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Polk Audio 12" Car Subwoofers

720W DXi Series Single 12" Size Ported Subwoofer Enclosure

• 720W Single 12" Ported Subwoofer Enclosure
• 12" DXi Series Subwoofer
• 3/4" MDF Enclosure with Automotive Grade Carpet Finish
• Single Set of Spring Post Terminals
• Enclosure Dimensions: 15" TD x 17-5/8" BD x 17-5/8" W x 14-3/8" H

Save 35% On Maxxlink Sound Deadening Trunk Kit

$124.99

IN STOCK

Only 1 Left!

360W 12" db Series Dual 4 ohm Marine Certified Subwoofer

• 720W Peak
• 360W RMS
• Dual 4 ohm
• Polypropylene Cone
• Santoprene Surround
• Fire-retardant flat NOMEX Spider
• Dual Voice Coil

$64.99

IN STOCK

360W 12" db Series Single 4 ohm Marine Certified Subwoofer

• 720W Peak
• 360W RMS
• Polypropylene Cone
• Santoprene Rubber Surround
• Marine Certified

$69.99

IN STOCK

Only 3 Left!

425W 12" Mobile Monitor Series Single 4 ohm Marine Certified Subwoofer

• 800W Peak
• 425W RMS
• Polymer Woofer Cone
• Butyl Rubber Surround
• Carbon Composite Basket
• Marine Certified
• Klippel Distortion Analyzer

$169.99

IN STOCK

Only 2 Left!

425W 12" Mobile Monitor Series Dual 4 ohm Marine Certified Subwoofer

• 850W Peak
• 425W RMS
• Polymer woofer cone
• Butyl rubber surround
• Carbon Composite Basket
• Marine Certified
• Klippel Distortion Analyzer

$169.99

IN STOCK

Related Categories

Polk Audio Car Subwoofer Boxes
Get the most out of your subwoofer with a sealed, ported, or bandpass box/enclosure.
Polk Audio Car Subwoofer Grills / Grilles
Make your subs look as great as they sound with stylish and high quality subwoofer grilles! Browse our grilles to find the one that fits your subwoofer size.
Polk Audio Car Subwoofer Installation & Accessories
Get the most sound out of your subwoofer with these installation parts designed to make your subwoofer instal easier and sound better. Within this category, you will find box terminals, polyfil, subwoofer boxes, sound damping material, subwoofer grilles, speaker wire, connecters, and many more accessories. For all your installation needs, check out our expansive selection of car subwoofer installation parts.