Dyna Glide ModelsSuper Glide, Super Glide Sport, Super Glide Custom, Dyna Glide Convertible, Super Glide T-Sport, Dyna Glide Police, Dyna Switchback, Low Rider, Street Bob, Fat Bob and Wide Glide.
I believe that is a heat sheild to prevent the lens from getting too hot.The reflector is what controls the pattern.A bike I had years ago had the sheild removed but it didn't increase the output any.Bulbs such as the sylvania silverstar H4ST will give you a whiter,brighter light though.
I haven't rode yet at night for a distant yet because of the winter, but I adjusted the beam where it seemed better. It's almost nice out so hopefully I'll be out on the road again. Sorry can't answer your question yet, but here a couple pics.
Yes they have, but you have to cut it. The reason being that the base of the that thing is the latch for the spring that holds the bulb in.
Archer, I see you have the standard Airfilter cover on your bike with the V&H big radius 2-1. have you changed the filter and if not how much popping do you get on decel