HornBlasters Shocker 2 Gallon Train Horn Kit
This horn kit sets the standard for all high-end train horn kits. It comes with insanely loud train horns and a complete 12 volt onboard air system. This HornBlasters train horn kit fits on just about anything. The horns can be mounted separately to save on space (in fact we've seen this kit installed on cars as small as Honda Civics). Specifications: HornBlasters Class Horns from 12in to 20in long, 5in wide (Model H4). Viair 2 Gallon 145 PSI Air Source is 14in x 19in x 6in (Model 20003)