Where To Buy

GPA air valve muffler for exhaust port

Air exhaust muffler, (for 1/2″ and 3/4″ and 1″ GPA valves)

Choose exhaust port = 1″ (for 1/2″ and 3/4″ GPA valves)
Choose exhaust port = 1.5″ (for 1″ GPA valves)