| Factory | Number | Cross Interchange Type | Relevance |
|---|---|---|---|
| AUDI | 4B0121251K | Direct Cross Interchange | 5 |
| AUDI | 4B0121251AE | Direct Cross Interchange | 5 |
| VW | 4B0121251K | Direct Cross Interchange | 4 |
| AUDI | 4B0121251L | Direct Cross Interchange | 4 |
| NISSENS | 60497 | Indirect Cross Interchange | 2 |
| NISSENS | 60316 | Indirect Cross Interchange | 2 |
| AURADIA | KAI124 | Indirect Cross Interchange | 1 |
| AURADIA | AIA2124 | Indirect Cross Interchange | 1 |
| AURADIA | AI2124 | Indirect Cross Interchange | 1 |
| THERMOTEC | D7W053TT | Indirect Cross Interchange | 1 |
| BEHR HELLA SERVICE | 8MK376715331 | Indirect Cross Interchange | 1 |
| BEHR HELLA SERVICE | 2110284 | Indirect Cross Interchange | 1 |
| J. DEUS | RA0010230 | Indirect Cross Interchange | 1 |
| J. DEUS | 001M16 | Indirect Cross Interchange | 1 |
| JP GROUP | 121650007 | Indirect Cross Interchange | 1 |
| NOR | 0014209 | Indirect Cross Interchange | 1 |
| AKS DASIS | 480058N | Indirect Cross Interchange | 1 |
| QUINTON HAZELL | QER1899 | Indirect Cross Interchange | 1 |
| QUINTON HAZELL | QER1898 | Indirect Cross Interchange | 1 |
| AKS DASIS | 480058 | Indirect Cross Interchange | 1 |
| KLOKKERHOLM | 0014302124 | Indirect Cross Interchange | 1 |
| AKG | 47850090000 | Indirect Cross Interchange | 1 |
| GERI | 16653 | Indirect Cross Interchange | 1 |
| VW | 8D0121251N | Indirect Cross Interchange | 1 |
| DPI | 2974 | Indirect Cross Interchange | 1 |
| DPI | 2035 | Indirect Cross Interchange | 1 |
| AVA COOLING SYSTEMS | AI2124 | Indirect Cross Interchange | 1 |
| VAN WEZEL | 03002124 | Indirect Cross Interchange | 1 |
| VALEO | 731756 | Indirect Cross Interchange | 1 |
| VALEO | 231756 | Indirect Cross Interchange | 1 |
| HELLA | 8MK376715331 | Indirect Cross Interchange | 1 |
| FRIGAIR | 01103120 | Indirect Cross Interchange | 1 |
| NRF | 539504 | Indirect Cross Interchange | 1 |
| NRF | 51578 | Indirect Cross Interchange | 1 |
| VISTEON | 1010001145 | Indirect Cross Interchange | 1 |
| TYC | 7020010 | Indirect Cross Interchange | 1 |
| TYC | 7020001 | Indirect Cross Interchange | 1 |
| NISSENS | 60497A | Indirect Cross Interchange | 1 |
| AUDI | 8DO121251N | Indirect Cross Interchange | 1 |
| AUDI | 8D0121251N | Indirect Cross Interchange | 1 |
| VW | 4B0121251F | Indirect Cross Interchange | 1 |