Pioneer DEH-P3600 head unit + Compaq PA-1 MP3 player
Infinity Reference 5000cs front
Infinity Reference 6002i rear
Roadmaster SW80 subwoofer on an MTX RT202 amp
My sub is (obviously) a temporary setup, filling space until I can afford 2 Infinity 1032Ws and a Boss RT645. The cab speakers will eventually be powered by a Boss C600; they're barely being used now, as my head only puts out ~45 watts per channel.