2) Alpine SWR-8D4 8" Inch 1000w Dual 4 Ohm Type-R Car Subwoofers Subs+Crossover - Walmart.com
Alpine R-Series 8" Dual 4-Ohm Mobile Subwoofer - R2W8D4 | Abt
Alpine SBR-S8-4, Compact R Series Loaded 8" Subwoofer Enclosure System – AVLeaderz
Universal Car Stereo Slotted S Port Single 8" Alpine S-W8D4 Type S Sub Box New 793276242181 | eBay
Alpine SBR-S83V 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 SWE-1242 Type-E 12" 4-ohm subwoofer at Crutchfield
Best Buy: Alpine Type-S 15" Dual-Voice-Coil 8-Ohm Subwoofer Black SWS-15D4
ALPINE SWR-843D Type R 8 Inch 20 Cm With Subwoofer BOX | Sub Woofer with BOX | Croooober
Alpine 8" Type R Single Enclosure | P.C. Richard & Son
Alpine SWR-8D4 Type-R 8" subwoofer with dual 4-ohm voice coils at Crutchfield
Alpine 8" Type R Single Enclosure | P.C. Richard & Son
Alpine R-Series R2-W8D2 8 Inch Dual 2-Ohm Voice Coils Subwoofer with 350W RMS
Alpine - SWE-843E 8“ (20cm) Subwoofer (4Ohm)
LAB SlapBox™ 0.75 ft^3 Ported MDF Enclosure Box for Single Alpine 8" Type-R Subwoofer
Alpine 8" Type R Single Enclosure | P.C. Richard & Son
Sound Connection :: Car Audio :: Enclosures :: Loaded Enclosures :: Alpine SBR-S8-4 Type-R 8” (SWR-8D2, 4Ω) Enclosure System
Alpine SBR-S8-4 — Santa Rosa Cartunes
Alpine - SWE-815 8” (20cm) Amplified Subwoofer Box
Alpine SBR-S8-4, Compact R Series Loaded 8" Subwoofer Enclosure System – AVLeaderz
Alpine S-W8D4 900W Max (300W RMS) 8" Type S Series Dual 4 Ohm Car Subwoofer - 800Baba
Alpine KTE-8G grille for 8" Type-R subwoofers
