Rockville W8K5S4 4-Pack + REC120 Quad 8 Enclosure Bundle
1
/
of
22
Rockville
Rockville W8K5S4 4-Pack + REC120 Quad 8 Enclosure Bundle
Rockville W8K5S4 4-Pack + REC120 Quad 8 Enclosure Bundle
8" 4-Ohm Subs, 4-Pack, Quad 8" Ported GM Crew Cab Box, Wiring Kits Included
Free Shipping
Regular price
$354.75
Sale price
$354.75
Regular price
$0.00
Unit price
/
per
Features
- Four 8" subs maximize cone area
- Quad 8" ported box for 2007–Current GM Crew Cab
- 3/4" MDF with bed-liner finish
- Includes 14 AWG wire and terminals
- Clean, punchy low-end for trucks
Couldn't load pickup availability
What's Included in the box
- (4) Rockville W8K5S4 8" Subwoofers
- Rockville REC120 Quad 8" Ported Enclosure
- (2) Dual Sub Box Wiring Kits (Wire, Screws, Spades)
SKU: SKU: (4) W8K5S4+REC120+(2) K2
View full details





















Product Description
Tailored for GM Crew Cab trucks, this quad‑sub system delivers muscular bass with a refined sonic profile. A ported enclosure in durable bed‑liner finish houses four efficient 8" drivers, blending depth with speed for modern tracks and classic mixes alike. Precision MDF construction and spring terminals promote reliable performance and quick serviceability. With included wiring and hardware, installation is straightforward. The result is an interior-friendly upgrade that sounds bold yet sophisticated, pairing strong output with texture and control that complements long drives and weekend hauling.
Features
Truck-Ready Architecture
Quad 8" ported enclosure is shaped for GM Crew Cab, leveraging under-seat space for impactful bass.
Energetic Sound
Four efficient drivers increase surface area for greater output without sacrificing transient speed.
Quality Materials
3/4" MDF and bed‑liner finish resist wear, reduce resonance, and look premium in the cabin.
Service-Friendly
Spring-loaded terminals and accessible design simplify wiring and future upgrades.
Install Essentials Included
14 AWG wire, screws, and spade terminals support secure connections and a tidy build.
Technical Specifications
- Type of Product Truck subwoofer system bundle
- Subwoofer Size 8 in (x4)
- Subwoofer Impedance Single 4-Ohm (each)
- Enclosure Type Quad 8" ported, GM Crew Cab 2007+
- Enclosure Material 3/4" MDF, bed‑liner finish
- Enclosure Dimensions 54.5" x 13.875" x 14.5"
- Enclosure Tuning 33 Hz (typical for series)
- Mounting Depth (Enclosure) Up to 11.25 in
- Weight (Per Sub) 5.2 lb