Parts Information
| Part | Manufacturer | OEM Part # | Price | Notes |
| Modulator Valve | ||||
| 1/2 Ton | ||||
| Vacuum Boost System | ||||
| 7, 200 GVWR | ||||
| Without Luxury Edition | GMO | 19121925 | 288.24 | |
| With Luxury Edition | GMO | 89027166 | 327.80 | |
| Hydro Boost System | ||||
| Without Crew Cab | ||||
| 6, 400 GVWR | GMO | 15294560 | 0.00 | Order By Description. |
| With Crew Cab | ||||
| With Traction Control | GMO | 88964302 | 862.41 | |
| 3/4 Ton | ||||
| Without 2" Raised Body | GMO | 88964303 | 878.98 | |
| With 2" Raised Body | GMO | 15793427 | 268.70 | Order By Description. |
| 1 Ton | GMO | 15793427 | 268.70 | Order By Description. |