Align 90 High Performance Muffler - Black : HFM09001

Align 90 High Performance Muffler - Black : HFM09001

Apply to 90 size helicopters, according to the strength character of 90 engine to design, features much increase in the horsepower, fuel-saving, low noise, and the highest air exhaust volume on the market.

Great design and test to three spaces: expansion chamber, accelerated section, silencer chamber, high efficiency and the quick responce of medium speed and high speed, great for 3D flying.

Use for O.S 91SR/HZ and ALIGN 91H/HP engine.