| Factory | Number | Cross Interchange Type | Relevance |
|---|---|---|---|
| WALKER | 20611 | Direct Cross Interchange | 7 |
| IMASAF | 258043 | Direct Cross Interchange | 7 |
| AS | 55284 | Direct Cross Interchange | 7 |
| FIAT | 55198679 | Direct Cross Interchange | 6 |
| QUINTON HAZELL | 321482 | Direct Cross Interchange | 6 |
| KLARIUS | 321482 | Direct Cross Interchange | 6 |
| BOSAL | 099231 | Direct Cross Interchange | 6 |
| FONOS | 20611 | Indirect Cross Interchange | 5 |
| FIAT | 46760738 | Indirect Cross Interchange | 4 |
| BM CATALYSTS | BM91017H | Indirect Cross Interchange | 4 |
| MTS | 043773 | Indirect Cross Interchange | 4 |
| FENNO | P218CAT | Indirect Cross Interchange | 4 |
| BM CATALYSTS | BM91017 | Indirect Cross Interchange | 3 |
| MAGNAFLOW | 71808 | Indirect Cross Interchange | 3 |
| ASSO | 120059 | Indirect Cross Interchange | 3 |
| EEC | FI6008T | Indirect Cross Interchange | 3 |
| EEC | FI6008 | Indirect Cross Interchange | 3 |
| FENNO | P218CA | Indirect Cross Interchange | 2 |
| ALFAROME/FIAT/LANCI | 55198679 | Indirect Cross Interchange | 2 |
| ALFAROME/FIAT/LANCI | 46760738 | Indirect Cross Interchange | 2 |
| FIAT / LANCIA | 55198679 | Indirect Cross Interchange | 2 |
| FIAT / LANCIA | 46760738 | Indirect Cross Interchange | 2 |
| FIAT | 46818203 | Indirect Cross Interchange | 2 |
| VENEPORTE | FA25580K | Indirect Cross Interchange | 2 |
| AS | 55283 | Indirect Cross Interchange | 2 |
| SIGAM | 13168 | Indirect Cross Interchange | 2 |
| BM CATALYSTS | 91017H | Indirect Cross Interchange | 2 |
| MAGNAFLOW | K593 | Indirect Cross Interchange | 2 |
| ERNST | 756242 | Indirect Cross Interchange | 2 |
| BOSAL | 099717 | Indirect Cross Interchange | 2 |
| FIAT | 46550719 | Indirect Cross Interchange | 2 |
| AP EXHAUST | 642354 | Indirect Cross Interchange | 1 |
| WORLDPAC | H3000411969BSL | Indirect Cross Interchange | 1 |
| MAREMONT | 29173 | Indirect Cross Interchange | 1 |
| AutoZone | 099231 | Indirect Cross Interchange | 1 |
| QUINTON HAZELL | 380273 | Indirect Cross Interchange | 1 |
| WALKER | 15775 | Indirect Cross Interchange | 1 |
| FIAT | 46778637 | Indirect Cross Interchange | 1 |
| MIVV | RC21002680 | Indirect Cross Interchange | 1 |
| FIAT | 55198677 | Indirect Cross Interchange | 1 |
| ROSI | 321482 | Indirect Cross Interchange | 1 |
| QUINTON HAZELL | 321224 | Indirect Cross Interchange | 1 |
| BOSAL | 098194 | Indirect Cross Interchange | 1 |
| KLARIUS | 380273 | Indirect Cross Interchange | 1 |
| KLARIUS | 321224 | Indirect Cross Interchange | 1 |
| DESCAM | 101011 | Indirect Cross Interchange | 1 |
| FABRISCAPE | FA55284C | Indirect Cross Interchange | 1 |
| FABRISCAPE | FA55283C | Indirect Cross Interchange | 1 |
| CATCO | 4113 | Indirect Cross Interchange | 1 |
| MAGNAFLOW | 23335 | Indirect Cross Interchange | 1 |
| EASTERN CATALYTIC | 30247 | Indirect Cross Interchange | 1 |