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JL Audio

JL Audio SB-GM-SLVCRW/10TW3 Dual 10" Stealthbox 400W 4Ω 1998-2007 Chevy Silverado/GMC Sierra Crew Cab + 2007 Classic 010-03649-00 (94574)

JL Audio SB-GM-SLVCRW/10TW3 Dual 10" Stealthbox 400W 4Ω 1998-2007 Chevy Silverado/GMC Sierra Crew Cab + 2007 Classic 010-03649-00 (94574)

Regular price $1,699.99 USD
Regular price Sale price $1,699.99 USD
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Before you order

Buy with the right details confirmed

Vehicle fitment must match

Confirm your exact year, model, factory equipment, and any required companion parts before ordering.

Check your vehicle in the MCOR Fit Guide

JL Audio Stealthbox SB-GM-SLVCRW/10TW3 is a vehicle-specific enclosed subwoofer system engineered for 1998-2007 Chevrolet Silverado and GMC Sierra Crew Cab trucks (Classic). Designed to integrate cleanly behind the rear seat, it delivers deep, accurate bass while preserving interior function and a factory-style appearance.

This Stealthbox system is rated for 800 W RMS and a 4 Ω nominal load, making it an excellent match for modern JL Audio monoblock amplifiers delivering clean power into a 4-ohm subwoofer system.

Key Features

  • Vehicle-specific Stealthbox enclosed subwoofer system for Crew Cab truck applications
  • Designed to install behind the rear seat
  • Built around JL Audio 10TW3 subwoofer technology
  • 800 W RMS continuous power handling
  • 4 Ω nominal impedance
  • Sealed enclosure design

Vehicle Compatibility

Year Make Model Notes
1998 Chevrolet Silverado Crew Cab Crew Cab Classic/body-style application.
1999 Chevrolet Silverado Crew Cab Crew Cab Classic/body-style application.
2000 Chevrolet Silverado Crew Cab Crew Cab Classic/body-style application.
2001 Chevrolet Silverado Crew Cab Crew Cab Classic/body-style application.
2002 Chevrolet Silverado Crew Cab Crew Cab Classic/body-style application.
2003 Chevrolet Silverado Crew Cab Crew Cab Classic/body-style application.
2004 Chevrolet Silverado Crew Cab Crew Cab Classic/body-style application.
2005 Chevrolet Silverado Crew Cab Crew Cab Classic/body-style application.
2006 Chevrolet Silverado Crew Cab Crew Cab Classic/body-style application.
2007 Chevrolet Silverado Crew Cab Crew Cab Classic/body-style application.
1998 GMC Sierra Crew Cab Crew Cab Classic/body-style application.
1999 GMC Sierra Crew Cab Crew Cab Classic/body-style application.
2000 GMC Sierra Crew Cab Crew Cab Classic/body-style application.
2001 GMC Sierra Crew Cab Crew Cab Classic/body-style application.
2002 GMC Sierra Crew Cab Crew Cab Classic/body-style application.
2003 GMC Sierra Crew Cab Crew Cab Classic/body-style application.
2004 GMC Sierra Crew Cab Crew Cab Classic/body-style application.
2005 GMC Sierra Crew Cab Crew Cab Classic/body-style application.
2006 GMC Sierra Crew Cab Crew Cab Classic/body-style application.
2007 GMC Sierra Crew Cab Crew Cab Classic/body-style application.

2007 Chevrolet Silverado Crew Cab & GMC Sierra Crew Cab JL Audio Stealthbox Subwoofer Upgrade

This compatibility table lists exact year, make, and model applications for the SB-GM-SLVCRW/10TW3. It is built so shoppers and AI shopping tools can match vehicle-specific JL Audio Stealthbox fitment without relying only on broad “up” year ranges. Always verify trim, factory audio configuration, seat/cargo layout, and installation location before ordering.

Recommended Amplifier Matching (Sold Separately)

For best performance, pair this Stealthbox with a JL Audio monoblock amplifier capable of delivering clean power into a 4 Ω load:

Technical Specifications

Model SB-GM-SLVCRW/10TW3
Garmin PN 010-03649-00
JL Legacy PN 94574
Subwoofers (2) 10TW3-D8
Subwoofer Size 10" (250 mm)
Continuous Power (RMS) 800 W
Nominal Impedance 4 Ω
Enclosure Type Sealed
Enclosure Location Behind rear seat
Net Weight 57 lbs
Vehicle Fitment 1998–2007 Silverado/Sierra Crew Cab; 2007 Crew Cab “Classic”
Warranty 2 Years (when purchased from an authorized JL Audio dealer)

Ideal Applications

  • High-output bass upgrade tailored to Silverado/Sierra Crew Cab interiors
  • Clean, integrated sub-bass performance without sacrificing cabin usability
  • Systems designed around efficient, high-quality monoblock amplification

What’s Included

  • JL Audio Stealthbox enclosed subwoofer system
  • Vehicle-specific mounting hardware (as supplied by JL Audio)

Frequently Asked Questions

  • Will this fit a 2007 GMC Sierra Crew Cab? Yes. The compatibility table above lists 2007 GMC Sierra Crew Cab as a fitment for this JL Audio Stealthbox. Verify trim, factory audio configuration, seat/cargo layout, and installation location before ordering.
  • What amplifier should I use with this Stealthbox? Use the Recommended Amplifier Matching section above and match the amplifier to 800 W RMS at 4 Ω. Gain setting and tuning matter.
  • Is this a complete audio system? No. This listing is for the vehicle-specific SB-GM-SLVCRW/10TW3 Stealthbox subwoofer system. A complete installation may require an amplifier, power wiring, signal integration, tuning, and installation accessories.

Why Buy From MCOR Automotive

  • Expert support for high-intent vehicle-specific audio builds
  • Careful handling and protected shipping for premium enclosures
  • Install guidance available to ensure correct fitment and performance

Stealthbox Fitment & Return Policy

Stealthbox products are vehicle-specific and non-returnable. Customers should verify fitment before ordering. If unsure, use our Fit Guide or contact us through the chat button before purchase.

Authorized Retailer & Warranty

MCOR Automotive is an authorized JL Audio / Garmin retailer. Products purchased from MCOR include applicable manufacturer warranty coverage when installed and used according to manufacturer guidelines.

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