W15K9D4 15" Subwoofer + RGS15 15" Sealed Enclosure Bundle
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Rockville
W15K9D4 15" Subwoofer + RGS15 15" Sealed Enclosure Bundle
W15K9D4 15" Subwoofer + RGS15 15" Sealed Enclosure Bundle
15" Car Sub, 1250W RMS, Sealed 2.03 Cu Ft Box, 14 AWG Wire, Hardware, Spade Terminals
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Regular price
$227.90
Sale price
$227.90
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Features
- 1250W RMS sub for deep, resonant lows
- Cast basket and 190 oz magnet motor
- Sealed USA-made MDF enclosure
- Pre-cut wire and terminals included
- Tuned for tight, musical bass
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What's Included in the box
- (1) Rockville W15K9D4 15" dual 4-ohm subwoofer
- (1) Rockville RGS15 single 15" sealed enclosure (2.03 cu ft net)
- (10) Wood screws
- (12') 14 AWG speaker wire
- (2) Spade terminals
SKU: SKU: W15K9D4+RGS15+K1
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Product Description
Build a muscular low-end foundation with a 15" sub and precision-matched sealed enclosure. The K9’s ultra-stiff cone, thick foam surround, and high-temp 4-layer coil deliver controlled, authoritative bass. The USA-made 3/4" MDF box is tuned for tight response, ideal for hip-hop, rock, and EDM. Hardware and wire are included for a clean, confident install that looks as refined as it sounds.
This Bundle Includes

W15K9D4
Experience powerful, clear bass with the Rockville W15K9D4 K9 Series 15" Dual 4-Ohm Car Subwoofer. Designed for high performance and visual appeal, it fits sealed or vented enclosures, offering robust sound and lasting durability. Premium materials and thoughtful design make it ideal for elevating your car audio environment.
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RGS15
The RGS15 single 15" sealed enclosure is expertly crafted in the USA from premium MDF for superior strength and sound quality. Its precision design, gold terminals, and secure construction make it perfect for delivering deep, clear bass in any setup, ensuring your subwoofer performs at its best for years.
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K1
The K1 Single Subwoofer Enclosure Kit brings together premium 14 AWG speaker wire, expertly selected screws, and secure spade terminals for a flawless installation. Designed for home, studio, or car audio, this kit guarantees a clean, powerful connection and a sophisticated setup for true audio enthusiasts.
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Features
Serious Low-End Authority
High-power motor, long XMAX, and stiff cone produce deep, controlled bass with impact and texture.
Sealed For Precision
2.03 cu ft net sealed volume focuses transient accuracy for tight, musical punch.
Thermal Confidence
USA-wound 4-layer aluminum voice coil withstands extreme heat for consistent performance.
Durable Construction
Cast aluminum basket and butyl surround resist flex, maintaining clean output at volume.
Install-Ready Package
Includes box hardware, 14 AWG wire, and spade terminals to complete a tidy build.

Technical Specifications
- Type of Product Car subwoofer and sealed enclosure bundle
- Subwoofer Size 15 in (dual 4-ohm)
- Power Handling (RMS) 1250 W
- Power Handling (Program/Peak) 2500 W / 5000 W
- Frequency Response 32 Hz – 1.5 kHz
- Sensitivity 87.9 dB
- Magnet Double stacked, 190 oz
- Voice Coil 3" 4-layer aluminum, OFC wound
- Enclosure Type/Volume Sealed, 2.03 cu ft net (2.70 cu ft gross)
- Box Material 3/4" USA MDF, carpeted, gold terminals
- XMAX 30 mm
- Weight Sub 34.17 lb; bundle approx. 48 lb
- Dimensions Enclosure 16" L x 18" W x 16.25" H; Sub cutout 14.09"