Alpine
Alpine R2-W12D4 12" R-Series R2 Subwoofer, Dual 4-Ohm, 750 Watt RMS
Alpine
Alpine R2-SB10V Single Type R2 10-in Subwoofer in Vented Enclosure
Alpine
Alpine 10 Inch 1000 Watt Loaded Ported Truck Subwoofer Enclosure Box | SBT-S10V
Alpine
Alpine PWE-S8 Slim Under-Seat 8" 120w Powered Car Truck Subwoofer Sub+Amp Kit