Muffler: Labor Times
| Standard Hours | Manufacturer Warranty Hours | Skill Level | Notes | |
| Replace | ||||
| Single Exhaust | ||||
| With Single Tailpipe | 0.8 | 0.5 | C | |
| With Dual Tailpipe | 0.9 | 0.6 | C | |
| Dual Exhaust | ||||
| Right Side | 1.0 | 0.7 | C | |
| Left Side | 1.1 | 0.8 | C |
| Standard Hours | Manufacturer Warranty Hours | Skill Level | Notes | |
| Replace | ||||
| Single Exhaust | ||||
| With Single Tailpipe | 0.8 | 0.5 | C | |
| With Dual Tailpipe | 0.9 | 0.6 | C | |
| Dual Exhaust | ||||
| Right Side | 1.0 | 0.7 | C | |
| Left Side | 1.1 | 0.8 | C |