| Factory | Number | Cross Interchange Type | Relevance |
|---|---|---|---|
| WALKER | 20958 | Direct Cross Interchange | 13 |
| FONOS | 20958 | Direct Cross Interchange | 11 |
| BOSAL | 099354 | Direct Cross Interchange | 11 |
| HJS | 90335704 | Direct Cross Interchange | 10 |
| MTS | 041121 | Direct Cross Interchange | 10 |
| SIGAM | 14107 | Direct Cross Interchange | 10 |
| KLARIUS | 321120 | Direct Cross Interchange | 9 |
| AS | 44016 | Direct Cross Interchange | 9 |
| QUINTON HAZELL | 321120 | Direct Cross Interchange | 8 |
| LANCIA | 7673090 | Direct Cross Interchange | 8 |
| ASSO | 060002 | Direct Cross Interchange | 7 |
| VENEPORTE | LC43079K | Direct Cross Interchange | 6 |
| AUTOBIANCHI | 7673090 | Direct Cross Interchange | 5 |
| TESH | 321120 | Direct Cross Interchange | 5 |
| ROSI | 321120 | Indirect Cross Interchange | 4 |
| ANSA | 321120 | Indirect Cross Interchange | 4 |
| DESCAM | 170801 | Indirect Cross Interchange | 3 |
| ALFAROME/FIAT/LANCI | 7673090 | Indirect Cross Interchange | 3 |
| MAGNAFLOW | K105 | Indirect Cross Interchange | 2 |
| MAGNAFLOW | 84304 | Indirect Cross Interchange | 2 |
| TIMAX | 321120 | Indirect Cross Interchange | 2 |
| FIAT / LANCIA | 7673090 | Indirect Cross Interchange | 2 |
| EBERSPACHER | 02101 | Indirect Cross Interchange | 2 |
| MIVV | RC11950280 | Indirect Cross Interchange | 2 |
| FIAT | 7673090 | Indirect Cross Interchange | 2 |
| MAGNETI MARELLI | 394317080100 | Indirect Cross Interchange | 1 |
| MAGNETI MARELLI | 307001611100 | Indirect Cross Interchange | 1 |
| HENGSTENBERG | 2996592 | Indirect Cross Interchange | 1 |
| AURADIA | R321120 | Indirect Cross Interchange | 1 |
| MTS | 41121 | Indirect Cross Interchange | 1 |
| MTS | 0411210 | Indirect Cross Interchange | 1 |
| MIVV | 1195028 | Indirect Cross Interchange | 1 |
| ZARA | 1968 | Indirect Cross Interchange | 1 |
| FONOS | NOCAT | Indirect Cross Interchange | 1 |
| CISAM | 201844 | Indirect Cross Interchange | 1 |