This kit also includes the BlastMaster Upgrade Kit to make it go even LOUDER, boosting the train horn sound output to a mind-blowing level.
5 Gallon Air Tank, Tubing, Cab Switch, Pressure Switch, Safety Valve, Compression Fitting, Drain Cock, Remote Mount Intake Filter, Mounting Brackets and Hardware;California Residents: WARNING Kits include horns, compressor, tank, wiring, air tubing and switches. Kleinn Train Horns ProBlaster Complete Triple Train Horn Package with BlastMaster Upgrade Kit (Chrome) - HK8. The Kleinn Model 630 is the ultimate train horn for your car, truck or SUV.