Skar Audio SDR-2X12D4 Dual 12-Inch Loaded Vented Subwoofer Enclosure — 2400W Peak

Overview

The Skar Audio SDR-2X12D4 is a ready-to-roll loaded subwoofer enclosure that combines two SDR-12 D4 subwoofers with a purpose-built, vented enclosure. With a combined peak rating of 2,400 watts and a shared RMS figure around 1,200 watts, this package brings strong, controlled bass to your vehicle without the guesswork of matching components. The dual 12" design uses a distinctive kerf middle port and a split chamber to maximize bass output while maintaining stability and clarity across musical genres. Finished in premium black carpet with the Skar Audio logo on top, the enclosure is built to look as serious as it sounds.

What’s inside and how it’s built

• Two SDR-12 D4 subwoofers pre-mounted inside a custom dual 12" vented enclosure
• Final impedance wired to 1 ohm at the terminals for easier integration with compatible amps
• High-strength 5/8" MDF construction with a durable black carpet finish
• Double front baffle (1.25" thick) with a countersunk, flush-subwoofer design
• Ported to 32 Hz for deep, balanced bass response across tracks

Key specs at a glance

• Model: SDR Series 12-inch Dual 4-ohm loaded enclosure
• Peak power: 2,400 watts | RMS: 1,200 watts total
• Pre-wired internally for a 1 Ohm final impedance
• Construction: 5/8" MDF with premium black carpet
• Dimensions: width 37.875", bottom depth 18.75", top depth 16.75", height 14.25"

Real-world use and benefits

This loaded enclosure is engineered to pair specifically with the included subs, reducing the run of trial-and-error shopping. Expect a confident, punchy bass presence that can fill a cabin without overwhelming it. The 32 Hz tuning aims for a natural extension into the sub-bass band, helping kick drums, drops, and low-end synths feel grounded and musical rather than boomy. While results will vary by vehicle and amp setup, the design emphasizes a clean, stable transfer of power from your head unit or amplifier to the subwoofers, with less risk of phase issues or enclosure resonance.

Ideal for an upgrade in daily drivers, show vehicles, or weekend pride projects, this package offers a straightforward path to stronger low-end presence. The enclosure’s pre-wired configuration makes for a smoother install, while the high-grade materials and meticulous fit-and-finish ensure a polished, professional look in your trunk or cargo area.

What you gain in daily use

• Easy installation with pre-wired internals and a 1 Ohm final impedance
• Longer listening sessions thanks to a stable, controlled bass output
• A compact, flush appearance that complements various car interiors