Alpine Type-R R-W12D4 12" 750w RMS Subwoofer+Mono Amplifier+Bass Knob+Amp Kit - Walmart.com
Alpine PWD-X5 Shallow Slim Under-Seat Powered Subwoofer w/Built-In 4-Channel Amp | Audio Savings
Alpine S-W10D4 Type S 10" Dual 4 OHM Subwoofer with GTR-601 Mono Subwoofer Amplifier 600 watts RMS x 1 at 2 ohms - Creative Audio
2) ALPINE X-W12D4 12" 900w RMS Car Audio Subwoofers+Mono Amplifier+Amp Kit | Audio Savings
Amazon.com: Alpine ALP19-R-W12D4 Car Audio Type R Series Sub Dual 4 Ohm 1500W Peak 12" Subwoofer : Electronics
2) ALPINE SWS-10D4 TYPE-S 10" SUBWOOFERS WITH DUAL 4-ohm VOICE COILS 3000 WATTS | 702MOTORINGLASVEGAS
Alpine S-W8D2 S-Series 8" subwoofer with dual 2-ohm voice coils at Crutchfield
Amazon.com: Alpine S-W10D4 S-Series 10" Dual 4-Ohm Subwoofer : Electronics
Alpine SWR-1042D Woofer, 500 W RMS, 1500 W PMPO - Walmart.com
Amazon.com: Alpine S-W12D4 S-Series Subwoofers : Electronics
Alpine S-W10D4 600W RMS 10" S-Series Dual 4 Ohm Car Subwoofer
Alpine RS-W10D4 10-inch R-Series Shallow Subwoofer with Dual 4-Ohm Voice Coils - Creative Audio
Alpine SWX-1243D Type-X 12" subwoofer with dual 4-ohm voice coils at Crutchfield
Alpine Halo Series Preloaded Subwoofer Enclosure Boxes for 15-22 Jeep Wrangler JK, JL & Gladiator JT | Quadratec
Amazon.com: Alpine SWT-12S4 Car Speakers, Black : Electronics
Alpine BassLine Series 12 Inch 750 Watt 4-Ohm Car Audio Subwoofer | W12S4 - Walmart.com
Alpine R-Series 12" Halo Subwoofer Enclosure - R2SB12V | Abt
OLD SCHOOL ALPINE 6081 8 inches Car Subwoofer 4 ohms STRONTIUM MAGNET JAPAN MADE | eBay
Alpine S-W8D4, S Series Dual 4 Ohm Voice Coil 900 Watts Subwoofer, 8" – AVLeaderz
Alpine W10S4 BassLine Series 10" 4-ohm subwoofer at Crutchfield
Alpine - SBG-1244BP Ready to use Band Pass Subwoofer (4Ohm)
Alpine W12S4 - BassLine Series Subwoofer by Alpine. 12" 4-ohm - Car bass sub-woofers - Custom Sounds & Tint
Alpine R-SB12V Pre-Loaded R-Series 12-inch Subwoofer Enclosure, S-A60M 600 Watt Mono Amplifier, and Wiring Kit - Creative Audio
