QPower QBASS Dual 12 Inch Heavy Duty Car Audio Subwoofer Enclosure Box, Charcoal, 1 Piece - Kroger
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
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
PS-WB122 Dual 12" Vented Loaded Enclosure
Dual ALB12 12 Inch Amplified Subwoofer with Ported Enclosure
MTX TNE212DV Ported enclosure with dual 12" Terminator subwoofers at Crutchfield
Absolute VEGD12 Dual 12" Slot Vented Ported Universal Subwoofer Sub Bo – absoluteusa