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2) Alpine Type-R R2-W12D2 12" 750w Subwoofers+Vented Box+Mono Amplifier+Amp Kit - Rockville Audio
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Bass Package: Dual 12" Type-R Series Subwoofers w/ Ported Enclosure
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2) Alpine Type-R R2-W12D2 12" 750w Subwoofers+Vented Box+Mono Amplifier+Amp Kit - Rockville Audio
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2) Alpine Type-R R2-W12D2 12" 750w RMS Car Subwoofers+Vented Sub Box Enclosure - Rockville Audio
