Giant 28 X 8.25 X 4.5 Inch Rectangular Chrome 130 Decibel 330Hz Low Range Air Horn

Giant Low Tone Roof Mount Air Horn With Flexible Hose & Brass FittingsThe Giant produces a powerful high tone truck horn sound and utilizes all metal

Black Pedestal Mounting Bracket For Nathan K5LA AirChime Train

Giant 130 Decibel 330 Hz Roof-Mount Rectangular Chrome-Plated Air

With Compressor, Tank* High Quality Horn Set* Wolo Express Pro * Horn  - Color Semi Gloss Black* Dimensions  - 19 Inch Length  - 18 Inch Width  - 9.5

Model 855-858 WOLO Express Pro 12V 128 Decibel 308/337/366 Hz Black ABS Plastic Triple Train Horn

10.5 X 4.875 X 4.5 Inch Black ABS Plastic Triple Train Horn Kit With Compressor & 2.5 Gallon Tank* High Quality Horn Set* Wolo Express Pro Plus* Horn 

Model 875-858 Euro Express Pro 12V 125 Decibel 310/342/363 Hz Black ABS Triple Train Horn Kit

Chrome Plated ABS Plasitic Train Horn* High Quality Train Horn Kit* Horn   - 152 Decibels  - 307/347/440 Hz Low Range  - 16.5 Inch Length  - 14.75

Siberian Express Chrome Pro Plus 3 Trumpet Train Horn Complete Set

Turbo Compressor And Tank 5.5 Liter Tank For Train And Air Horns

Chrome-Plated Air Horn With Black Base - Requires High Pressure On-Board Air SystemWhen conditions demand a powerful alerting sound, your choice

Challenger 125 Decibel 380-456 Hz Deluxe Roof-Mount Air Horn

12V Electric Bull Horn, 115 Decibel 175 Hz 8 Amp - 4 State Trucks

Deluxe Chrome 4 Trumpet Mini Train Horn Kit With Air Compressor

HornBlasters Outlaw 3000 Chrome Train Horn Kit With 2 Gallon 145

12-Volt 125 Decible Train Horn* High Quality Train Horn Kit* Horn   - 125 Decibels  - 330/336 Hz Low Range  - Short Trumpet:  - 15.5 Inch Length 

Western Express Pro Train Horn 12-Volt 125 Db 330/336 Hz Kit With Compressor And Air Tank

26” Rectangular Bell Single Horn, Chrome

Square Air Horn With Pedestal Fits Kenworth, International, Mack, Peterbilt, Sterling, Volvo, Western Star* High Quality Air Horn* 29 Inch* Includes

Hadley 29 Inch Square Horn Includes Pedestal W/ Gaskets & Bolts

Electric Horn With 12.5 X 6 X 3.75 Inch Chrome Horn With Mounting Hardware* High Quality Air Horn Kit* Features  - Small Compact Size And Lightweight 

Psychoblasters V2 Dual Chrome Electric Air Horn Kit With Direct Drive Compressor