Get the grills that came with CVO speakers, they are available seaperatly. If you are looking for speakers that fit, may want to look into the 6.5's from Hawg Wired, they fit the box, fit under the CVO Grill, and sound good. After hearign them, I'll be swaping my current speakers out for those. I had the Polks from Best Buy (probably the ones you are looking at), and after running them for a couple months, I was not real amused or impressed with them. Just my .02
Drinking beer and thinking about Shark Week!