compatible with 2004-2008 ford f-150 super crew truck harmony audio bundle a102 dual 10" sub box & cxa800.1 harmony audio <p><b>this package includes the following items:</b></p><ul><li>1 x 2004-2008 ford f150 ext cab or 2004-2006 ford super crew dual 10" custom sub box enclosure</li><li>2 x harmony audio ha-a102 car stereo alloy series 10" sub 800w dual 2 ohm subwoofer</li><li>1 x kicker 46cxa8001 car audio class d amp mono 1600w peak sub amplifier cxa800.1</li><li>1 x harmony audio ha-ak4 car stereo complete 4 gauge 1800w amp amplifier install kit - nickel</li></ul><p><b>2004-2008 ford f150 ext cab or 2004-2006 ford super crew dual 10" custom sub box enclosure:</b></p><b>features:</b><ul><li>dual 10" 2004-2008 ford f150 extended & 2004-2006 super crew truck sub box<ul><li>air space: 0.55 cubic feet per sub </li><li>mounting depth: 5.25"</li><li>sealed enclosure</li><li>dimensions: width 49" x front height 6-3/4" x rear height 7-3/4" x depth 11-3/4"</li></ul><li> <b>fits under rear seat</b></li></ul><b>this box fits:</b><ul><li> 2004-2008 ford f150 extended cab truck</li><li>2004-2006 ford f150 super crew truck</li></ul><br><p><b>harmony audio ha-a102 car stereo alloy series 10" sub 800w dual 2 ohm subwoofer:</b></p><p><b>specifications</b><b>:</b></p> <li>10" alloy series car subwoofer</li> <li>power handling: <li>peak: 800 watts</li> <li>rms: 400 watts</li> </ul> </li> <li>sensitivity: 84db</li> <li>frequency response: 25hz-500hz</li> <li>mounting depth: 5 9/16"</li> <li>mounting cutout diameter: 9 1/4"</li> <li>dual 2 ohm</li> </ul> <br><p><b>kicker 46cxa8001 car audio class d amp mono 1600w peak sub amplifier cxa800.1:</b></p>specifications</p><ul> <li>power handling:<ul> <li> 600 watts x 1 @ 2 ohm rms</li> <li>1200 watts x 1 @ 2 ohm peak</li> <li>800 watts x 1 @ 1 ohm rms</li> <li>1600 watts x 1 @ 1 ohm peak</li> </ul> </li> <li>frequency response: 25hz - 200hz</li> <li>signal to noise ratio: 95db</li> <li>active crossover: 12db/octave, variable 50-200hz, low pass only</li> </ul><br>