well im interested in purchasing a sub for my s2k and i really dont know to much about systems.. i saw this sub on the lucid automotive website and i was wondering what you guys think about it. http://lucidautomotive.com/cgi-bin/merchan...ct_Code=polksub if you guys can suggest something better i would really apprecite it... also, are pre amp subs any good?

 

JL w7s they are hella expensive but its 1 8inch sub taht puts out the power of 2 12 inch subs....

 

how much do they go for?