Air Horn Kit Train Horn And Onboard Air System w/Horn; Incl. Model 230 The Beast Triple Train Horn; 100 Percent Duty Cycle Bolt-On Onboard Heavy Duty Air System; FEATURES: 3 Gallon Steel Air Tank 150 PSI Rated System 6450RC Air Compressor Model Specific Brackets For Air System Incl. Horn And Horn Support Incl. Tire Inflation Kit Too Loud Too Bad All Kleinn SDKITs feature a 100% duty cycle air compressor, three gallon air tanks and vehicle-specific brackets to allow a 100% bolt-on installation on your truck. Everything you need to install a completely capable onboard air system with our largest and most popular train horns comes in one box. No cutting, welding or drilling is required for installation, which takes about half the time with custom powdercoated steel brackets that are made in the USA. All Systems also feature all-steel air tanks that are also proudly made in the USA! All SDKITs can be upgraded with our BlastMaster(TM) or Ultra BlastMaster(TM) Valve Upgrade Kits. Note: Not for use with power side steps. Kleinn automotive air horns offers complete air horn kits, train horns, roof mount truck horns, air systems kit accessories and off road lift kits.