GM Direct Fit Train Air Horn and Onboard Air System with Model 230 BEAST Triple Train Horn - NOB Backorder the HK4-1 offers a dependable

the HK4-1 offers a dependable solution for drivers who require consistent

75" Mounting Hardware Full Kit Included (Nuts

The air inlet is on the underside to allow operation with manual valves and to avoid exposed air lines and wiring

Rugged Environmental Shielding: Cast and machined from exceptionally dense zinc alloy material to easily survive extreme under-car vibrations

By utilizing the factory "Lock-Lock-Lock" remote sequence

GM Direct Fit Train Air Horn and Onboard Air System with Model 230 BEAST Triple Train Horn - NOB Backorder the HK4-1 offers a dependableModel GMTRK 230 2007. 5 2013 & 2016 2018 CHEVROLET SILVERADO 1500 2007. 5 2013 GMC SIERRA 1500 Kleinn Train Horn and Onboard Air Systems are designed with the serious truck owner in mind. The 100% Duty Cycle system will supply air for inflating tires, powering air tools, air suspension and honking your Kleinn Train Horns. This kit includes a Kleinn exclusive heavy duty 150 PSI WATERPROOF air compressor, 3 gallon air tank and custom engineered mounting