you would think over a decade later this question would've been answered by now
Hmm

 

Not just that, but the basic understanding of how a hose and a box work.

 

This is too he wants more sound for $100= and not one member told him to Search. Since you already have the K&N intake (according to you) which is a little more than just the drop in filter, there is little more you can do for your budget.
Gary