Alpine S-Series 12" Dual-Voice-Coil 4-ohm Subwoofer Black S-W12D4 - Best Buy
Amazon.com: Two Alpine R-W12D2 R-Series 12-Inch Dual 2 Ohm Subwoofers bundle : Electronics
2) ALPINE S-W12D4 12" 1800 Watt Car Audio Subwoofers+Mono Amplifier+Amp Kit - Rockville Audio
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Alpine S-W12D4 | 600W RMS 12" Type-S Series Dual 4 Ohm Car Subwoofer
2) ALPINE S-W10D2 10" 1800w Car Audio Subwoofers Subs+Mono Amplifier+Amp Kit - Rockville Audio
Alpine Type-R 12" Subwoofer | P.C. Richard & Son
Alpine SWS-1243D Type-S 12" subwoofer with dual 4-ohm voice coils at Crutchfield
Alpine 12” Type R-Series Ported Bass Package Includes one Alpine R-W12D4 12” subwoofer, and 2.25 ft³ optimized ported enclosure
Alpine X-W12D4, X Series Dual 4 Ohm Voice Coil 12" Subwoofer, 2700 Wat – AVLeaderz
Alpine SWR-1221D 12" Dual 2-ohm Voice Coil Subwoofer at Crutchfield
Alpine S-Series 12" Dual-Voice-Coil 4-ohm Subwoofer Black S-W12D4 - Best Buy
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R2-W12D2 12-inch R-Series Subwoofer – Audio Design
Alpine R-Series 12" Halo Subwoofer Enclosure - R2SB12V | Abt
2 12” Alpine Type X Subwoofers In Custom Built Ported Box | eBay
Alpine R-W12D2, R Series 12" Dual 2 Ohm Voice Coil Subwoofer - 2250 Wa – AVLeaderz
Alpine S-SB12V Halo Series 12" linkable ported subwoofer enclosure - Breakers Stereo and Performance
Alpine Type S SWS-12D4 12 Inch 1500 Watt Max 4 Ohm Round Car Audio Subwoofer
2) Alpine SWR-T12 12" 3600w Shallow Subwoofers + Slim Sub Box Enclosure SWRT12 - Walmart.com
Alpine R2-SB12V Single Type R2 12-in Subwoofer in Vented Enclosure - Creative Audio
Alpine® 12" Black Type S Car Subwoofer | Paradyme
Alpine 12” Type X-Series Ported Bass Package Includes one Alpine X-W12D4 12” subwoofer, and 2.00 ft³ optimized ported enclosure
