I think you would probably be correct on that. I've always been really impressed with Infinity brands in general. I currently have the P363s in my 2nd system.
And those car subs are definitely top-notch, you would know that I was in the neighborhood when I was down the block from your house
If I had realized the usefulness in HT setup, I might have held onto them.
What amps do you usually use to drive these?