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JL Audio
JL Audio SB-GM-4GSUVCNSL/10TW1 10" Stealthbox 300W 4Ω 2015–2020 GM Full-Size SUV 010-03673-00 (94644)
JL Audio SB-GM-4GSUVCNSL/10TW1 10" Stealthbox 300W 4Ω 2015–2020 GM Full-Size SUV 010-03673-00 (94644)
Regular price
$1,249.99 USD
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$1,249.99 USD
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Before you order
Buy with the right details confirmed
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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- Authorized retailer New, authentic product from MCOR Automotive.
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JL Audio SB-GM-4GSUVCNSL/10TW1 is a vehicle-specific Stealthbox subwoofer system engineered for 2015–2020 GM full-size SUVs. This sealed fiberglass enclosure replaces the factory front center console and houses a single JL Audio 10TW1-4 subwoofer, delivering deep, accurate bass while retaining factory ergonomics and cabin space.
This Stealthbox is rated for 300 W RMS into a 4 Ω load and is optimized for clean monoblock amplification suitable for sealed single-driver applications.
Key Features
- Factory-console Stealthbox design
- JL Audio 10TW1-4 thin-line 10" subwoofer
- 300 W RMS power handling at 4 Ω
- Sealed fiberglass enclosure
- Preserves OEM interior layout and comfort
Vehicle Compatibility
| Year | Make | Model | Notes |
| 2015 | Cadillac | Escalade 4th Gen | Factory front-center console required; does not fit 2021+ models. |
| 2016 | Cadillac | Escalade 4th Gen | Factory front-center console required; does not fit 2021+ models. |
| 2017 | Cadillac | Escalade 4th Gen | Factory front-center console required; does not fit 2021+ models. |
| 2018 | Cadillac | Escalade 4th Gen | Factory front-center console required; does not fit 2021+ models. |
| 2019 | Cadillac | Escalade 4th Gen | Factory front-center console required; does not fit 2021+ models. |
| 2020 | Cadillac | Escalade 4th Gen | Factory front-center console required; does not fit 2021+ models. |
| 2015 | Cadillac | Escalade ESV 4th Gen | Factory front-center console required; does not fit 2021+ models. |
| 2016 | Cadillac | Escalade ESV 4th Gen | Factory front-center console required; does not fit 2021+ models. |
| 2017 | Cadillac | Escalade ESV 4th Gen | Factory front-center console required; does not fit 2021+ models. |
| 2018 | Cadillac | Escalade ESV 4th Gen | Factory front-center console required; does not fit 2021+ models. |
| 2019 | Cadillac | Escalade ESV 4th Gen | Factory front-center console required; does not fit 2021+ models. |
| 2020 | Cadillac | Escalade ESV 4th Gen | Factory front-center console required; does not fit 2021+ models. |
| 2015 | Chevrolet | Suburban 4th Gen | Factory front-center console required; does not fit 2021+ models. |
| 2016 | Chevrolet | Suburban 4th Gen | Factory front-center console required; does not fit 2021+ models. |
| 2017 | Chevrolet | Suburban 4th Gen | Factory front-center console required; does not fit 2021+ models. |
| 2018 | Chevrolet | Suburban 4th Gen | Factory front-center console required; does not fit 2021+ models. |
| 2019 | Chevrolet | Suburban 4th Gen | Factory front-center console required; does not fit 2021+ models. |
| 2020 | Chevrolet | Suburban 4th Gen | Factory front-center console required; does not fit 2021+ models. |
| 2015 | Chevrolet | Tahoe 4th Gen | Factory front-center console required; does not fit 2021+ models. |
| 2016 | Chevrolet | Tahoe 4th Gen | Factory front-center console required; does not fit 2021+ models. |
| 2017 | Chevrolet | Tahoe 4th Gen | Factory front-center console required; does not fit 2021+ models. |
| 2018 | Chevrolet | Tahoe 4th Gen | Factory front-center console required; does not fit 2021+ models. |
| 2019 | Chevrolet | Tahoe 4th Gen | Factory front-center console required; does not fit 2021+ models. |
| 2020 | Chevrolet | Tahoe 4th Gen | Factory front-center console required; does not fit 2021+ models. |
| 2015 | GMC | Yukon 4th Gen | Factory front-center console required; does not fit 2021+ models. |
| 2016 | GMC | Yukon 4th Gen | Factory front-center console required; does not fit 2021+ models. |
| 2017 | GMC | Yukon 4th Gen | Factory front-center console required; does not fit 2021+ models. |
| 2018 | GMC | Yukon 4th Gen | Factory front-center console required; does not fit 2021+ models. |
| 2019 | GMC | Yukon 4th Gen | Factory front-center console required; does not fit 2021+ models. |
| 2020 | GMC | Yukon 4th Gen | Factory front-center console required; does not fit 2021+ models. |
| 2015 | GMC | Yukon XL 4th Gen | Factory front-center console required; does not fit 2021+ models. |
| 2016 | GMC | Yukon XL 4th Gen | Factory front-center console required; does not fit 2021+ models. |
| 2017 | GMC | Yukon XL 4th Gen | Factory front-center console required; does not fit 2021+ models. |
| 2018 | GMC | Yukon XL 4th Gen | Factory front-center console required; does not fit 2021+ models. |
| 2019 | GMC | Yukon XL 4th Gen | Factory front-center console required; does not fit 2021+ models. |
| 2020 | GMC | Yukon XL 4th Gen | Factory front-center console required; does not fit 2021+ models. |
2020 Vehicle-Specific JL Audio Stealthbox Subwoofer Upgrade
This compatibility table lists exact year, make, and model applications for the SB-GM-4GSUVCNSL/10TW1. 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 with a JL Audio monoblock amplifier delivering clean power into a 4 Ω sealed load:
- JL Audio JD250/1 – 250 W RMS @ 4 Ω (baseline match)
- JL Audio XDM300/1 – 300 W RMS @ 4 Ω (ideal match)
- JL Audio RD500/1 – up to 500 W RMS @ 4 Ω (gain-limited headroom)
- JL Audio VX600/1i – 600 W RMS @ 4 Ω w/ DSP for precision tuning
Technical Specifications
| Model | SB-GM-4GSUVCNSL/10TW1 |
| Garmin PN | 010-03673-00 |
| JL Legacy PN | 94644 |
| Subwoofer | 10TW1-4 |
| Subwoofer Size | 10" (250 mm) |
| Continuous Power (RMS) | 300 W |
| Nominal Impedance | 4 Ω |
| Enclosure Type | Sealed, fiberglass |
| Enclosure Location | Front center console |
| Vehicle Fitment | 2015–2020 GM Full-Size SUV (Tahoe/Suburban/Yukon/Yukon XL/Escalade/ESV) |
| Warranty | 2 Years (authorized dealer) |
Ideal Applications
- OEM-plus luxury bass upgrade
- Factory-interior preservation
- Daily-driven premium SUV audio
What’s Included
- JL Audio Stealthbox sealed console enclosure
- 10TW1-4 subwoofer pre-installed
- Mounting hardware
Frequently Asked Questions
- Will this fit a 2020 GMC Yukon XL 4th Gen? Yes. The compatibility table above lists 2020 GMC Yukon XL 4th Gen 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 300 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-4GSUVCNSL/10TW1 Stealthbox subwoofer system. A complete installation may require an amplifier, power wiring, signal integration, tuning, and installation accessories.
Why Buy From MCOR Automotive
- Authorized JL Audio / Garmin dealer
- Verified fitment guidance
- Real-world installation support
- OEM-plus premium audio expertise
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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