DS18 ENS-212TB Turbo Style Ported Subwoofer Enclosure 2 X 12”
Amazon.com: QPower Dual 12 inch Vented Sub Box and Boss Phantom 12” 2300W Subwoofer (2 Pack) : Electronics
12" Dual Compact High Performance Glue it & Screw It Sub Enclosure - GP Car Audio
Ported Sub Box Enclosure for 2 12" DC Audio XL-12 Subs ~ Plexiglass Window ~ | eBay
Qpower Qbass Dual 12 Inch Heavy Duty Mdf Car Audio Subwoofer Enclosure Boxes With Shared Slot Port Vent And Dual Chamber Design, Charcoal (2 Pack) : Target
1400W-RMS BASS PACKAGE: 1 BLACK DUAL PORTED SUB BOX WITH 2-12” 700W-RMS SUBWOOFERS
Gately Audio - 2 12” subs back port back 3.5cf
Amazon.com: American Sound Connection Dual 12" Subwoofer Regular Standard Cab Truck Sub Box Enclosure 5/8" MDF - Black : Automotive