If you're looking to add some bass to your ride, take a look at this Cerwin-Vega Mobile XED Series XE12SV Single 12 in. Subwoofer in Loaded Enclosure. XED Series woofers drop some deep bass. And by using a loaded vented enclosure that is factory tuned, you'll get the best possible results. Trust this Cerwin-Vega Mobile XE12SV loaded enclosure for the best in sound entertainment!