Amazon.com: Vixen Horns Train Horn Trumpet for Truck/Car. Compact Trumpet Horn Super Loud dB. Black Single Trumpet (Size XS). Heavy Duty ABS Air Horn. Fits Vehicles Like Semi/Pickup/Jeep/RV/SUV VXH1901XB : Automotive
Model 855 WOLO Express 24V 128 Decibel 308/337/366 Hz Black ABS Plastic Triple Train Horn - 4 State Trucks
Stagg WS-HR245 Series Single French Horn Clear Lacquer Fixed Bell with ABS Case | AMS Supply
11"x11" Square ABS Bolt-On Horn For Assorted Exit Driver Long 38mm Throat | eBay