W8 K9 Series 8" Underseat Subs 2-Pack + dB14 Amplifier Bundle
1
/
of
14
Rockville
W8 K9 Series 8" Underseat Subs 2-Pack + dB14 Amplifier Bundle
W8 K9 Series 8" Underseat Subs 2-Pack + dB14 Amplifier Bundle
Dual 8" Subs, 1000W RMS Amp, GM Crew Cab Ported Box, 4 AWG Kit, Hardware
Free Shipping
Regular price
$604.80
Sale price
$604.80
Regular price
$0.00
Unit price
/
per
Features
- Two 8" K9 subs engineered for tight, punchy bass
- dB14 mono amp with precision filtering and EQ
- Bedliner‑finished GM underseat ported enclosure
- 4 AWG copper wiring kit sustains clean power
- Includes 14 AWG wire and install hardware
Couldn't load pickup availability
30-Day Money-Back Guarantee
Fast & Free Shipping
Buy Now, Pay Later
1-Year Warranty
What's Included in the box
- (2) W8K9D2 8" dual 2‑ohm subwoofers
- REC110 dual 8 ported underseat GM Crew Cab box
- dB14 mono amplifier with bass remote
- RWK41 4 AWG amp wiring kit
- Install screws, 14 AWG wire, spade terminals
SKU: SKU: (2) W8K9D2+REC110+K2+dB14+RWK41
View full details













Product Description
Built for stealth installs that refuse to compromise, this package hides powerful, clear bass beneath your GM Crew Cab seats. The ported, bedliner‑finished cabinet and K9 8" drivers deliver lively impact, while the dB14 supplies disciplined power. Copper 4 AWG wiring and included hardware make a clean, durable installation straightforward and satisfying.
This Bundle Includes

W8K9D2
The Rockville W8K9D2 8" subwoofer delivers deep, powerful bass with 500W RMS and advanced cooling. Its ultra-stiff cone, double-stacked magnet, and cast aluminum basket offer durability and style, making it ideal for custom setups or upgrades that demand premium sound and a sophisticated look in any vehicle.
Learn More

REC110
The REC110 is a 2-hole 8" ported subwoofer enclosure tailored for 2007+ GMC and Chevy Crew Cabs. Designed for underseat, front-firing installation, it delivers deep, powerful bass and a refined look. The rugged bed liner finish and precise tuning make it a standout choice for premium truck audio.
Learn More

K2
The K2 Dual Subwoofer Enclosure Installation Kit includes premium 14 AWG wire, 20 wood screws, and 4 spade terminals for flawless installation. Designed for car, home, or studio use, each component is expertly selected to deliver secure mounting and pure audio, elevating your sound system’s performance and style.
Learn More

dB14
The Rockville dB14 mono amplifier delivers 1000W Dyno Certified RMS and 4000W peak power, offering powerful, clear sound for any car audio setup. With advanced tuning features and premium components, it’s designed for enthusiasts who demand both performance and reliability, making it a standout choice for custom and daily systems.
Learn More

RWK41
The Rockville RWK41 4 AWG amp kit delivers exceptional power and signal transfer with 100% copper RCA cables and true-gauge wiring. Its flexible, abrasion-resistant jacket and gold-plated fuse ensure reliable, high-quality performance, making it the perfect choice for car audio upgrades and custom installations demanding premium sound and durability.
Learn More
Features
Stealth With Substance
Underseat ported enclosure maximizes cabin space while delivering energetic, articulate lows.
Smart System Shaping
Subsonic, low‑pass, phase, and bass EQ controls refine output to cabin and content.
Automotive-Ready Finish
Durable bedliner coating resists wear while reducing reflections and rattles.
Reliable Current Delivery
4 AWG copper kit lowers resistance for stronger hits and stable amplifier temps.
All Hardware Included
Premium 14 AWG wire and fasteners support secure, long‑term connections.

Technical Specifications
- Type of Product Dual 8" Car Subwoofer + Amplifier + Vehicle-Specific Ported Enclosure
- Vehicle Fit 2007–Current GM/Chevy Crew Cab (underseat)
- Amplifier Power (Dyno, 2Ω) 1000 W RMS (dB14)
- Enclosure Volume 0.8 cu.ft per sub (ported, ~35 Hz)
- Wiring Kit 4 AWG OFC RCA, 60 A AGU fuse
- Weight Each sub approx. 18.74 lb; Amp varies
- Dimensions Vehicle‑specific underseat fitment