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Alpine SWR-8D2 Type-R 8" subwoofer with dual 2-ohm voice coils at Crutchfield
Alpine SWR-8D4 8" Car Subwoofer
Alpine SBR-S8-4 Enclosed Type R 8" Subwoofer in Ported Sub Enclosure+Amp+Wires | Audio Savings
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ALPINE SWR-843D Type R 8 Inch 20 Cm With Subwoofer BOX | Sub Woofer with BOX | Croooober
Alpine SWR-T12 12" Type-R High Performance Thin Car Subwoofer
Amazon.com: Alpine R-W10D4, R Series Dual 4 Ohm Voice Coil 2250 Watts Subwoofer, 10" : Electronics
SWR-8D4 - Alpine 8" Dual 4-Ohm Type-R Series Subwoofer
Amazon.com: Alpine S-W8D2 Car Audio Type S Dual 2 Ohm 600 Watt 8" Subwoofers with Sub Install Kit Package : Electronics
Alpine R-Series 8" Dual 4-Ohm Mobile Subwoofer - R2W8D4 | Abt
Alpine SBR-S8-4 Enclosed Type R 8" Subwoofer in Ported Sub Enclosure+Amp+Wires | Audio Savings
Alpine 8" Type R Single Enclosure | P.C. Richard & Son
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Alpine® 8" Type-R Subwoofer Grille-KTE-8G | Carey's Electronics
Customer Reviews: Alpine SWR-8D4 Type-R 8" subwoofer with dual 4-ohm voice coils at Crutchfield
Alpine® Type R 8" Black Car Subwoofer | Paradyme
Best Buy: Alpine Type-R 10" Dual-Voice-Coil 8-Ohm Subwoofer Black SWR-10D4
Alpine SBR-S8-4 Ported enclosure with one 8" Type-R subwoofer at Crutchfield
Alpine R2-W8D2 - 8" Type R Series Dual 2 Ohm Car Subwoofer 1000W BNIB | eBay
Alpine 8" Type R Single Enclosure | P.C. Richard & Son
Ported Sub Box Subwoofer Enclosure for 2 10" Alpine Type R SWR-10 Subs Recessed | eBay
