Originally Posted by Inland RV Center, In
The yellow stuff is cheaper. So.......why don't the auto manufacturers use it???
Because, it does not have the holding power of the black stuff.
That's why the black stuff is called "Super".
And besides, the snot stuff is exactly that, snotty.
I've used the black 3M for years, mostly on Street Rods. Most weather strip is black. Besides the great holding power, the black doesn't show like the yellow. It's just better all around.