Cube8 8 Inch 400 Watt Car Subwoofer

The Boss Audio Cube8 8 Inch 400 Watt Car Subwoofer is a high-performance subwoofer featuring a 8-inch cone. Rated at 400W RMS. Designed for deep bass reproduction and high SPL output.

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Specifications

rms watts

400 W

size inches

Thiele-Small Parameters

Measured at small signal levels per AES standards

Power Handling

P_e(RMS power)

400 W

Parameters measured per AES2-1984 (r2003) standards. Small-signal parameters valid within linear operating region.

Where to Buy

Updated 6/23/2026

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Frequently Asked Questions

What is the Boss Audio Cube8 8 Inch 400 Watt Car Subwoofer?

The Boss Audio Cube8 8 Inch 400 Watt Car Subwoofer is a car audio equipment made by Boss Audio. View full specifications and where to buy on this page.

How much does the Boss Audio Cube8 8 Inch 400 Watt Car Subwoofer cost?

The Boss Audio Cube8 8 Inch 400 Watt Car Subwoofer typically sells for $156 to $169 depending on the retailer and variant. Check the "Where to Buy" section for current pricing from authorized dealers.

Where can I buy the Boss Audio Cube8 8 Inch 400 Watt Car Subwoofer?

You can purchase the Boss Audio Cube8 8 Inch 400 Watt Car Subwoofer from authorized dealers listed in the "Where to Buy" section on this page. We recommend buying from authorized retailers to ensure warranty coverage and genuine products.