Parts Information
| Part | Manufacturer | OEM Part # | Price | Notes |
| Valves | ||||
| Intake | ||||
| Without CNG/LPG Fuel Prep Package | FOR | XL3Z6507AA | 12.78 | |
| With CNG/LPG Fuel Prep Package | FOR | XL3Z6507BA | 38.41 | |
| Exhaust | ||||
| Without CNG/LPG Fuel Prep Package | FOR | 6W7Z6505BA | 17.06 | |
| With CNG/LPG Fuel Prep Package | FOR | XL3Z6505BA | 36.10 |