Not to sound like a broken record, but a Basalt fiberplate could attach directly to the muffler.
duckduckgo.com/?q=basalt+fiber+plate+high+temperaturei&ia=web
Sukhoi use them in jet engines.
__________________
.
.Without freedom of speech we wouldn't know who all the idiots are. -- anonymous poster
____________________
.
.“You belong to Universe” -- the voice in Bucky Fuller's head
|