Power features, tilt steering wheel, air - conditioning, high - power factory stereo. (automobilemag.com)
Other 12 inch subwoofers have a higher RMS power than the XED12 (for louder results overall), but this wattage may work with your car's factory stereo system better if you're not doing a full upgrade. (geekwrapped.com)
It's also really easy to install even on factory stereos because it has 2 input levels to choose from: preamp and speaker - level. (geekwrapped.com)