Amazon.com: JBL Club WS1200 - 12” Shallow mount subwoofer w/SSI™ (Selectable Smart Impedance) switch from 2 to 4 ohm : Electronics
Orion XTR154D 15" Dual 4 XTR Series Car Subwoofer for sale online | eBay
Ampere Audio AA-3.0 RVE v.4 18" Subwoofer - SSA STORE
12" VULKAN SERIES SUBWOOFER 700WRMS DUAL COIL 4OHM – GENIUS AUDIO USA
STRATO-10 - 2500 Watt 10 Inch Car Subwoofer - CT Sounds – CT SOUNDS
SVS SB-1000 Pro Series Subwoofer | Audio Advice
Amazon.com: Rockville RVB10.1A 10 Inch 500W Active Powered Car Subwoofer+Sub Enclosure Box : Electronics
Car Subwoofers & Accessories
Rockford Fosgate Prime R2-2X10 Sealed enclosure with two 10" Prime R2D2 subwoofers at Crutchfield
Skar Audio VXF-12 D4 12 in. 3000W Dual 4 Ohm Car Subwoofers for sale online | eBay
Car Audio Subwoofers for Sale | Seismic Audio
Planet Audio AC12D Anarchy Series 12 inch Car Audio Subwoofer - 1800 Watts Max, Dual 4 Ohm Voice Coil, Sold Individually, for Truck Boxes and Enclosures, Hook up to Amplifier - Walmart.com
Skar Audio Dual 12 inch Complete 2 SDR Series Subwoofer for sale online | eBay
2010-2015 Porsche Panamera Subwoofer Box
Ground zero 15s subwoofers rare subs for Sale in Newport News, VA - OfferUp
Pyle Plg6c 6.5" 400w 2 Way Car Audio Component Speakers Set Power System And Plg64 6.5" 300w Car Mid Bass/midrange Subwoofer Sub Power Speaker(2 Pack) : Target