SWR-10D4 - Alpine 10" Dual 4-Ohm Type-R Series Subwoofer
Alpine SWR-1042D (SWR1042D) 10" Dual 4 ohm Type-R Car Subwoofer
Alpine SWR-1042D Type-R 10" subwoofer with dual 4-ohm voice coils at Crutchfield
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 R-Series 10" Single-Voice-Coil 4+4-Ohm Subwoofer Black R-W10D4 - Best Buy
Universal Car Stereo Slotted S Port Single 10" Alpine Bundle Type R R-W10D4 Sub Box Enclosure with Harmony HA-A800.1 Amplifier & 4GA Amp Kit - Walmart.com
Alpine SWR-1042D Type R10” Subwoofer with Dual 4-ohm Voice Coils (Used). | eBay
Alpine 10 Inch Type-R Subwoofer (R-W10D4/D2) | SK Customs Car Audio & Home Theater | Atlanta | Norcross | Duluth | John's Creek
Alpine SWR-1042D Type-R 10" subwoofer with dual 4-ohm voice coils at Crutchfield
Alpine RS-W12D4 12-inch R-Series Shallow Subwoofer With
Alpine R-Series R2-W10D4 10 Inch Dual 4-Ohm Voice Coils Subwoofer with 750W RMS
Alpine R-W10D4 R-Series 10" subwoofer with dual 4-ohm voice coils at Crutchfield
Alpine SWR-1041D 10" subwoofer with dual 4-ohm voice coils at Crutchfield
Alpine SWR-1042D Type R10” Subwoofer with Dual 4-ohm Voice Coils (Used). | eBay
Alpine RS-W10D2, R Series 10" Dual 2 Ohm Voice Coil Shallow Subwoofer, – AVLeaderz
Best Buy: Alpine Type R 10" Dual-Voice-Coil 4-Ohm Subwoofer SWR-1043D