TRU SPEC Prefab Dual 12" Sub Up Port Back Subwoofer Enclosure Yukon 4-channel high end amplifier with

4-channel high end amplifier with integrated activ crossover

The active Q-LOC5 can switch from 5-channel to a 2-channel mode

easily switch between your personalized radio stations

and professional audio systems

TRU SPEC Prefab Dual 12" Sub Up Port Back Subwoofer Enclosure Yukon 4-channel high end amplifier withEvery Tru Spec enclosure is computer designed, CNC cut, and assembled inhouse at GPcarAudio. Tru Spec Prefabricated enclosures are simple, straight to the point, true to spec sub enclosures with proper airspace and non restrictive port area that allows you to have custom box performance at a reasonable price. TRU SPEC PREFAB Dual 12" Sub up port back Material: 0. 75" MDF Total woofer displacements factored in: 0. 24 cuft ) *What does this mean? You