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TRU SPEC Prefab Dual 6.5" Subwoofer Enclosure Sundown SA / DC M3


 Tru Spec Prefabricated enclosures are simple, straight to the point, subwoofer specific enclosures dialed in precisely to manufacturer's specifications after displacements. These subwoofer specific enclosures will be versatile to many other subwoofers as well, so you do not have to use the noted driver on the enclosure, just be sure and double check your cutout.

TRU SPEC PREFAB Dual 6.5: Sundown SA-6.5"/ DC M3 6.5" with double flush baffle

Material: 0.75" MDF


Box External Dimensions
Width × Height × Depth

20.00" × 9.00" × 11.66"

Material Thickness


Net Internal Volume

0.60 ft3

Tuning Frequency

40 Hz

Port Area

8.00 inch2

Cutout Diameter: 5.95"

Flush Trim Diameter: 7.50" 

Also fits the following 6.5" Subwoofers and are close to recommended specifications:

  • DC Audio M3 6.5" Subwoofer (this enclosure is spot on to DC's suggested specs after displacements.)
  • CT Sounds Meso 6.5" subwoofer 
  • CT SOunds Tropo 6.5" subwoofer 
  • Massive Hippo XL 6.5" Subwoofer 
  • DS-18 Elite Z 6.5" Subwoofer 
  • Rockville W6k9 6.5" Subwoofer 
  • Skar EVL 6.5" Subwoofer 
  • Audiopipe TXX BDC4 6.5" Subwoofer 
  • Ampere Audio AA 6.5" RVE

TRU SPEC Prefab Dual 6.5" Subwoofer Enclosure Sundown SA / DC M3

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