Waterproof dual-trumpet air horns give a loud warning blast of 128 dBTrumpets, mounts and brackets are triple-plated chrome or powder coated blackIncludes horn assembly, air compressor, relay, simple wiring, cone shaped dust/bug covers, mounting hardware and complete installation instructionsAir horns mount to the frame down tubes or engine guards; air compressor mounts to the frame behind a side cover or under tankUses the stock horn button; bolt-on, plug-in installationWaterproof dual-trumpet air horns give a loud warning blast of 128 dB. Trumpets, mounts and brackets are triple-plated chrome or powder coated black. Includes horn assembly, air compressor, relay, simple wiring, cone shaped dust/bug covers, mounting hardware and complete installation instructions. Air horns mount to the frame down tubes or engine guards; air compressor mounts to the frame behind a side cover or under tank. Uses the stock horn button; bolt-on, plug-in installation.