let me try this , ive had to join this site to post so may not let me upload yet.
acustafill site :
Acoustafil Exhaust Silencer Acoustic Insulation, Introduction
the pics on the main site show a very small amount but this is exagerated, in my pics you will hopefully see it was rolled up not tight to allow for expansion . my sidepipes are 5" with 2.5" baffles .