I need a box for an AQ SDC2.5 15" subwoofer. I am looking for around 17"x22"x30", so 17" tall, 22" back, and 30" long, and somewhere between 4.0-4.5 ft^3 with a port tuned to 38 Hz. Anyone in Colorado hit me up with a pm with your location and a price for the box carpeted. Thanks!