Quote Originally Posted by Nighthwk12 View Post
The difference between an L26 and L36 is the extra notch (i believe for the PCV system) on the side. The L36 has it and the L26 does not. I'll take a pic of my L26 in my attic when I get home. I do know mine is red.
Well if you look at the picture, especially the first one, you'll see the sides are a little skinnier