I have been to a couple of car parts shops today to look for some POR15. One has no Idea what it is and the other caries the equivilent??Chassi Saver???

So what national part store carries the stuff?


1949 GMC FC102 4 speed
1970 Corvette t-top 350 350hp 4 speed
1997 Chevy Suburban 1500 4x4
1999 Saturn SC1
Bolter#17856