Amazon.com: Alpine R-W10D2 Car Audio Type R Series Sub Dual 2 Ohm 2250W Peak 10" Subwoofer and HA-SWKD Dual Subwoofer Sub Box Install Kit : Electronics
Amazon.com: Alpine R-W10D2 Car Audio Type R Series Sub Dual 2 Ohm 2250W Peak 10" Subwoofer and HA-SWKD Dual Subwoofer Sub Box Install Kit : Electronics
Alpine R-Series RS-W12D2 12" Shallow Mount Subwoofer with Dual 2-Ohm Voice Coils