| Factory | Number | Cross Interchange Type | Relevance |
|---|---|---|---|
| WALKER | 20230 | Direct Cross Interchange | 7 |
| BM CATALYSTS | BM80004 | Direct Cross Interchange | 6 |
| EEC | VX8024 | Direct Cross Interchange | 5 |
| VAUXHALL | 25131257 | Direct Cross Interchange | 4 |
| BOSAL | 098131 | Direct Cross Interchange | 4 |
| AS | 21242D | Direct Cross Interchange | 4 |
| OPEL | 855040 | Direct Cross Interchange | 3 |
| VAUXHALL | R1120009 | Direct Cross Interchange | 1 |
| GENERAL MOTORS | R1120009 | Direct Cross Interchange | 1 |
| GENERAL MOTORS | 855040 | Direct Cross Interchange | 1 |
| GENERAL MOTORS | 25131257 | Direct Cross Interchange | 1 |
| KLARIUS | 370251 | Indirect Cross Interchange | 11 |
| QUINTON HAZELL | 311139 | Indirect Cross Interchange | 9 |
| KLARIUS | 311139 | Indirect Cross Interchange | 9 |
| FONOS | 20230 | Indirect Cross Interchange | 4 |
| MTS | 043310 | Indirect Cross Interchange | 3 |
| MAGNAFLOW | 85862D | Indirect Cross Interchange | 3 |
| VENEPORTE | OP40342K | Indirect Cross Interchange | 3 |
| SIGAM | 40320 | Indirect Cross Interchange | 3 |
| BOSAL | 099131 | Indirect Cross Interchange | 3 |
| IMASAF | 533933 | Indirect Cross Interchange | 3 |
| ROSI | 311139 | Indirect Cross Interchange | 2 |
| BOSAL | 98131 | Indirect Cross Interchange | 2 |
| EEC | VX8024T | Indirect Cross Interchange | 2 |
| ASSO | 340009 | Indirect Cross Interchange | 2 |
| MAGNAFLOW | K067 | Indirect Cross Interchange | 2 |
| HJS | 90146821 | Indirect Cross Interchange | 1 |
| TIMAX | 311139 | Indirect Cross Interchange | 1 |
| OPEL | 25131257 | Indirect Cross Interchange | 1 |
| GAT EUROKAT | 131220 | Indirect Cross Interchange | 1 |
| OPEL | 855140 | Indirect Cross Interchange | 1 |
| AS | AS21900 | Indirect Cross Interchange | 1 |
| AS | 21242 | Indirect Cross Interchange | 1 |
| FENNO | 448DCAT | Indirect Cross Interchange | 1 |
| DESCAM | 350372 | Indirect Cross Interchange | 1 |
| FABRISCAPE | OP21242DC | Indirect Cross Interchange | 1 |
| ARVIN | 311139 | Indirect Cross Interchange | 1 |
| FUELPARTS | AS21900 | Indirect Cross Interchange | 1 |
| FUELPARTS | AS21242 | Indirect Cross Interchange | 1 |
| ANSA | 311139 | Indirect Cross Interchange | 1 |
| TESH | 311139 | Indirect Cross Interchange | 1 |
| VAUXHALL | 855040 | Indirect Cross Interchange | 1 |
| BOSAL | 99131 | Indirect Cross Interchange | 1 |