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Find ported subwoofer systems that come with subwoofers and an enclosure/box. Add bass to your audio system with pre-matched subs + boxes. Buy now!
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JBL
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JBL Ported & Loaded Car Sub Boxes

Dual 12" GT Series, Bass-Reflex Loaded Subwoofer Box/Enclosure

• JBL Dual Loaded Tuned Slipstream Ported Enclosure
• 12" Dual GT Series Subwoofer
• 550 Watts RMS
• 1600 Peak RMS
• 2 Ohm Final Impedance
• Durable Black Carpet
• Silver Grill
• Gold Terminals

FREE Sound Dampening Kit with Your Subwoofer Purchase!

$219.95

IN STOCK

2 12" Single 4-Ohm GT Series Car Subwoofer w/ Dual 12" Ported Enclosure

• 1100W Peak
• 275W RMS
• Polypropylene cone woofer
• Rubber surround
• 12" Dual Ported Subwoofer Enclosure
• Durable Black Carpet
• Total box volume: 3.7 cubic feet

$269.95

IN STOCK

Only 1 Left!

Single 12" GT Series Bass-Reflex Subwoofer Box/Enclosure w/ FREE Sound Dampening! (Use Bundle Offer)

• JBL Loaded Tuned Slipstream Ported Enclosure
• 12" Single GT Series Subwoofer
• 275 Watts RMS
• 1100 Peak RMS
• 2 Ohm Final Impedance
• Durable Black Carpet
• Silver Grill
• Gold Terminals

$199.95

OUT OF STOCK