Kleinn Automotive Accesories is a U.S. manufacturer of extremely high quality air horns, train horns, complete onboard air and air horn systems. Our focus is to bring the finest quality pneumatic systems and components to the automotive aftermarket – worldwide. We are constantly developing new 100% bolt-on, vehicle-specific systems for today's most popular vehicles. Kleinn also carries a complete line of air compressors, air tanks and related pneumatic accessories for cars, trucks, SUVs and everything else with a 12- or 24-volt power source.. Complete Bolt-on GM1500 Train horn System with 220 dual train horn and 130 PSI air system.. Kleinn 07-18 Chevrolet Silverado Avalanche Onboard Air System w/220 Horns. Features Model 220 dual ABS train horn. Direct bolt-on, No drilling or cutting. GM1500 Bolt-On Dual Train Horn Kit. Onboard Air System with Horns. Onboard Air w/ Horns. Air Horn Kit

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