Skip to product information
1 of 30

Rockville

K5 W12K5S4 12" Subwoofer 2-Pack + dB13 Amplifier Bundle

K5 W12K5S4 12" Subwoofer 2-Pack + dB13 Amplifier Bundle

12" Car Subwoofer 350W RMS Each, Dual 12" Vented Box 1.55 cu.ft/side, dB13 Mono Amp, 4 AWG Kit

Free Shipping

Regular price $380.80
Sale price $380.80 Regular price $0.00
Features
    • Two 12" subs deliver deep, punchy bass
    • dB13 mono amp with 750W RMS @ 2Ω
    • Dual 12" vented MDF enclosure included
    • 4 AWG copper wiring kit for clean power
    • Speaker wire, screws, spades included
30-Day Money-Back Guarantee
Fast & Free Shipping
Buy Now, Pay Later
1-Year Warranty
    • (2) W12K5S4 12" 4Ω Subwoofers
    • dB13 Mono Amplifier with Bass Remote
    • RDV12 Dual 12" Vented Enclosure
    • RWK41 4 AWG Amp Wiring Kit
    • 20 Drywall Screws, 20' 14 AWG Wire, 4 Spades

SKU: SKU: (2) W12K5S4+dB13+RWK41+RDV12+K2

View full details

Product Description

This complete bass bundle adds powerful, controlled low end to cars and trucks, pairing two efficient 12" subs with a dyno‑rated mono amp and a tuned dual 12" vented enclosure. Ideal for daily driving systems, show builds, and clean OEM upgrades, it includes a 4 AWG copper wiring kit and hardware for reliable installation and long‑term performance with tight, musical bass.

This Bundle Includes

Rockville

W12K5S4

The Rockville W12K5S4 12" 4-Ohm Car Subwoofer delivers powerful, clear bass with a 1400-watt peak and advanced voice coil. Its efficient cone and premium components suit custom builds and diverse enclosures, offering deep lows and lasting reliability for those seeking a refined, high-performance car audio experience.
Learn More
Rockville

dB13

The dB13 mono amplifier brings 3,000 watts of peak power and 750 watts Dyno Certified performance to your car audio system. With advanced tuning features and robust build quality, it’s ideal for delivering deep, clear bass and reliable sound, making it a standout choice for any car audio upgrade.
Learn More
Rockville

RDV12

The RDV12 dual 12" vented enclosure, made in the USA from 3/4" MDF with a 1" front plate, delivers powerful, distortion-free bass. Gold spring terminals and precision engineering ensure easy installation and lasting performance, making it a premium choice for those seeking both style and sonic excellence.
Learn More
Rockville

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
Rockville

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

Features

    • Powerful Low-End Authority

      Two 12" subs with 350W RMS each and efficient cones deliver tight, hard-hitting bass that energizes every drive.

    • Clean, Stable Amplification

      dB13 mono amp offers 750W RMS @ 2Ω with Class D efficiency, low THD, and onboard filters for precise control.

    • Tuned Vented Enclosure

      Dual 12" 3/4" MDF box tuned to 39 Hz improves output and impact while maintaining definition and punch.

    • Premium Copper Wiring

      4 AWG kit with 100% copper RCAs reduces resistance for stronger current delivery and quieter signal paths.

    • Installation Ready

      Includes speaker wire, terminals, and hardware, saving time and helping you achieve a tidy, reliable setup.

K5 W12K5S4 12" Subwoofer 2-Pack + dB13 Amplifier Bundle

Technical Specifications

  • Type Car audio subwoofer and amplifier bundle
  • Subwoofers 12" single 4Ω, 350W RMS (each), 1400W peak
  • Amplifier Mono Class D, 750W RMS @ 2Ω; 450W RMS @ 4Ω
  • Enclosure Dual 12" vented, 3/4" MDF, 1.55 cu.ft per chamber, 39 Hz tune
  • Wiring Kit 4 AWG power/ground, 100% copper RCAs, 60A AGU fuse
  • Frequency Response (Sub) 25 Hz – 1.5 kHz
  • Sensitivity (Sub) 88 dB

Hear From Our Customers

California Proposition 65 Warning: Cancer and Reproductive harm — www.P65Warnings.ca.gov