The Wolo Model 419 Bad Boy Black One Piece Design Air Horn Kit offers the latest in air horn technology. Its one-piece design requires no hoses and installs in minutes by simply transferring the factory horn wires to the compressor. This kit mounts with a single bolt (included) and produces a powerful 118 decibel dual-tone air horn sound that is twice as loud as many factory horns. The Bad Boy is compact in size, allowing it to fit any car, truck, motorcycle, or ATV that requires a loud air horn sound. The heavy-duty, maintenance-free compressor will provide years of dependable service.