| Factory | Number | Cross Interchange Type | Relevance |
|---|---|---|---|
| GATES | 6599 | Direct Cross Interchange | 2 |
| ACDelco | 6599 | Indirect Cross Interchange | 1 |
| NAPA | 6599 | Indirect Cross Interchange | 1 |
| CARQUEST | 6599 | Indirect Cross Interchange | 1 |
| ALLIANCE | GT6599 | Indirect Cross Interchange | 1 |