I have OS 50 HYPER & TT RL53, I also have ALIGN 50 High Performance Muffler HE50H08

http://www.align.com.tw/shop/product...90&language=en

is this muffler a good muffler for the two engines i have,

technical experience with this muffler.
what should i expect when i first mount this muffler on my engines.
what can be my expectations.
what precautions i need to keep in mind.
suggest reading material .

HAPPY LANDINGS