Muffler: Labor Times
| Standard Hours | Manufacturer Warranty Hours | Skill Level | Notes | |
| Replace | ||||
| Single | ||||
| One | 0.5 | 0.3 | C | |
| Dual | ||||
| One Side | 0.5 | 0.4 | C | |
| Both Sides | 0.5 | 0.4 | C |
| Standard Hours | Manufacturer Warranty Hours | Skill Level | Notes | |
| Replace | ||||
| Single | ||||
| One | 0.5 | 0.3 | C | |
| Dual | ||||
| One Side | 0.5 | 0.4 | C | |
| Both Sides | 0.5 | 0.4 | C |