Parts Information
| Part | Manufacturer | OEM Part # | Price | Notes |
| Intake Valve | ||||
| Without CNG | GMO | 12563063 | 26.94 | |
| With CNG | GMO | 12564338 | 23.26 | |
| Exhaust Valve | ||||
| Without CNG | GMO | 12563064 | 25.70 | |
| With CNG | GMO | 12558295 | 52.41 |
| Part | Manufacturer | OEM Part # | Price | Notes |
| Intake Valve | ||||
| Without CNG | GMO | 12563063 | 26.94 | |
| With CNG | GMO | 12564338 | 23.26 | |
| Exhaust Valve | ||||
| Without CNG | GMO | 12563064 | 25.70 | |
| With CNG | GMO | 12558295 | 52.41 |