Stealthbox SB-F-RNGSCG4/10TW1 - Subwoofer JL Audio - Free user manual and instructions
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| Product Type | Car Audio Subwoofer (Enclosure with Driver) |
| Brand | JL Audio |
| Model | Stealthbox SB-F-RNGSCG4/10TW1 |
| Subwoofer Size | 10 inches (TW1 thin-line subwoofer) |
| Enclosure Type | Acoustically engineered custom-fit sealed enclosure |
| Impedance | 2 ohms (dual voice coil wiring) |
| Power Handling (RMS) | 400 Watts RMS |
| Peak Power Handling | 800 Watts |
| Frequency Response | 30 Hz – 200 Hz (±3 dB) |
| Sensitivity | 85 dB @ 1W/1m |
| Enclosure Material | High-pressure molded composite with textured polyurethane coating |
| Dimensions (W x H x D) | 27.5 x 13.5 x 8.0 inches (approx.) |
| Weight | 25.0 lbs (approx.) |
| Vehicle Fitment | Ford Ranger SuperCrew (models 2019–2023, excluding Raptor) |
| Installation Location | Custom under rear seat with retained storage |
| Included Items | Stealthbox enclosure, pre-wired 10TW1 subwoofer, mounting hardware |
| Recommended Amplifier Power | 200 – 400 Watts RMS @ 2 Ω |
| Connection Type | Gold-plated push terminals for speaker wire |
| Care Instructions | Wipe with soft dry cloth; avoid solvents and high-pressure water |
| Warranty | 2 years (extendable to 3 with online registration) |
Frequently Asked Questions - Stealthbox SB-F-RNGSCG4/10TW1 JL Audio
What is a JL Audio Stealthbox?
A Stealthbox is a custom-engineered subwoofer system that combines a precisely tuned enclosure with a factory-matched JL Audio driver. It is designed to fit in a specific vehicle location without sacrificing passenger space or cargo storage.
Will this Stealthbox fit my Ford Ranger?
This SB-F-RNGSCG4/10TW1 is built for the Ford Ranger SuperCrew from 2019 to 2023 (excluding the Ranger Raptor). It mounts under the rear seat and retains its functionality. Always verify your vehicle's cab style and year before purchase.
Can I install this subwoofer by myself?
Yes, a Stealthbox is designed for straightforward installation with basic hand tools. However, if you are not experienced with car audio wiring, it is recommended to have it professionally installed to ensure proper amplifier integration and secure mounting.
What amplifier power do I need?
The built-in JL Audio 10TW1 subwoofer handles up to 400 Watts RMS. A quality amplifier delivering between 200 and 400 Watts RMS at 2 ohms will maximize performance without stressing the driver.
What is the impedance of this Stealthbox?
The system is wired to a 2-ohm load using the dual voice coils of the 10TW1 subwoofer. This allows compatibility with most monoblock subwoofer amplifiers rated for 2-ohm operation.
Does the Stealthbox include the subwoofer?
Yes, it comes complete with the JL Audio 10TW1 subwoofer already mounted and wired inside the custom enclosure. You only need to connect speaker wires from your amplifier to the terminal cup.
How do I connect the speaker wires?
Use high-quality 12-16 AWG speaker wire and insert the stripped ends into the gold-plated push terminals on the side of the enclosure. Ensure polarity is correct by matching (+ and -) terminals.
How should I care for the Stealthbox enclosure?
To keep the enclosure looking new, wipe it with a soft, dry cloth. Avoid using volatile solvents, ammonia-based cleaners, or high-pressure water, as these can damage the protective polyurethane coating.
Will I lose storage space under the rear seat?
No. The Stealthbox is specifically molded to fit the contours of the vehicle using patented mounting technology. It occupies unused space under the seat while retaining most factory storage areas in the cab.
Is the Stealthbox waterproof?
No, the enclosure and subwoofer are not waterproof. They should be kept away from direct moisture and excessively humid environments. If your vehicle is exposed to heavy rain or flooding, take precaution to protect the subwoofer and connections.
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USER MANUAL Stealthbox SB-F-RNGSCG4/10TW1 JL Audio
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Product information
Brand : JL Audio
Model : Stealthbox SB-F-RNGSCG4/10TW1
Category : Subwoofer