Stealthbox SB-GM-C7CP1/10TW3 - Subwoofer JL Audio - Free user manual and instructions
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| Product Type | Custom-fit powered subwoofer enclosure |
| Model | Stealthbox SB-GM-C7CP1/10TW3 |
| Brand | JL Audio |
| Vehicle Fitment | Chevrolet Corvette C7 (2014-2019) coupe |
| Subwoofer Size | 10 inches (25.4 cm) |
| Subwoofer Type | 10TW3 thin-line subwoofer (dual voice coil) |
| Enclosure Material | Fiberglass composite with premium carpet finish |
| Dimensions (L x W x D) | 28 x 14 x 8 inches (71 x 35.6 x 20.3 cm) |
| Net Weight | 22 lbs (10 kg) |
| Power Handling (RMS) | 300 watts |
| Power Handling (Peak) | 600 watts |
| Impedance | 2 + 2 ohms (dual voice coil) |
| Frequency Response | 25 Hz - 200 Hz |
| Sensitivity (1W/1m) | 83 dB |
| Recommended Amplifier Power | 150 - 400 watts RMS |
| Mounting Depth | 3.5 inches (8.9 cm) |
| Warranty | 2 years (against defects) |
| Installation | Custom-fit, uses existing mounting points (no drilling) |
| Maintenance | Wipe with dry cloth; avoid moisture and solvents |
| Safety Warning | Secure enclosure to prevent movement in vehicle; listen at safe volumes |
| Repairability | Contact JL Audio or authorized dealer for service |
Frequently Asked Questions - Stealthbox SB-GM-C7CP1/10TW3 JL Audio
What vehicle is the Stealthbox SB-GM-C7CP1/10TW3 designed for?
This enclosure is custom-designed for the Chevrolet Corvette C7 coupe (2014-2019). It fits in the rear hatch area without sacrificing cargo space.
What is the power handling of the included subwoofer?
The 10TW3 subwoofer handles 300 watts RMS and can handle up to 600 watts peak. It is recommended to pair it with an amplifier delivering 150-400 watts RMS.
Is the enclosure pre-wired?
Yes, the enclosure comes pre-wired with a terminal cup for easy connection. The dual voice coil is wired in parallel for a 2-ohm final impedance.
Do I need to drill or modify my vehicle for installation?
No, the Stealthbox is a custom-fit enclosure that uses existing mounting points and does not require drilling or permanent modifications.
What is the depth of the subwoofer?
The 10TW3 has a very shallow mounting depth of only 3.5 inches (8.9 cm), allowing it to fit in tight spaces.
Can I use this enclosure with any amplifier?
Yes, but ensure the amplifier is stable at 2 ohms and can deliver 150-400 watts RMS. Do not exceed the subwoofer's power handling.
What type of enclosure is this?
It is a sealed fiberglass enclosure with premium carpet finish, optimized for the 10TW3 subwoofer to produce tight, accurate bass.
How do I clean the Stealthbox?
Wipe the surface with a dry or slightly damp cloth. Avoid using harsh chemicals or solvents, as they may damage the carpet or fiberglass.
What is the warranty on this product?
JL Audio offers a 2-year warranty against defects in materials and workmanship. Registration may extend the warranty.
Does this enclosure fit the Corvette C7 convertible?
The SB-GM-C7CP1/10TW3 is designed for the coupe version only. For the convertible, please check JL Audio's specific model for that body style.
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USER MANUAL Stealthbox SB-GM-C7CP1/10TW3 JL Audio
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Product information
Brand : JL Audio
Model : Stealthbox SB-GM-C7CP1/10TW3
Category : Subwoofer