Muffler: Labor Times
| Standard Hours | Manufacturer Warranty Hours | Skill Level | Notes | |
| Replace | ||||
| Single Exhaust | 0.8 | 0.5 | B | |
| Dual Exhaust | ||||
| One Side | 0.8 | 0.0 | B | |
| Both Sides | 1.0 | 0.6 | B |
| Standard Hours | Manufacturer Warranty Hours | Skill Level | Notes | |
| Replace | ||||
| Single Exhaust | 0.8 | 0.5 | B | |
| Dual Exhaust | ||||
| One Side | 0.8 | 0.0 | B | |
| Both Sides | 1.0 | 0.6 | B |