I just sold 2 M&K KX10 SE subs that I used with Lipinski monitors. For 8'' drivers they really kicked. I now have Wilson floorstanders so I sold the subs. The 12'' push pull work well too MX100. Customer service Aldo Fillipelli 855-657-6863 630-484-7577 It also depends on budget, and type of speakers and system you have now. Good luck.