Description
Please note that the pipe is without a log on it.
If you would like a log, please order it by the following link
It is a 3D exclusive muffler that scaled down to 55 classes while keeping the style of popular MS 90-3D ZERO II as it is.
Muffler Studio focused not only on the appearance but especially on medium and high-speed torque.
Compatible engines: OS55HZ / OS55HZ-R / YS56SR / ROSS57
Compatible models: 50-55 class heli