All of this was in my car for about 2 months and is practically brand new.

I have for sale a 12" Infinity Reference 1250w
Single 4-ohm voice coil Asking $75

Kenwood excelon KDC-X492 with USB interface asking $150

Cerwin-Vega amp VEGA400.4 400 watt 4-channel asking $200
http://www.cerwinvegamobile.com/v400_4.html

I also have all the wiring for the amp plus speaker wires.

Send me a PM.