I know this has come up in the past but I'm wondering if anybody else has tried it, what your opinons are and is it worth the money.

http://www.evanscooling.com/html/npgPls.htm

Never tried any in place of the dex cool have used it on semis and construction equipment, worth every penny, machines run cooler and it doenst break down quickly

i may look in to doing that once i get my head gasket fixed