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Tru Spec Dual 8" and 2x Sundown Audio SA-8 v.3 D4

Dual 8" Vented Prefabricated Enclosure for Sundown SA8V2 Subwoofers and 1200W Peak (600W RMS) 8" SA Series Dual 4-ohm Car Subwoofer (SW-SAV38D4)

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• 8" Dual Ported Subwoofer Enclosure
• 3/4" Medium Density Fiberboard (MDF) construction
• Total box volume: 1.30 cubic feet
• Compatible for Sundown SA8V2 and similar subwoofers (Sold separately)

Learn more about the dual8_2x_sav38d4
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List price $959.97
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Description


Tru Spec brand icon

Authorized dealer

Tru Spec Dual 8" (1458GTO)

Empty Dual 8" Vented Prefabricated Enclosure for Sundown SA8V2 Subwoofers
Quantity: 1

Product Details:

  • 8" Dual Ported Subwoofer Enclosure
  • Durable 3/4" Medium Density Fiberboard (MDF) construction
  • Compatible for the following 8" subwoofers (Sold separately):
  • Computer-designed CNC cut
  • Built with proper airspace and non-restrictive port
  • Maximum subwoofer mounting depth: 14.79"
  • Subwoofer cutout diameter: 7.45"
  • Total box volume: 1.30 cubic feet
  • Dimensions: 26" L x 11" H x 14.79" W
  • Authorized Internet Dealer
  • 1-year Manufacturer's Warranty

Port Specifications:

  • Rectangular port
  • Number of ports: 1
  • Port diameter: 18"
  • Estimated port tuned frequency (fb): 35 Hz

Sundown Audio SA-8 v.3 D4 8" (SA8V3D4)

1200W Peak (600W RMS) 8" SA Series Dual 4-ohm Car Subwoofer (SW-SAV38D4)
Quantity: 2

Product Details:

  • 8" Dual 4 ohm SA Series Subwoofer
  • Power Handling:
    • Peak: 1200 watts
    • RMS: 600 watts
  • Treated Paper Cone
  • Treated Foam Surround
  • Vented magnetic gap with 16 chamfered vents
  • Large aluminum Faraday ring for smooth acoustic response
  • Patented high-strength cast aluminum frame
  • Low distortion motor construction
  • High-temperature voice coil wire
  • Spring-loaded terminals for easy connection
  • Stitched-on “XL” tinsel lead wires
  • 16 mm Xmax
  • Double Stacked magnet motor structure
  • Resonance Frequency (Fs): 40.0 Hz
  • Sensitivity: 82.71 dB
  • Recommended sealed box volume: 0.3 cubic feet
  • Recommended ported box volume: 0.65 cubic feet
  • Top-mount depth: 6.625"
  • Cutout diameter: 7.375"
  • Authorized Internet Dealer
  • 1-year Manufacturer's Warranty

  • Priced Individually


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Item Details


Manufacturer:

Model Number:

DUAL8_2X_SAV38D4

Weight:

82.00lbs

Internal SKU:

dual8_2x_sav38d4

Internal Product ID:

230102

Customer Ratings & Reviews


Tru Spec Dual 8

5 star
100%
4 star
0%
3 star
0%
2 star
0%
1 star
0%



Durability
4.8
Value
4.8
Features
4.8
Design
5
Usability
5

Customer Photos & Videos


Customer Reviews

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The following review is for Dual 8”, which is a part of the bundle you are viewing.
By Aaron on October 19, 2023 Checkmark Icon Verified purchase

13 found this helpful


The following review is for Dual 8”, which is a part of the bundle you are viewing.
By Javier on March 13, 2026 Checkmark Icon Verified purchase


The following review is for Dual 8”, which is a part of the bundle you are viewing.
By Jason on October 26, 2025 Checkmark Icon Verified purchase


Great speaker boxes.

The following review is for Dual 8”, which is a part of the bundle you are viewing.

I ordered a single 12 box before and it was great for my American Bass 12. I just ordered a box for two eights and I already know it’s going to sound good.

By Douglas on August 11, 2025 Checkmark Icon Verified purchase


The following review is for SW-SAV38D4, which is a part of the bundle you are viewing.
By Ryan on April 22, 2025 Checkmark Icon Verified purchase


Perfect box

The following review is for Dual 8”, which is a part of the bundle you are viewing.

Box is built great..sounds great..only downfall is no terminal for speakers to hookup

By Josh on November 19, 2024 Checkmark Icon Verified purchase


The following review is for Dual 8”, which is a part of the bundle you are viewing.
By Edwin on August 23, 2024 Checkmark Icon Verified purchase


The following review is for Dual 8”, which is a part of the bundle you are viewing.
By Antonio on May 3, 2024 Checkmark Icon Verified purchase


The following review is for Dual 8”, which is a part of the bundle you are viewing.
By David on January 27, 2024




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