Alpine SWR-1242D (SWR1242D) 12" Dual 4 ohm Type-R Car Subwoofer
R-W12 Alpine Type R 12 Inch 2250 Watt Max 4 Ohm Round Car Audio Subwoofer %7C R%2DW12D4
Alpine 12 Inch Type-R Subwoofer (R-W12D2) | SK Customs Car Audio & Home Theater | Atlanta | Norcross | Duluth | John's Creek
Alpine SWR-1242D Type-R 12" subwoofer with dual 4-ohm voice coils at Crutchfield
Alpine Jeep Wrangler Single 12-Inch Alpine Halo R-Series Preloaded Subwoofer Enclosure with ProLink R2-SB12V (Universal; Some Adaptation May Be Required) - Free Shipping
Alpine Type R Subwoofers 12in for Sale in Perris, CA - OfferUp
Alpine KTE-12G - 12 Inch Type R / Type S Grill - Subwoofer grill covers - Custom Sounds & Tint
Insane Bass From Two 12" Alpine Type R (SWR12D4) Subwoofers!! - YouTube