QPower QBASS Dual 12 Inch Heavy Duty Car Audio Subwoofer Enclosure Box, Charcoal, 1 Piece - Kroger
Amazon.com: Dual Electronics BP1204 High Performance 12 inch Car Audio Subwoofers in a Tuned Bandpass Enclosure with Blue illumiNITE LED Illumination and Plexiglass Viewing Windows and 1,100 Watts of Peak Power : Electronics
CT Sounds Dual 12 Inch Front Ported Subwoofer Box Design – CT SOUNDS
Dual ALB12 12 Inch Amplified Subwoofer with Ported Enclosure
Absolute VEGD12 Dual 12" Slot Vented Ported Universal Subwoofer Sub Bo – absoluteusa
Amazon.com: Dual Electronics SBX212i 12-inch illumiNITE High Performance Studio Enclosed Subwoofers with 1,200 Watts of Peak Power & 41-Ounce Magnets : Electronics
Amazon.com: New Dual DLS12 12-Inch 875 Watts 4-Ohm Car Audio Power Subwoofer Sub DLS-12 : Electronics
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
MTX TNE212DV Ported enclosure with dual 12" Terminator subwoofers at Crutchfield