Model HK7: Universal "Beast" ABS Triple Train Horns / Onboard Air Kit | 150 PSI | 3-Gallon New monitor vehicle health (such as

monitor vehicle health (such as battery voltage and temperature)

piercing dual-tone chord engineered to instantly punch through dense city traffic noise layers

Cool down your truck in the summer and warm it in the winter before you ever climb in the cab

True Locomotive Tone: The three steel trumpet design (16"

The result is a significant increase in resonance and tonal depth

Model HK7: Universal "Beast" ABS Triple Train Horns / Onboard Air Kit | 150 PSI | 3-Gallon New monitor vehicle health (such asModel HK7: Universal ProBlaster Beast ABS Triple Train Horns & Onboard Air Kit WHY THE BEAST RULES ITS CLASS! For the driver who demands a professional grade locomotive blast without the investment of a full metal HK9 systems, "The Beast" Model HK7 has arrived. Engineered to outperform everything in its category, the high impact ABS construction of the Model 230 Beast horns delivers a sharp, aggressive harmonic chord. The HK7 cuts through road noise