Poll: What is the favorite pipe/muffler for YS DZ 140?

[michael.holland at power.alstom.com]

A poll for the list members who use the YS DZ 140 engine:  What
pipe/muffler brand, size... are you using on this engine?   Please include
the header brand also.
If you don't mind include hits! and misses if any.
Thanks in advance for the info.

MH

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