Train Horn Kit for Truck Car Semi Loud System 3G Air Tank 200psi 4 Trumpets

Mounting Hardware Bolts, nuts, mounting gaskets. We have a team of professionals ready to address all your questions and concerns. ½ NPT Hex Head Male Plug x 2. Single Trumpet Air Horn (Black), 200 PSI Air Compressor, 5 Gallon Air Tank, Weather Protection Cover, Electric Air Valve, Pressure Gauge, Pressure Switch, Air Hose, Horn Button.