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NVX BOOST Box Package with Alpine 12" Subwoofers

For select 1999-2006 vehicles from GMC, Chevrolet Extended Cab - Dual 12" BOOST Sealed Enclosure with Two S2-W12D4 Subwoofers

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• Custom Fit Dual 12" Sealed BOOST Box Package
• Compatible with select 1999-2006 vehicles from GMC, Chevrolet Extended Cab
• Includes Two Alpine S2-W12D4 subwoofers
• 1800W Peak each / 600W RMS each
• 3/4" Medium Density Fiberboard (MDF) construction
• Durable premium carpet finish
• Subwoofer and enclosure not pre-assembled

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List price $831.99
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$561.89

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Description


NVX brand icon

Authorized dealer

NVX Empty BOOST Box - 1996-2006 Chevy Silverado, GMC Sierra - VE-GM-SLVECG1-D12S

For select 1999-2006 vehicles from GMC, Chevrolet Extended Cab Trucks - Dual 12" Empty BOOST Down Firing Sealed Truck Enclosure
Quantity: 1

Product Details:

  • Custom Fit Empty Dual 12" BOOST Sealed Truck Enclosure
  • Compatible with select 1999-2006 vehicles from GMC, Chevrolet
  • 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: 5-7/16"
  • Subwoofer cutout diameter: 11-1/8"
  • Box volume: 0.82 cubic feet (per chamber)
  • Total box volume: 1.64 cubic feet
  • Authorized Internet Dealer
  • 1-year Manufacturer's Warranty

Alpine S2-W12D4

1800W Peak (600W RMS) 12" S-Series Dual 4-ohm Car Subwoofer
Quantity: 2

Product Details:

  • 12" Dual 4 ohm S Series Subwoofer
  • Power Handling:
    • Peak: 1800 watts
    • RMS: 600 watts
  • Carbon Fiber Polypropylene Cone
  • Parabolic cone structure construction
  • High-Amplitude Multi-Roll (HAMR) Surround
  • Polypropylene ceramic dust cap
  • Twist-lock grille system with no patent
  • High strength steel frame for added durability
  • Perimeter venting with airflow management system
  • Compound radius curve extended pole geometry
  • Airflow optimized dual flare pole vent
  • Progressive spider with reinforced layer tinsel leads
  • 2.6" High Temperature Copper Voice coil
  • 5-layer voice coil winding on aluminum former
  • High-excursion underhand voice coil configuration
  • 8-gauge push terminals with VC configuration jumpers
  • 15 mm Xmax
  • 64 oz. Double Stacked Ferrite magnet motor structure
  • Frequency Response: 23 - 215 Hz
  • Resonance Frequency (Fs): 28.8 Hz
  • Sensitivity: 86.2 dB
  • Recommended sealed box volume: 0.55 cubic feet - 1 cubic feet
  • Recommended ported box volume: 1.0 cubic feet - 1.5 cubic feet
  • Top-mount depth: 4.89"
  • Cutout diameter: 10.64"
  • Authorized Internet Dealer
  • 1-year Manufacturer's Warranty

  • Priced Individually

PDF IconAlpine S2W12D4 owner’s manual

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Please use our Fitment Guide to determine specific compatibility for the submodel and audio features

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Item Details


Manufacturer:

NVX

Model Number:

VEGMSLVECG1D12S-W12D4

Weight:

62.00lbs

Internal SKU:

vegmslvecg1d12s-w12d4

Internal Product ID:

223323

Customer Ratings & Reviews


NVX BOOST Box Package with Alpine 12

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



Durability
5
Value
5
Features
5
Design
5
Usability
5

Customer Reviews

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Modern vehicles often require specific brackets, wiring harnesses, and mounting solutions. A fit guide ensures:

  • You see only parts engineered for your exact vehicle
  • You avoid incompatible radios, speakers, or wiring
  • Installation is smoother, faster, and frustration-free
  • You get the correct accessories the first time

Whether you're replacing a factory stereo or upgrading your entire audio system, the Fit Finder eliminates uncertainty.