When I scroll down on the site you reference is see the following resolving this discrepancy
This stuff cost me 120.00 for 4 tubes, I am getting the rest from vlad not sure how much cheaper. The shell rotellla doesn't look right, by the way.
Do things that are hard, and your life will be easy. Do things that are easy and your life will be hard.
-thad in idaho. '04 G500+'81 lwb 240gd