| Factory | Number | Cross Interchange Type | Relevance |
|---|---|---|---|
| SEAT | 6K0131701AF | Direct Cross Interchange | 9 |
| MTS | 043751 | Direct Cross Interchange | 8 |
| SEAT | 6K0131089X | Direct Cross Interchange | 7 |
| BOSAL | 099803 | Direct Cross Interchange | 7 |
| WALKER | 20249 | Direct Cross Interchange | 7 |
| QUINTON HAZELL | 311531 | Direct Cross Interchange | 6 |
| KLARIUS | 311531 | Direct Cross Interchange | 6 |
| SIGAM | 22308 | Direct Cross Interchange | 6 |
| FONOS | 20249 | Direct Cross Interchange | 5 |
| MAGNAFLOW | K424 | Direct Cross Interchange | 3 |
| MAGNAFLOW | 87040 | Direct Cross Interchange | 3 |
| ROSI | 311531 | Direct Cross Interchange | 1 |
| ASSO | 460007 | Indirect Cross Interchange | 6 |
| VENEPORTE | ST63089K | Indirect Cross Interchange | 3 |
| SEAT | 6K013170 | Indirect Cross Interchange | 2 |
| VW/SEAT | 6K0131701AF | Indirect Cross Interchange | 2 |
| VW/SEAT | 6K013170 | Indirect Cross Interchange | 2 |
| VW/SEAT | 6K0131089X | Indirect Cross Interchange | 2 |
| VW/SEAT | 6K013108 | Indirect Cross Interchange | 2 |
| VAG | 6K0131701AF | Indirect Cross Interchange | 2 |
| VAG | 6K013170 | Indirect Cross Interchange | 2 |
| VAG | 6K0131089X | Indirect Cross Interchange | 2 |
| VAG | 6K013108 | Indirect Cross Interchange | 2 |
| SEAT | 6K0131089F | Indirect Cross Interchange | 2 |
| SEAT | 6K0131089 | Indirect Cross Interchange | 2 |
| SEAT | 6K013108 | Indirect Cross Interchange | 2 |
| FABRISCAPE | ST33764C | Indirect Cross Interchange | 2 |
| QUINTON HAZELL | 311351 | Indirect Cross Interchange | 1 |
| MTS | 43751 | Indirect Cross Interchange | 1 |
| IMASAF | NOCAT | Indirect Cross Interchange | 1 |
| EASTERN CATALYTIC | 40146 | Indirect Cross Interchange | 1 |
| WORLDPAC | H300054655BSL | Indirect Cross Interchange | 1 |
| MAREMONT | 29568 | Indirect Cross Interchange | 1 |
| AutoZone | 099803 | Indirect Cross Interchange | 1 |
| CATCO | 4027 | Indirect Cross Interchange | 1 |
| KLARIUS | 311351 | Indirect Cross Interchange | 1 |
| VENEPORTE | AU03298K | Indirect Cross Interchange | 1 |
| MAGNAFLOW | 23866 | Indirect Cross Interchange | 1 |