![Amazon.com: Alpine R-W10D4 Car Audio Type R Dual 4 Ohm 1500 Watt 10" Subwoofers with Sub Install Kit Package : Electronics Amazon.com: Alpine R-W10D4 Car Audio Type R Dual 4 Ohm 1500 Watt 10" Subwoofers with Sub Install Kit Package : Electronics](https://m.media-amazon.com/images/I/61WTwxzIuPL._AC_UF894,1000_QL80_.jpg)
Amazon.com: Alpine R-W10D4 Car Audio Type R Dual 4 Ohm 1500 Watt 10" Subwoofers with Sub Install Kit Package : Electronics
![Amazon.com: Alpine ALP19-R-W12D4 Car Audio Type R Series Sub Dual 4 Ohm 1500W Peak 12" Subwoofer : Electronics Amazon.com: Alpine ALP19-R-W12D4 Car Audio Type R Series Sub Dual 4 Ohm 1500W Peak 12" Subwoofer : Electronics](https://m.media-amazon.com/images/I/71pwph55g8L.jpg)
Amazon.com: Alpine ALP19-R-W12D4 Car Audio Type R Series Sub Dual 4 Ohm 1500W Peak 12" Subwoofer : Electronics
![Amazon.com: Alpine ALP19-R-W12D4 Car Audio Type R Series Sub Dual 4 Ohm 1500W Peak 12" Subwoofer : Electronics Amazon.com: Alpine ALP19-R-W12D4 Car Audio Type R Series Sub Dual 4 Ohm 1500W Peak 12" Subwoofer : Electronics](https://m.media-amazon.com/images/I/71SGbqTrbOL._AC_UF894,1000_QL80_.jpg)
Amazon.com: Alpine ALP19-R-W12D4 Car Audio Type R Series Sub Dual 4 Ohm 1500W Peak 12" Subwoofer : Electronics
![Amazon.com: Alpine 2 Type-R R2-W12D2 12" 750w RMS Car Subwoofers+Mono Amplifier+Amp Kit : Electronics Amazon.com: Alpine 2 Type-R R2-W12D2 12" 750w RMS Car Subwoofers+Mono Amplifier+Amp Kit : Electronics](https://m.media-amazon.com/images/I/71Eneu62wKL._AC_UF894,1000_QL80_.jpg)