| Factory | Number | Cross Interchange Type | Relevance |
|---|---|---|---|
| AS | 37880 | Direct Cross Interchange | 12 |
| IMASAF | 718033 | Direct Cross Interchange | 11 |
| KLARIUS | 321750 | Direct Cross Interchange | 11 |
| QUINTON HAZELL | 321750 | Direct Cross Interchange | 10 |
| MTS | 043946 | Direct Cross Interchange | 10 |
| BOSAL | 099813 | Direct Cross Interchange | 10 |
| ERNST | 753104 | Direct Cross Interchange | 8 |
| SEAT | 03E253020FX | Direct Cross Interchange | 8 |
| VW | 03E253020FX | Direct Cross Interchange | 7 |
| BM CATALYSTS | BM91211H | Direct Cross Interchange | 7 |
| SKODA | 03E253020FX | Direct Cross Interchange | 6 |
| VENEPORTE | ST63272K | Direct Cross Interchange | 6 |
| BOSAL | 098882 | Direct Cross Interchange | 1 |
| TWINTEC | 28301102 | Indirect Cross Interchange | 11 |
| HJS | 90115705 | Indirect Cross Interchange | 11 |
| EEC | ST6013 | Indirect Cross Interchange | 8 |
| SIGAM | 22148 | Indirect Cross Interchange | 7 |
| ASSO | 460022 | Indirect Cross Interchange | 7 |
| FONOS | 20723 | Indirect Cross Interchange | 6 |
| EEC | ST6013T | Indirect Cross Interchange | 6 |
| MAGNAFLOW | 77011 | Indirect Cross Interchange | 5 |
| VAG | 03E253020FX | Indirect Cross Interchange | 3 |
| MAGNAFLOW | K599 | Indirect Cross Interchange | 3 |
| SEAT | 03E25302 | Indirect Cross Interchange | 2 |
| SKODA | 03E25302 | Indirect Cross Interchange | 2 |
| VW | 03E25302 | Indirect Cross Interchange | 2 |
| ROSI | 321750 | Indirect Cross Interchange | 2 |
| VW/SEAT | 03E253020FX | Indirect Cross Interchange | 2 |
| VW/SEAT | 03E25302 | Indirect Cross Interchange | 2 |
| VAG | 03E25302 | Indirect Cross Interchange | 2 |
| AUDI | 03E253020FX | Indirect Cross Interchange | 1 |
| WORLDPAC | H300049596BSL | Indirect Cross Interchange | 1 |
| GAT EUROKAT | 19098 | Indirect Cross Interchange | 1 |
| AutoZone | 099813 | Indirect Cross Interchange | 1 |
| TESH | 321750 | Indirect Cross Interchange | 1 |
| MAGNAFLOW | 23948 | Indirect Cross Interchange | 1 |
| CATCO | 4534 | Indirect Cross Interchange | 1 |
| FUELPARTS | PAS37034 | Indirect Cross Interchange | 1 |
| VEMA | 13821KC | Indirect Cross Interchange | 1 |
| TIMAX | 321750 | Indirect Cross Interchange | 1 |
| WALKER | 20862 | Indirect Cross Interchange | 1 |
| EASTERN CATALYTIC | 40226 | Indirect Cross Interchange | 1 |
| WALKER | 16075 | Indirect Cross Interchange | 1 |
| BOSAL | 99813 | Indirect Cross Interchange | 1 |
| AP EXHAUST | 642445 | Indirect Cross Interchange | 1 |