The GMHD-OBA premium upgrade features a 100 percent bolt-on onboard air system with direct-fit, vehicle-specific mounting brackets that guarantee a clean under-truck installation with absolutely no cutting, welding, or drilling required. This comprehensive kit includes a high-output model 6450RC 150 PSI waterproof air compressor paired with a heavy-duty, powder-coated steel 3-gallon air tank to ensure rapid recovery times and dependable long-term performance. For maximum utility on the go, the system comes equipped with a remote-mount quick-connect tire inflator complete with a dedicated storage bag, alongside a 160 PSI dashboard panel-mounted gauge and a premium locking air chuck featuring an integrated digital pressure gauge and pressure release valve. This complete system comes packaged with all necessary high-grade air lines, wiring, and vehicle-specific hardware to ensure a seamless, professional-looking installation.
This Part Fits:
This Part Fits:
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2015-2019 | Chevrolet | Silverado 2500 HD | High Country |
| 2007-2019 | Chevrolet | Silverado 2500 HD | LT |
| 2007-2019 | Chevrolet | Silverado 2500 HD | LTZ |
| 2007-2019 | Chevrolet | Silverado 2500 HD | WT |
| 2015-2019 | Chevrolet | Silverado 3500 HD | High Country |
| 2007-2019 | Chevrolet | Silverado 3500 HD | LT |
| 2007-2019 | Chevrolet | Silverado 3500 HD | LTZ |
| 2007-2019 | Chevrolet | Silverado 3500 HD | WT |
| 2015-2019 | GMC | Sierra 2500 HD | Base |
| 2011-2019 | GMC | Sierra 2500 HD | Denali |
| 2007-2019 | GMC | Sierra 2500 HD | SLE |
| 2007-2019 | GMC | Sierra 2500 HD | SLT |
| 2007-2014 | GMC | Sierra 2500 HD | WT |
| 2020 | GMC | Sierra 3500 HD | AT4 |
| 2015-2020 | GMC | Sierra 3500 HD | Base |
| 2011-2020 | GMC | Sierra 3500 HD | Denali |
| 2007-2020 | GMC | Sierra 3500 HD | SLE |
| 2007-2020 | GMC | Sierra 3500 HD | SLT |
| 2007-2014 | GMC | Sierra 3500 HD | WT |
