Ive got a Sony Xplod 12 in an 18" X 18" box and an Xplod 600 watt amp, i still have the boxes they came in and everything for $100.The list price for both is around $170.Its only been used for about 2 months so its practically new.Ill be bringin this and my intake to the meet Saturday so if you are interested you can get it there.