The SDKIT17-734 includes a Direct-Fit onboard train horn system, featuring the model 730 Demon triple train horn, 3-gallon air tank, 6450RC Heavy Duty 100% duty cycle high output waterproof air system. The kit can be upgraded to be even LOUDER by adding a P/N 6890 Ultra BlastMaster Valve Upgrade Kit. System also includes a quick connect tire inflator with storage bag. Kleinn vehicle specific train horn kits are also available as a stand alone onboard air system without a horn.. Bolt-on Ford Train Horn System with 730 Train Horn and 150 PSI Heavy Duty Waterproof Air System.. Kleinn 17-22 Ford F-250/ F-350/ F-450 Onboard Air System w/ Model 730 Horns. Tire Inflator with 30 Foot Hose, Remote Quick Connect and Storage Bag. Air Horn Compressor Kit. Ford Bolt-On Train Horn. Train Horn

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