2) Kicker 15" 600W Car Audio Power Subwoofer + 2) 15" Vented Subwoofer Box | eBay
Amazon.com: KICKER (2) 44CWCS154 CompC 15" 1200w Single 4-Ohm Car Subwoofer Bundle with Dual Sub Box Enclosure Installation Kit and Rockville RD15 Dual MDF Sealed Car Sub Enclosure Box USA (4 Items) :
2) KICKER 43C154 Comp 15" 1000 Watt Car Subwoofers Subs+Sealed Sub Box Enclosure
Kicker COMPC 15" Subwoofer - AudioWorks of Delaware | Turn It On! | Car Alarms - Remote Starters - Audio Systems - Navigation Systems - Multimedia Systems - Custom Car Rims & Tires - On-site Company Fleet Services
Kicker 43CVR154 CompVR Series 500 Watt 15 inch Subwoofer - Dual 4 Ohm Voice Coil