One man's observations:

In a message dated 2/2/04 4:50:14 PM, vanagon@VOLKSWAGEN.ORG writes:

<< I use the metallic based ones on my vans.  They offer better stopping power

than the organic based ones at the expense of some additional noise (minor)

and a little more brake dust. >>

Another man's observations:

http://www.vanagonauts.com/index.phtml?catid=75

George