Black 3 Trumpet Train Horn *For Air Compressor & Tank Kit, Click Here! Black 3 Trumpet Train Horn 145db Super Loud! Sound Output: 145db 12 Volt Heavy Duty Electric Solenoid Included Size: 15 3/4"" L x 12 1/2"" W x 11 1/2"" H Air Powered Compressor Sold Separately Ea... See More