good question, ive been thinking about gettin a pair myself, id ask at the sub section, they have new posts literally every minute, unlike here, ur questions get answered much faster there, off topic or not
the CVX? Really good sub im yet to find a good amp to push the CVX im not shore what i want to get because i dont want to spend too much money on somthing that does same job as somthing thatsw 100bucks cheaper.