| Factory | Number | Cross Interchange Type | Relevance |
|---|---|---|---|
| WALKER | 20871 | Direct Cross Interchange | 6 |
| OPEL | 5854295 | Direct Cross Interchange | 5 |
| ERNST | 756808 | Direct Cross Interchange | 5 |
| AS | 21760D | Direct Cross Interchange | 4 |
| VAUXHALL | 55350354 | Direct Cross Interchange | 3 |
| FONOS | 20871 | Direct Cross Interchange | 3 |
| BM CATALYSTS | BM80258H | Direct Cross Interchange | 2 |
| BOSAL | 090112 | Direct Cross Interchange | 2 |
| OPEL | 55350354 | Direct Cross Interchange | 1 |
| GENERAL MOTORS | 5854295 | Direct Cross Interchange | 1 |
| GENERAL MOTORS | 55350354 | Direct Cross Interchange | 1 |
| VAUXHALL | 5854295 | Direct Cross Interchange | 1 |
| QUINTON HAZELL | 311832 | Indirect Cross Interchange | 11 |
| MTS | 044218 | Indirect Cross Interchange | 4 |
| ASSO | 340062 | Indirect Cross Interchange | 4 |
| MAGNAFLOW | 65806D | Indirect Cross Interchange | 3 |
| HJS | 93143175 | Indirect Cross Interchange | 1 |
| ROSI | 311832 | Indirect Cross Interchange | 1 |
| VAUXHALL | 2988936502 | Indirect Cross Interchange | 1 |
| BM CATALYSTS | BM80258 | Indirect Cross Interchange | 1 |