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Kleinn Air Horns

Kleinn 20-26 Chevrolet Silverado 2500 HD/ 3500 HD Onboard Air System

Kleinn 20-26 Chevrolet Silverado 2500 HD/ 3500 HD Onboard Air System

$818.99 USD
$1,039.94 USD $818.99 USD
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Shipping & returns

Orders over $99 ship free in the lower 48. Most in-stock gear leaves the warehouse the next business day. Wrong fitment? Send it back within 30 days — we'll help you find the part that does fit.

Fitment & build help

Not sure if this fits your platform? Tell us your year, make, model, and trim — we'll confirm before you order. For bigger builds, we'll help you plan the full stack.

Warranty

Every product on this site ships through authorized channels with full manufacturer warranty. If something breaks in normal use, we'll help you get it resolved.

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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.

This Part Fits:

Year Make Model Submodel
2020-2024 Chevrolet Silverado 2500 HD Custom
2020-2024 Chevrolet Silverado 2500 HD High Country
2020-2024 Chevrolet Silverado 2500 HD LT
2020-2024 Chevrolet Silverado 2500 HD LTZ
2020-2024 Chevrolet Silverado 2500 HD WT
2024 Chevrolet Silverado 2500 HD ZR2
2020-2024 Chevrolet Silverado 3500 HD High Country
2020-2024 Chevrolet Silverado 3500 HD LT
2020-2024 Chevrolet Silverado 3500 HD LTZ
2020-2024 Chevrolet Silverado 3500 HD WT
2020-2026 GMC Sierra 2500 HD AT4
2024-2026 GMC Sierra 2500 HD AT4X
2020-2021 GMC Sierra 2500 HD Base
2020-2026 GMC Sierra 2500 HD Denali
2024-2026 GMC Sierra 2500 HD Denali Ultimate
2022-2026 GMC Sierra 2500 HD Pro
2020-2026 GMC Sierra 2500 HD SLE
2020-2026 GMC Sierra 2500 HD SLT
2020-2026 GMC Sierra 3500 HD AT4
2020-2021 GMC Sierra 3500 HD Base
2020-2026 GMC Sierra 3500 HD Denali
2024-2026 GMC Sierra 3500 HD Denali Ultimate
2022-2026 GMC Sierra 3500 HD Pro
2020-2026 GMC Sierra 3500 HD SLE
2020-2026 GMC Sierra 3500 HD SLT

  • Free shipping over $99

    Orders over $99 ship free in the lower 48. Most in-stock gear leaves the warehouse the next business day.

  • Wrong fitment? We make it right.

    If a part doesn't fit your platform the way it should, send it back. We handle the return and find you the part that does.

  • Authorized dealer support

    Every product moves through proper channels. Full manufacturer warranty, real tech support — no gray-market headaches.