Are you talking about the fiberglass wrap? It keeps the heat in exhaust pipes. It also quiets the exhaust slightly.
I run generic wrap on my truck and my motorcycle it's great, 0 problems although it is delicate once cured. Also, be sure to paint it or else you will have 5,000 little fibers after the first drive.
This site uses cookies to help personalise content, tailor your experience and to keep you logged in if you register.
By continuing to use this site, you are consenting to our use of cookies.