Dual 12" 1400 Watt MC1 Series Loaded Subwoofer Enclosure – Stinger Off-Road – Jeep Audio And Electronics
Q POWER Dual 10 in. Vented Port Subwoofer Sub Box Enclosure (2-Pack) 2 x QBASS10 - The Home Depot
Ported Dual 8" Subwoofer Enclosure - SSA STORE
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