CMI External Sound Choice System

CMI External Sound Choice silencers allow the operator to muffle high decibel sound waves emitted through the exhaust with simply a flip of a switch. External Sound Choice stainless steel silencers feature a fully-polished, mirror-like finish and can be installed on most gas or diesel engine applications. Heavy duty shaft and butterfly valves are standard to meet requirements of high-horsepower propulsion systems. CMI Sound Choice System are pneumatically operated, eliminating the risk of electrical spark hazards.