Custom Fit Empty Single 12" BOOST Box - NVX VE-GM-SLVECG2-S12S

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NVX VE-GM-SLVECG2-S12S

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NVX Empty BOOST Box - 2008-2013 Chevy Silverado, GMC Sierra - VE-GM-SLVECG2-S12S Image 1 — NVX Empty BOOST Box - 2008-2013 Chevy Silverado, GMC Sierra - VE-GM-SLVECG2-S12S

NVX Empty BOOST Box - 2008-2013 Chevy Silverado, GMC Sierra - VE-GM-SLVECG2-S12S Image 2 — NVX Empty BOOST Box - 2008-2013 Chevy Silverado, GMC Sierra - VE-GM-SLVECG2-S12S

NVX Empty BOOST Box - 2008-2013 Chevy Silverado, GMC Sierra - VE-GM-SLVECG2-S12S Image 3 — NVX Empty BOOST Box - 2008-2013 Chevy Silverado, GMC Sierra - VE-GM-SLVECG2-S12S

NVX Empty BOOST Box - 2008-2013 Chevy Silverado, GMC Sierra - VE-GM-SLVECG2-S12S Image 4 — NVX Empty BOOST Box - 2008-2013 Chevy Silverado, GMC Sierra - VE-GM-SLVECG2-S12S

NVX Empty BOOST Box - 2008-2013 Chevy Silverado, GMC Sierra - VE-GM-SLVECG2-S12S Image 5 — NVX Empty BOOST Box - 2008-2013 Chevy Silverado, GMC Sierra - VE-GM-SLVECG2-S12S

NVX Empty BOOST Box - 2008-2013 Chevy Silverado, GMC Sierra - VE-GM-SLVECG2-S12S Image 6 — NVX Empty BOOST Box - 2008-2013 Chevy Silverado, GMC Sierra - VE-GM-SLVECG2-S12S

NVX Empty BOOST Box - 2008-2013 Chevy Silverado, GMC Sierra - VE-GM-SLVECG2-S12S Image 7 — NVX Empty BOOST Box - 2008-2013 Chevy Silverado, GMC Sierra - VE-GM-SLVECG2-S12S

NVX Empty BOOST Box - 2008-2013 Chevy Silverado, GMC Sierra - VE-GM-SLVECG2-S12S Image 1

NVX Empty BOOST Box - 2008-2013 Chevy Silverado, GMC Sierra - VE-GM-SLVECG2-S12S Image 2

NVX Empty BOOST Box - 2008-2013 Chevy Silverado, GMC Sierra - VE-GM-SLVECG2-S12S Image 3

NVX Empty BOOST Box - 2008-2013 Chevy Silverado, GMC Sierra - VE-GM-SLVECG2-S12S Image 4

NVX Empty BOOST Box - 2008-2013 Chevy Silverado, GMC Sierra - VE-GM-SLVECG2-S12S Image 5

NVX Empty BOOST Box - 2008-2013 Chevy Silverado, GMC Sierra - VE-GM-SLVECG2-S12S Image 6

Product highlights

Product highlights

• Custom Fit Empty Single 12" BOOST Sealed Truck Enclosure
• Compatible with select 2008-2013 Silverado 1500 and Sierra 1500
• 3/4" Medium Density Fiberboard (MDF) construction
• Total box volume: 0.5 cubic feet

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Current Promotions (1 offer)

40% off a Sound Deadening Trunk Kit!

Get the most out of your Loaded Enclosure with the NVX SDTK20. Eliminates road noise, quiet vibrations, and increase the sound quality and output of audio system, 50%. Simply click the "Add Both to Cart" button. This offer cannot be combined with any other coupons or offers.

NVX Empty BOOST Box - 2008-2013 Chevy Silverado, GMC Sierra - VE-GM-SLVECG2-S12S

NVX Empty BOOST Box - 2008-2013 Chevy Silverado, GMC Sierra - VE-GM-SLVECG2-S12S

https://images.sonicelectronix.com/images/5427831/main/sdtk20.jpg

40% off

NVX Empty BOOST Box - 2008-2013 Chevy Silverado, GMC Sierra - VE-GM-SLVECG2-S12S

$99 ⁹⁹

NVX SDTK20

$49 ⁹⁹

Priced separately $149 ⁹⁸

Promo Savings of $20 ⁰⁰

Total price:

$129 ⁹⁸

Description

Authorized dealer

Product Details:

Custom Fit Empty Single 12" BOOST Sealed Truck Enclosure
Compatible with select 2008-2013 Silverado 1500 and Sierra 1500
Durable 3/4" Medium Density Fiberboard (MDF) construction
Precision-engineered using state-of-the-art CNC technology
Meticulously hand-assembled to ensure the highest quality
Finished with premium carpet for a high-end appearance
Loaded enclosure also available here
Maximum subwoofer mounting depth: 4.75"
Subwoofer cutout diameter: 11-1/18"
Total box volume: 0.5 cubic feet
Authorized Internet Dealer
1-year Manufacturer's Warranty

Frequently Asked Questions (FAQ)

Why choose the NVX VE-GM-SLVECG2-S12S enclosure instead of a universal box?

This single 12" enclosure is custom-fit for 2008–2013 Silverado/Sierra Extended Cabs. It fits perfectly under the rear passenger seat, providing 0.65 cu. ft. of optimized airspace without sacrificing legroom or seat functionality.

I placed the box in position, but it feels loose. How do I secure it?

Check for interference with factory floor mats. To prevent sliding on the GM carpet, apply NVX SDRLR20 sound deadening to the floor. This provides a high-grip surface and eliminates metal floor resonance for a more stable install.

I’m hearing a whistling or air-leak sound after installing my subwoofer. What could cause this?

Air is likely escaping through the terminal cup or the subwoofer mounting flange. Use NVX SBP12 gasket foam tape to create an airtight seal. In a compact sealed box, even a small leak will cause whistling and reduce bass impact.

I installed everything but there is no sound from the subwoofer. What should I check?

Inspect the internal binding post connections. If using the factory GM radio, ensure you are using a high-quality line output converter like the NVX XPLOC2 to get a clean signal from the factory wiring to your amplifier.

The enclosure fits the space, but my trunk floor panel doesn’t close. What should I do?

In the Silverado, ensure the rear seat is fully clicked down. This box has a 5.75" mounting depth; if the seat won't lock, your sub is too deep. Using a shallow-mount sub like the NVX SMW12D4 ensures the seat frame clears the surround.

My subwoofer is working, but the bass sounds weak or hollow. How can I improve it?

Check your amplifier's phase switch. To improve low-end extension in this 0.65 cu. ft. space, add Polyfil inside the enclosure. This simulates a larger box volume, making the 12" sub sound deeper and more naturally balanced.

Is there a pre-loaded version of this custom-fit enclosure available to make installation easier?

Yes. The LVE-GM-SLVECG2-S12S is the pre-loaded version. It comes with a 12" NVX subwoofer pre-installed and wired, offering a 400W RMS "drop-in" bass solution specifically tuned for the 2008–2013 Silverado/Sierra cabin.

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Specifications & Details

Compatible vehicle types

Compatible vehicle types

Car/Truck/SUV/Van

Enclosure Specifications

Subwoofer Size

12"

Subwoofer Cutout Shape

Round / Circle

Box Type

Sealed

Number of Subwoofers

1

Box Style/Shape

Vehicle Specific

Cutout Diameter or Length

11-1/18"

Maximum Speaker Depth

4.75"

Total Box Volume

0.5 cubic feet

Wood Thickness

3/4"

Number of Terminals

1

Terminal Type

Binding posts (banana clip ready)

Box Exterior Color

Black

Box Finish

Carpet

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Warranty and Return Policy

Parts Warranty Duration

1 year

Labor Warranty Duration

1 year

Warranty Provider

Manufacturer

Customer Ratings & Reviews

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