cross Interchange | 2 |
| BOSAL | 098185 | Indirect Cross Interchange | 2 |
| MTS | 41491 | Indirect Cross Interchange | 2 |
| FONOS | 610256 | Indirect Cross Interchange | 2 |
| LRT | E503 | Indirect Cross Interchange | 2 |
| MIVV | RC21963080 | Indirect Cross Interchange | 2 |
| AS | 55192 | Indirect Cross Interchange | 2 |
| ASSO | 120046 | Indirect Cross Interchange | 2 |
| IZAWIT | 1445 | Indirect Cross Interchange | 2 |
| FABRISCAPE | FA55130C | Indirect Cross Interchange | 2 |
| ARVIN | 321052 | Indirect Cross Interchange | 2 |
| KLARIUS | 380028 | Indirect Cross Interchange | 2 |
| QUINTON HAZELL | 380028 | Indirect Cross Interchange | 2 |
| EBERSPACHER | 03101 | Indirect Cross Interchange | 2 |
| ALFAROME/FIAT/LANCI | 7725043 | Indirect Cross Interchange | 2 |
| ALFAROME/FIAT/LANCI | 46413062 | Indirect Cross Interchange | 2 |
| FIAT / LANCIA | 7725043 | Indirect Cross Interchange | 2 |
| FIAT / LANCIA | 46413062 | Indirect Cross Interchange | 2 |
| HAVAM | U130111K | Indirect Cross Interchange | 1 |
| ESTEE | U130111K | Indirect Cross Interchange | 1 |
| CIA | 03101 | Indirect Cross Interchange | 1 |
| ZARA | 1947 | Indirect Cross Interchange | 1 |
| USN | KFT933 | Indirect Cross Interchange | 1 |
| TIMAX | 321055 | Indirect Cross Interchange | 1 |
| ROMAX | KAT00416 | Indirect Cross Interchange | 1 |
| TESTAG | 620519 | Indirect Cross Interchange | 1 |
| ROSI | 321055 | Indirect Cross Interchange | 1 |
| FONOS | 820050 | Indirect Cross Interchange | 1 |
| MAGNETI MARELLI | 394310041100 | Indirect Cross Interchange | 1 |
| TESH | 321055 | Indirect Cross Interchange | 1 |
| Dec Catalytic Converters | SA72931 | Indirect Cross Interchange | 1 |
| CISAM | 295844 | Indirect Cross Interchange | 1 |
| MAGNAFLOW | K164 | Indirect Cross Interchange | 1 |
| MAGNAFLOW | 81832 | Indirect Cross Interchange | 1 |
| MIVV | 2196308 | Indirect Cross Interchange | 1 |