It has started dropping off much faster after 50%, got to 26% real quick. Still feel like I'm charging less, still don't fully understand why but I've got some good ideas now. I'll just be happy with the result and leave it at that. The only "test" I'll be doing is kind of paying attention to how often I charge now.

The MTL air holes are much smaller so had to open it up a bit more. I love the new 