[Multiple Colors]
RelaysRed Dual Trumpet Air Horn Compressor Relay Set 12V 105dB for Car TruckDual Trumpet Air Horn.Can be used as an additional or replacement.Dual Trumpet SUPER-LOUD Air Horns Provides a Powerfully Loud Freight Train Sound.For Cars, Trucks, and Boats with 12V Power Supply.Twin Horns with High/Low Tones Combine for one HUGE Sound.Fitting kit included and easy to install.Package Including:1 X Large Horn1 X Small Horn1 X Compressor1 X Hose1 X1 x Installation Instructions1 X Fitting Nuts and Bolts Kit