HD 18" Subwoofer

Get ready to shake things up with the HD Series Subwoofers! These ultra-heavy-duty beauties are built to deliver gut-wrenching, earth-shaking bass that'll have even the most hardcore audiophiles grinning from ear to ear. But beware - the HD Series has enough power to rattle your fillings loose and make your rearview mirrors quiver. Just don't blame us if your windshield ends up in a million pieces (American Bass is not responsible for any accidental property damage caused by excessive bass). Upgrade your sound system with the HD Series and let the bass do the talking! RMS POWER 2000W MAX POWER 4000W IMPEDANCE (OHMS) D1 / D2 SENSITIVITY DB 89 MOUNTING DEPTH (IN) 16.85 CUTOUT SIZE (IN) 11.4 PORTED BOX (FT3) 5.5 - 6.5 MAGNET SIZE (OZ) 350 VOICE COIL SIZE 3 BASKET TYPE CAST RECOMMENDED AMP (PAIR) VFL 4K Support Specification Sheet (PDF)

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Specifications

rms watts

2000 W

peak watts

4000 W

Acoustic Data Pending

Thiele-Small parameters for this driver are being processed by our enrichment pipeline.

Where to Buy

American Bass USA

Updated 6/20/2026

$824.00Buy Now

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Frequently Asked Questions

What is the American Bass HD 18" Subwoofer?

The American Bass HD 18" Subwoofer is a car audio equipment made by American Bass. View full specifications and where to buy on this page.

How much does the American Bass HD 18" Subwoofer cost?

The American Bass HD 18" Subwoofer typically sells for around $824 depending on the retailer and variant. Check the "Where to Buy" section for current pricing from authorized dealers.

Where can I buy the American Bass HD 18" Subwoofer?

You can purchase the American Bass HD 18" 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.