TRU SPEC Prefab 6x 6.5" Sub Up Port Back Subwoofer Enclosure

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Was: $399.99
Now: $289.99


Every 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 6x 6.5" Sub up port back with double flush baffle

Material: 0.75" MDF

Total woofer displacements factored in: 0.24  cuft ) *What does this mean? You will have 3.5 cubic feet of internal volume AFTER your sub displacements.  (Most 6.5" are around 0.06 cuft each)

Total Airspace per subwoofer: 0.58 cuft


Box External Dimensions
Width × Height × Depth

34.00" × 14.00" × 22.00"

Material Thickness


Net Internal Volume

3.50 ft3

Tuning Frequency

35 Hz

Port Area

52.00 inch2


Cutout Diameter: 5.95"

Flush Trim Diameter: 7.5" 





  • 5
    Good quality on box all around

    Posted by JT on Jan 18th 2023

    Added 6 skar audios ev6.5 those things rip

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