Alpine - SWS1223D 12 in. subwoofer Click here to Learn More ---------------------------------------------------------------------------------------------- Alpine - SWR1242D 12 in. subwoofer Click here to Learn More ---------------------------------------------------------------------------------------------- Alpine - SWE1242 12 in. subwoofer Click here to Learn More ---------------------------------------------------------------------------------------------- Boston Acoustics - SPG555C 555 cm2 SA subwoofer Click here to Learn More ---------------------------------------------------------------------------------------------- Boston Acoustics - G5124 12 in. subwoofer Click here to Learn More ---------------------------------------------------------------------------------------------- Boston Acoustics - G2124 12 in. subwoofer Click here to Learn More ---------------------------------------------------------------------------------------------- Boston Acoustics - G1124 12 in. subwoofer Click here to Learn More ---------------------------------------------------------------------------------------------- JL Audio - 12W7 12 in. subwoofer Click here to Learn More ---------------------------------------------------------------------------------------------- JL Audio - 12W6V2 12 in. subwoofer Click here to Learn More ---------------------------------------------------------------------------------------------- JL Audio - 12W3V3 12 in. subwoofer Click here to Learn More ---------------------------------------------------------------------------------------------- JL Audio - 12W1V2 12 in. subwoofer Click here to Learn More ----------------------------------------------------------------------------------------------