I've been sitting back and following this thread. Really don't have much to add other than my set up.

Y'all talkin over my head with the flow stuff

Never did make a pass without the filter. Don't know why, just figured there were other area's of the car that needed more attention
It is on the "To Do" list if I can ever get back out

14 x 5 K&N with the Extreme top snuggled in an Aero scoop.
I figured it should flow enough and send less turbulent air to the carb