Filter Filters Price $100-$500 (9) Condition New (9) Brand Alpine (9) Size 12" (4) 8" (2) 10" (2) Voice Coils Dual (5) Speaker Type 1-way (5) Alpine S2-A60M Next-Generation S-Series 600W Mono Amplifier $249.95 Alpine R2-W8D4 Next-Generation R-Series Dual 4-Ohm 350 RMS Watts 8" Subwoofer $249.95 Alpine R2-W10D2 Next-Generation R-Series Dual 2-Ohm 750 RMS Watts 10" Subwoofer $329.95 Alpine R2-W10D4 Next-Generation R-Series Dual 4-Ohm 750 RMS Watts 10" Subwoofer $329.95 Alpine R2-W12D2 Next-Generation R-Series Dual 2-Ohm 750 RMS Watts 12" Subwoofer $379.95 Alpine R2-W12D4 Next-Generation R-Series Dual 4-Ohm 750 RMS Watts 12" Subwoofer $379.95 Alpine R2-W12D2 Next Gen 12" Sub R-Series Dual 2-Ohm 750 RMS Includes... $379.95 Alpine R2-W8D4 Next Gen 8" Sub R-Series Dual 4-Ohm 350 RMS Includes HA-A400.1... $249.95