Upgrade your vehicle 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 spine-tingling volume and professional-grade utility, and everything needed arrives in one box for a professional and flawless setup. We custom engineer chassis-specific mounting brackets that bolt our genuine Kleinn components directly to existing factory locations. Using common hand tools, anyone can install this system without drilling a single hole, ensuring a true 100 percent bolt-on installation. This high-performance package features the legendary, earth-shaking blast of our Demon model 730 triple train horn. Providing the pneumatic power is a high-output Kleinn waterproof air compressor paired with a Cortec inner-coated three-gallon air tank, creating a versatile onboard air station capable of inflating large tires, powering air tools, or operating air suspension bags. For added utility, the package includes a remote-mounted quick connect, a high-pressure air hose for tire inflation, and a dedicated storage bag. For enthusiasts looking to maximize their performance, the entire setup can be upgraded to deliver an even louder blast by adding the part number 6890 Ultra BlastMaster valve upgrade kit. Built to endure the toughest environments, this complete system provides the ideal balance of discreet mounting and high-output performance that serious custom builds count on.

Genuine Kleinn Air Horns. Part number TRX21-734.

Ships from US warehouse.

WARNING: California Proposition 65 — this product can expose you to chemicals known to the State of California to cause cancer or reproductive harm.