Amazon.com: Universal Car Stereo Rearfire Sealed Dual 12" Alpine S-W12D2 Type S Car Audio Subwoofers Custom Sub Box Enclosure Package New : Electronics
Alpine Enclosed Non-Powered Car Subwoofer for sale | eBay
Alpine - PWE-V80 8" (20cm) Powered Subwoofer Box
Alpine 1200W Max (250W RMS) Single 10" Sealed Subwoofer Bass Tube Enclosure