| Factory | Number | Cross Interchange Type | Relevance |
|---|---|---|---|
| AS | 37906D | Direct Cross Interchange | 8 |
| KLARIUS | 321342 | Direct Cross Interchange | 6 |
| AUDI | 4B0253058AX | Direct Cross Interchange | 5 |
| HJS | 93112008 | Direct Cross Interchange | 5 |
| VW | 4B0253058AX | Direct Cross Interchange | 5 |
| QUINTON HAZELL | 321342 | Direct Cross Interchange | 5 |
| SIGAM | 10151 | Direct Cross Interchange | 4 |
| ERNST | 753969 | Direct Cross Interchange | 4 |
| VENEPORTE | AU03290K | Direct Cross Interchange | 3 |
| AUDI | 3B0254500X | Direct Cross Interchange | 2 |
| VW | 4B0253058GX | Direct Cross Interchange | 2 |
| VW | 3B0254500X | Direct Cross Interchange | 2 |
| AUDI | 4B0253058GX | Direct Cross Interchange | 2 |
| VW | 4B0253058AV | Direct Cross Interchange | 1 |
| VW | 4B0253058GV | Direct Cross Interchange | 1 |
| VW | 3B0254500V | Direct Cross Interchange | 1 |
| AUDI | 4B0253058GV | Direct Cross Interchange | 1 |
| AUDI | 4B0253058AV | Direct Cross Interchange | 1 |
| VENEPORTE | VW80272K | Direct Cross Interchange | 1 |
| AUDI | 3B0254500V | Direct Cross Interchange | 1 |
| BM CATALYSTS | BM80095H | Indirect Cross Interchange | 5 |
| TWINTEC | 25511118 | Indirect Cross Interchange | 4 |
| VAG | 4B0253058AX | Indirect Cross Interchange | 4 |
| FENNO | P130DCAT | Indirect Cross Interchange | 3 |
| MAGNAFLOW | 80274D | Indirect Cross Interchange | 3 |
| KLARIUS | 322204 | Indirect Cross Interchange | 3 |
| VW/SEAT | 4B0253058AX | Indirect Cross Interchange | 2 |
| VW/SEAT | 4B025305 | Indirect Cross Interchange | 2 |
| EBERSPACHER | 9919155 | Indirect Cross Interchange | 2 |
| EEC | AU6004TBP | Indirect Cross Interchange | 2 |
| EEC | AU6004T | Indirect Cross Interchange | 2 |
| EEC | AU6004 | Indirect Cross Interchange | 2 |
| BM CATALYSTS | BM80095 | Indirect Cross Interchange | 2 |
| AUDI | 4B025305 | Indirect Cross Interchange | 2 |
| VW | 4B025305 | Indirect Cross Interchange | 2 |
| QUINTON HAZELL | 322204 | Indirect Cross Interchange | 2 |
| VAG | 4B025305 | Indirect Cross Interchange | 2 |
| KLARIUS | 380869 | Indirect Cross Interchange | 1 |
| QUINTON HAZELL | 380869 | Indirect Cross Interchange | 1 |
| VAG | 3B0254500X | Indirect Cross Interchange | 1 |
| BOSAL | 095660 | Indirect Cross Interchange | 1 |
| ROSI | 321342 | Indirect Cross Interchange | 1 |