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Custom Enclosure SPGBOX built for Boston Acoustics SPG555 Oval 13" Subwoofer

3/4" MDF wood enclosure built specifically for the SPG sub built to specs

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The product on this page is discontinued.
  • Custom Ported Enclosure for the 13" Boston Acoustics SPG555 subwoofers
  • Color is black
  • Carpeted finish
  • Mounting depth: 12"
  • Cutout diameter: 13" (Cutout hole is oval for the SPG555 subwoofer)
  • Box volume: 2.15 cubic feet
  • Total port volume: 0.27 cubic feet
  • Dimensions: 15-3/4"D x 23-3/4"W x 15-3/4"H
  • 30 Day return policy
Speaker Box / Enclosure Specifications
Subwoofer Size13"
Box TypeVented / Ported
Number of Subs/Speakers1
Box Style/ShapeSquare/Rectangle
Cutout Diameter or Length13"
Maximum Speaker Depth12"
Total Box Volume2.15 cubic feet
Height15-3/4"
Width23-3/4"
Depth15-3/4"
Second DepthN/A
Wood Thickness3/4"
Number of Terminals1
Terminal TypeBinding posts (banana clip ready)
Box Exterior ColorBlack
Box FinishCarpet
Port Details
Number of Ports1
Port DiameterN/A
Port Length19"
Warranty and Return Policy
Return Policy Standard Return Policy
Parts Warranty Duration1 year
Labor Warranty Duration1 year
Warranty ProviderManufacturer
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Enclosure Accessories
Everything you need to install your subwoofer. From quick disconnects to polyfil, whatever you need will be here.
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Banana Clip TerminalsBanana Clip Terminals
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Insulated Female Quick Disconnect ConnectorsInsulated Female Quick Disconnect Connectors
100 pack of 12-10 Gauge yellow insulated quick disconnects.		$6.99
20 oz. Bag of Poly-Fil20 oz. Bag of Poly-Fil
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16 oz. Can of Adhesive Spray16 oz. Can of Adhesive Spray
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Boston Acoustics SPG555-4
13" Single 4 ohm SPG Series Oval Subwoofer • 1000 watts RMS • Polypropylene Cone Woofer • Foam Woofer Surround • Radialvent® Cooling • Removable Voice Coil (RVC™) • Soft Part System (SPS™) • Integral Sealing Gaskets • 3-1/2" Voice Coil
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Product Summary

Manufacturer: Custom Enclosures
Model number: SPG-BOX
Weight: 39.00 lbs
Internal SKU: spgbox
Internal product ID: 16604

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Excellent service, amazing prices and fast shipping, my package arrived in tip top shape and works perfectly. Thanks I will continue to buy from you and refer many people to buy from Sonic Electronix.

- jmterminator from Springville, UT

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