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Skar Audio

Skar Audio 4-Channel Class D Car Amplifier

$178.49 $120.00 Save $58.49

SKU: SK-M4004D

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In Stock
Ships by Aug 4
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INSTALL DIFFICULTY
DIY PRO SHOP

Moderate — 2–4 hours

Description

The Skar Audio SK-M4004D is an ultra-compact, full-range Class D 4-channel car amplifier designed to deliver robust power in a small footprint. It features a high-speed MOSFET power supply. This amplifier provides 100 Watts RMS x 4 channels at 4 ohms and 140 Watts RMS x 4 channels at 2 ohms, operating at a voltage of 14.4V. For enhanced audio control, it includes comprehensive crossover settings, allowing for High-Pass Filter (HPF), Full-Range, and Low-Pass Filter (LPF) adjustments. The frequency response spans from 10Hz to 40kHz, ensuring a wide range of audio reproduction. Connectivity is made convenient with the inclusion of Hi-Level input connections, allowing for easier integration with factory head units. The power and ground input terminals are designed for 8-gauge wiring, supporting efficient power delivery. The amplifier operates within a DC voltage range of 14 to 14.4 Volts.

MIA's Description

The Skar Audio SK-M4004D is a 4-channel Class D car amplifier. It offers 100 watts RMS x 4 channels at 2 ohms and 140 watts RMS x 4 channels at 4 ohms, both at 14.4V. The amplifier features Hi-Level input connections and crossover controls for HPF, Full-Range, and LPF.

This compact amplifier has a frequency response of 10Hz - 40kHz and utilizes a MOSFET power supply. It requires 14.4 Volts for operation and has 8-gauge power and ground input terminals.

Fitment

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Specifications

BrandSkar Audio
Part NumberSK-M4004D
CategoryMobile Electronics

Buy with Confidence

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

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