New subs need help

[eric78702 0]

Okay so I want to get new subs I have 2 memphis C3's right now and looking for something that is loud and clean and you can feel it in your chest my dubget is under $900 and no bigger than 15's please help me having trouble choosing new subs.

[Bob345 39]

What kind of power do you have?

[eric78702 0]

Well I am going to get a powerbass xa4000

[snail05 0]

Fi bl's or xcon's

I haven't heard much good about Memphis so I'm sure either will be a huge upgrade