Ready-to-use—simply replace your existing stock muffler
Bolts on for instant horsepower
Pilots who fly performance-oriented glow engines can now maximize the power from their Evolution® 46-52 and small case 60-size engines. The Evolution 46-60 is the only performance muffler to utilize mini pipe technology that’s easy to use. Pilots simply have to replace their existing stock mufflers to achieve maximum horsepower.
7.25 in. (184mm) from the center of the exhaust port to the exhaust outlet.