Air Injection Hose/Tube: Labor Times
| Standard Hours | Manufacturer Warranty Hours | Skill Level | Notes | |
| Replace | ||||
| Crossover | 0.9 | 0.6 | C | |
| Downstream | 0.8 | 0.5 | C | |
| Upstream | 0.7 | 0.4 | C |
| Standard Hours | Manufacturer Warranty Hours | Skill Level | Notes | |
| Replace | ||||
| Crossover | 0.9 | 0.6 | C | |
| Downstream | 0.8 | 0.5 | C | |
| Upstream | 0.7 | 0.4 | C |