Horns

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...

Upgrade your truck with the Kleinn Demon train horn and onboard air system, engineered specifically for owners who demand premium quality and precision vehicle-specific fitment. This premium heavy-duty kit features a true 100 percent bolt-on installation...

Upgrade your truck with the Kleinn train horn and onboard air system, engineered specifically for owners who demand premium quality and precision vehicle-specific fitment. This premium heavy-duty kit features a true 100 percent bolt-on installation with...

Equip your truck with the Kleinn GM1500-OBA direct bolt-on onboard air system, custom engineered specifically for a 100 percent drill-free installation on 2007.5 to 2013 GM Silverado and Sierra 1500 trucks. This premium, heavy-duty pneumatic kit features...

Upgrade your truck with the Kleinn Demon train horn and onboard air system, engineered specifically for owners who demand premium quality and precision vehicle-specific fitment. This premium heavy-duty kit delivers an unmatched combination of...

Upgrade your truck with the Kleinn train horn and onboard air system, engineered specifically for owners who demand premium quality and precision vehicle-specific fitment. This premium heavy-duty kit delivers the signature Kleinn train horn blast paired...

Equip your 2023 to 2026 Ford F-250, F-350, or F-450 Super Duty with the Kleinn onboard air system, engineered specifically for truck owners who demand professional-grade utility and precision vehicle-specific fitment. This premium heavy-duty kit provides...

Rule the road with the Kleinn Beast Train Horn System, engineered specifically for those who demand premium quality and precision vehicle-specific fitment. Designed for your 2023 to 2026 Ford F-250 or F-350 Super Duty, this premium kit delivers the...

The Can-Am X3 Maverick Onboard Air System is a heavy-duty high volume air source to inflate tires at the end of a day off road. The kit is 100% bolt-on using common hand tools and has everything needed for installation. The heavy-duty WATERPROOF air...

Equip your utility terrain vehicle with the Kleinn train horn and onboard air system, engineered specifically for owners who demand premium quality and precision vehicle-specific fitment. This premium heavy-duty kit delivers a commanding blast paired...

Kleinn Automotive Accesories is a U.S. manufacturer of extremely high quality air horns, train horns, complete onboard air and air horn systems. Our focus is to bring the finest quality pneumatic systems and components to the automotive aftermarket –...

Kleinn Air System w/ 150 PSI Air Compressor / 2.0 gal Air Tank