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Alpine
Best Buy: Alpine Type-S 15" Dual-Voice-Coil 8-Ohm Subwoofer Black SWS-15D4
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Alpine | PWE-S8 | Compact 8" Powered Subwoofer
Alpine 10” Type-R Thin Powered Sealed Bass Package Includes one Alpine SWR-T10 10” thin subwoofer, one R-A75M amplifier, and sealed enclosure
Alpine SWR-T10 10 Thin Subwoofer (4Ohm) -
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Alpine PWE-S8 8" 20cm Under Seat Slim Active Amplified Subwoofer Box 240W | eBay
2) Alpine SWT-10S4 10" 350W RMS Shallow Slim Truck Car Subwoofers Subs+Amplifier - Rockville Audio
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