subwoofer recommend

Sorry for posting this as I can tell it gets posted a lot. I currently have no equipment, aka no case, amp or subs. Number of subs preferred: No clue, however many required to make the most amount of noise. Size preferred (if configuration allows): Whatever is best, here is a picture of the...

Someone selling them for 230. Says they are dvc 4ohm 600 watts - 187 incriminator. What would these be like on a kicker cx1200.1 ? And the vehicle is a small cargo van. Worth it? Thank you !