Teflon Coupling between the header Pipe and the Cannister Muffler..Inside diameter 30mm.
Canister Muffler M-70-M
Expansion silencer designed for engines of cylinder to 80 ccm is an enhanced version of the popular muffler M 80/70/300. The Muffler reaches very good damping while maintaining max. Engine power and great dynamics. The Muffler modified for use with engines and headers from 3W .
These Canister muffler is suitable for shorter headers . Recommended length of headers is 180-240 mm.