Originally Posted by Bikeguy Joe
The best thing to pack the exhaust with is fiberglass (like a "glass pack muffler) Use a coarse type of fiberglass sheet, like deck cloth to wrap the baffle....don't actually pack the can with it.
Do you mean like R value home insulation? So wrap it around and the perhaps use the shiny metallic duct tape around it? What if it is very small muffler like a hockey puck? Same thing? Just curious and thanks for the help!