The problem with the intake on our bonnies isnt the flow rate through the filter its the lack of air entering the assembly altogether and the poor construction of the accordian type tubing
to the TB.
I will probably just get some of that silvery dryer duct stuff
and a rubber connection and aim it towards the front end.
And you are worried that a K&N "might" not work too good if you don't perform the maintainence? :(
I don't have an opinion about whether you buy from Hector or not. That'* your choice. There have been several here that have made their own from PVC or bought elsewhere without a problem. I don't understand why you are so adamant about one thing and so lax about the other.
Do whatever makes your boat float.