Amazon.com: Pyle 12" Dual Subwoofer Box System - 600-Watt Slim Mount Truck Audio Subwoofer Box - Rear Vented Design with Built-in Illuminating LED Lights, 2x600 Watts Max Power : Electronics
2) MTX 3512-04S 12" 1200w Shallow Car Subwoofers+Sealed Slim Sub Box Enclosure | eBay
Pyle Slim Subwoofer Box System 500 Watts High Powered 10-inch Woofers with a Non-Pressed Paper Cone - Walmart.com
Amazon.com: American Sound Connection Dual 12" Subwoofer Regular Standard Cab Truck Sub Box Enclosure 5/8" MDF - Black : Automotive
D4S SUBWOOFER BOX
How to build a subwoofer box
8" Dual High Output Glue it & Screw It Sub Enclosure. - GP Car Audio
Dual Subwoofer Box System - 8'' 400-Watt Slim Mount Truck Audio Subwoofer Box - Rear Vented Design with Built-in Illuminating LED Lights, 2x400 Watts Max Power - Walmart.com