If you decide to use the Wurth product I highly recommend getting it through Goodspeed Motoring, Oh & BTW he's $5.00 cheaper than the above link to Pelican Products...
A link to Wurth Products
http://www.goodspeedmotoring.com/index.php?dispatch=products.search&features_hash=V25Or a link that gets you closer....
http://www.goodspeedmotoring.com/underbody-and-texture-coating/seam-sealers/If your looking for a product not shown in his website just contact Jeremy by email or phone & he'll get you pricing & availability.. He's always competitive & service is top notch....