> Just in case I have go this route - what is the least
> expensive new EXHAUST SYSTEM for my 91 GL?

That would be our stock replacement system:

http://busdepot.com/details/exhaust21.jsp

$529 complete, excluding the CAT (which is $99 for a 49-state one or $340
for a California one).

- Ron Salmon
  The Bus Depot, Inc.
  www.busdepot.com
  (215)  234-VWVW

_____________________________________________
Toll-Free for Orders by PART # :  1-866-BUS-DEPOT