Dual ALB12 12 Inch Amplified Subwoofer with Ported Enclosure
Kicker® CompR Dual 12" Subwoofer Enclosure | Audio Express | Western United States
Amazon.com: Dual Electronics SBX212i 12-inch illumiNITE High Performance Studio Enclosed Subwoofers with 1,200 Watts of Peak Power & 41-Ounce Magnets : Electronics
Car Audio Dual 12" Vented Subwoofer Stereo Sub Box Ported Enclosure 3/4" MDF | eBay
Subwoofer Specific, JL Audio, WX-W0-W1-W3 Subwoofer – Atrend USA
PS-WB122 Dual 12" Vented Loaded Enclosure
Absolute VEGD12 Dual 12" Slot Vented Ported Universal Subwoofer Sub Bo – absoluteusa
MTX TNE212DV Ported enclosure with dual 12" Terminator subwoofers at Crutchfield
Car Audio Dual 12" Vented Subwoofer Stereo Sub Box Ported Enclosure Speaker | eBay
Down4sound PRO-FAB HD3 2 12 | 2 12 Sub Box | Dual HD 12-Inch KERF Port Subwoofer Enclosure Box - Down4Sound Shop
Dual XNBP12D Bandpass enclosure with two 12" woofers at Crutchfield
D4S SUBWOOFER BOX
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
Dual 12" CompC Subwoofer Enclosure | KICKER®
QPower QBASS Dual 12 Inch Heavy Duty Car Audio Subwoofer Enclosure Box, Charcoal, 1 Piece - Kroger