Alpine S-W12D4 | 600W RMS 12" Type-S Series Dual 4 Ohm Car Subwoofer
Alpine Type-R SWR-12D4 12” 3000 Watt Dual 4-Ohm Subwoofer With Staggering Power Handing /【Buyee】 Buyee - Japanese Proxy Service | Buy from Japan! bot-online
Alpine SWR-12D4 - 12" DVC Type R Subwoofer - Signature Car Sound
Alpine SWR-12D4 Woofer, 1000 W RMS, 3000 W PMPO, 1 Pack - Walmart.com
Alpine Type S SWS-12D4 12 Inch 1500 Watt Max 4 Ohm Round Car Audio Subwoofer - Walmart.com