| Competitor Part Number | Competitor Name | Interchange Type | Notes |
|---|---|---|---|
| 13578NA | AFTERMARKET BRAND | Direct Replacement | |
| 13578RA | ZORKOS | Direct Replacement | |
| 13578NR | ZORKOS | Direct Replacement | |
| 13578D | ZORKOS | Direct Replacement | |
| 13578N | ZORKOS | Direct Replacement | |
| 13578 | LESTER | Direct Replacement | |
| 13578C | ZORKOS | Direct Replacement | |
| 13578R | ZORKOS | Direct Replacement |