Treo Ssi 15 This Weekend I Will Be Purchasing Me Car Audio System But Still Having Trouble Deciding?

This weekend i will be purchasing me car audio system but still having trouble deciding? - treo ssi 15

1.door talk: Memphis, JBL or Infinity, or other
2.subwoofers: 15 ": Memphis, Kicker CVX Kicker L7 solo baric SSI or Treo or other
3.amplifiers: Memphis, Treo or foosball or other
Let's be serious here .... in the tilted, with JBL speakers and amplifiers with the Treo Sub think what's going out there?