Kleinn Air Horns · New
Kleinn 20-26 Chevrolet Silverado 2500 HD/ 3500 HD Onboard Air System
MPN GMHD20-OBA · Store SKU kleGMHD20-OBA
Supplier stock checked 11/7/2026, 6:42:03 AM UTC. Adding a part does not reserve it.
Request a return within 30 calendar days after delivery. New parts must be unopened and unused.
Shipping & returns ↗This policy does not limit rights required by law.Free standard shipping on eligible parts orders of $100 or more. Oversized and freight items excluded. Fitment, taxes, availability and final totals are confirmed before payment.
Product details
Equip your vehicle with this premium onboard air system, engineered specifically for owners who demand professional-grade utility and precision vehicle-specific fitment. This premium heavy-duty kit provides a reliable high-output air source directly on your chassis, allowing you to easily inflate large tires, power air tools, operate air suspension bags, or tackle demanding off-road challenges. The heart of this high-performance system features a model 6450RC 150 PSI waterproof high-output air compressor paired with a powder-coated steel three-gallon air tank to ensure rapid recovery times and dependable, long-term performance. Both components mount securely beneath the vehicle using custom-engineered, direct-fit mounting brackets that bolt directly to existing factory locations. This system features a true 100 percent bolt-on installation that requires absolutely no cutting, welding, or drilling, allowing anyone to achieve a clean, professional-looking setup. For ultimate utility, the package includes a remote-mounted quick connect, a high-pressure tire inflator hose with a dedicated storage bag, a 160 PSI panel-mounted gauge for effortless monitoring from inside the cab, and a locking air chuck equipped with 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. Built to endure the toughest environments, this complete package provides the ideal balance of discreet original equipment manufacturer style mounting and high-output pneumatic performance that serious custom builds count on. Kleinn Direct Bolt-on Onboard Air Kit - 2020-2026 GM 2500/3500HD - 160 PSI Dash Mount Air Gauge Kleinn Bolt-on Onboard Air System - 160 PSI Gauge - 2020-2026 GM 2500/3500HD
Manufacturer fitment & guides
Check GMHD20-OBA against the manufacturer’s application information below.
A manufacturer application guide is not available for this listing. Request the exact application from JuiceBuilt before payment.
Part-specific notes
- California Proposition 65: Y