Catalytic Converter: Labor Times
| Standard Hours | Manufacturer Warranty Hours | Skill Level | Notes | |
| Diagnose/Test | 0.9 | 0.6 | B | |
| Replace | ||||
| Single Exhaust | 0.9 | 0.6 | C | |
| Dual Exhaust | ||||
| One | 0.9 | 0.6 | C | |
| Both | 1.5 | 1.1 | C |
| Standard Hours | Manufacturer Warranty Hours | Skill Level | Notes | |
| Diagnose/Test | 0.9 | 0.6 | B | |
| Replace | ||||
| Single Exhaust | 0.9 | 0.6 | C | |
| Dual Exhaust | ||||
| One | 0.9 | 0.6 | C | |
| Both | 1.5 | 1.1 | C |