I have experience with muffler tapes. They will last a few days, maybe a few
weeks depending on the weather.
I second the idea of replacing the bad portion only, if the rest of the
pipes appear to be able to last at least a year.

Daniel

"Stewart DIBBS" <sjd@vysor.com> wrote in message news:3fd503f6_4@aeinews....
>
> "XG" <gungxu@yahoo.com> wrote in message
> news:br2vbu$5m9$1@newsreader.wustl.edu...
> > is there some kind of tape that can endure high temperature
>
> Any spares shop will have a suitable product. There's one called Muffler
> Bandage. Don't expect any of these to last too long. A muffler shop may be
> able to replace the rusted portion if the rest of the system is
acceptable.
>
> Stewart DIBBS
>
>