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Alpine (2) S2-W12D4 12" S-Series Dual 4-Ohm Subwoofers + (2) KTE-12G.3 Protective Grilles Bundle

Upgrade your bass system with this complete Alpine S-Series Dual 12" Subwoofer Bundle, featuring two Alpine S2-W12D4 12-inch Dual 4-Ohm Subwoofers and two Alpine KTE-12G.3 Protective Grilles. Designed for exceptional low-frequency performance, these next-generation S-Series subwoofers deliver deep, accurate bass with up to 600 watts RMS and 1,800 watts peak power each. The included twist-lock protective grilles help safeguard your investment while maintaining excellent sound quality and a clean factory appearance.

Ideal for custom sealed or ported enclosures, this package is engineered to pair perfectly with Alpine S-Series amplifiers for maximum performance and reliability.

Key Features

🔊 Complete Dual 12" Bass Package - Includes two Alpine S2-W12D4 12" dual 4-ohm subwoofers and two matching KTE-12G.3 protective grilles.

⚡ High Power Handling - Each subwoofer handles 600 watts RMS and 1,800 watts peak, for a combined system handling of 1,200 watts RMS and 3,600 watts peak.

🎵 Carbon Fiber / Polypropylene Cone - Lightweight yet rigid cone construction delivers powerful, accurate, and low-distortion bass.

🛡 HAMR Surround Technology - High-Amplitude Multi-Roll (HAMR) surround provides increased cone excursion and greater bass output.

🔧 Easy Dual Voice Coil Wiring - Dual 4-ohm voice coils with configuration jumpers simplify installation and system wiring.

🛡 Protective Metal Grilles Included - Two Alpine KTE-12G.3 grilles protect the subwoofers from accidental damage while maintaining airflow and performance.

Package Includes

• (2) Alpine S2-W12D4 12" Dual 4-Ohm S-Series Subwoofers

• (2) Alpine KTE-12G.3 12" Protective Metal Grilles

Alpine S2-W12D4 12" S-Series Subwoofer

The Alpine S2-W12D4 delivers hard-hitting bass with excellent control, durability, and efficiency. Built using Alpine's latest S-Series technology, it offers impressive low-frequency extension while remaining easy to integrate into a wide variety of systems.

General Features

• 12" Next-Generation S-Series Subwoofer

• Dual 4-Ohm Voice Coils

• Carbon Fiber / Polypropylene Cone

• Polypropylene / Ceramic Dust Cap

• High-Amplitude Multi-Roll (HAMR) Surround

• High-Grade Strontium Ferrite Magnet

• Push-Type Speaker Terminals

• Twist-Lock Grille Mount System

• Easy Configuration Jumpers

• Authorized Internet Dealer

• 1-Year Manufacturer's Warranty

Specifications

• Speaker Size: 12"

• Voice Coil Configuration: Dual 4 Ohms (DVC)

• RMS Power Handling: 600 Watts (Each)

• Peak Power Handling: 1,800 Watts (Each)

• Combined RMS Power: 1,200 Watts

• Combined Peak Power: 3,600 Watts

• Frequency Response: 23Hz-215Hz

• Sensitivity: 86.2 dB (1W/1m)

• Cone Material: Carbon Fiber / Polypropylene

• Dust Cap: Polypropylene / Ceramic

• Surround: High-Amplitude Multi-Roll (HAMR)

• Magnet: High-Grade Strontium Ferrite

Recommended Amplifiers

Designed to pair perfectly with Alpine S-Series amplifiers.

• Alpine S2-A60M - Ideal for one S2-W12D4

• Alpine S2-A120M - Recommended for two S2-W12D4 subwoofers

Recommended Enclosures

Sealed Enclosure

• Tight, accurate bass response

• Ideal for everyday listening

Ported Enclosure

• Greater low-frequency output

• Increased efficiency and deeper bass extension

Alpine KTE-12G.3 Protective Grille

Protect your Alpine subwoofers from accidental damage without sacrificing performance.

General Features

• 12" Protective Metal Mesh Grille

• Twist-Lock Mounting System

• Durable Steel Construction

• Helps Prevent Cone Damage

• Factory Alpine Appearance

• Easy Tool-Free Installation and Removal

• Authorized Dealer

• 1-Year Manufacturer's Warranty

Compatible Models

• Alpine S2-W12D4

• Alpine S2-W12D2

• Alpine R2-W12D4

• Alpine R2-W12D2

Applications

• Custom Car Audio Systems

• High-Performance Bass Systems

• Sealed or Ported Enclosures

• Daily Driver Audio Upgrades

• Competition-Inspired Installations

Package Contents

• (2) Alpine S2-W12D4 12" Dual 4-Ohm Subwoofers

• (2) Alpine KTE-12G.3 12" Protective Grilles

• Owner's Manuals

• Warranty Information

Warning

Warning: This product can expose you to chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. For more information, visit P65Warnings.ca.gov.