Handcrafted custom enclosures and speakers

Based in St. Louis, Missouri, Campbell Custom Audio builds high-performance subwoofer boxes and rugged custom Bluetooth speakers. Every unit is engineered for extreme clarity, massive bass, and lasting durability to deliver sound you can truly feel.

Our custom audio builds

We design and construct tailored audio enclosures built around your specific vehicle dimensions, sound targets, and lifestyle needs.

Vehicle sub boxes

Precision-measured bass enclosures designed to fit your exact vehicle specifications, featuring advanced port tuning and custom baffle work.

Waterproof river speakers

Fully sealed and waterproof custom Bluetooth boomboxes designed to withstand river trips, tailgates, and outdoor adventures without dropping sound quality.

Bespoke audio solutions

Completely personalized wood finishes, target tuning frequencies (Hz), and power handling engineered to match your audio equipment and setup.

Engineered for superior bass and sound

Off-the-shelf prefabricated boxes cannot compete with a build tuned specifically to your listening preferences. At Campbell Custom Audio, we select premium woods and build some of the finest ports and baffles you will ever encounter, eliminating unwanted rattle and unleashing true acoustic power.

Tailored to your vehicle and lifestyle

From your everyday driver to rugged river outings, our audio builds are personalized from top to bottom. You choose the specific dimensions, timber, exterior finish, and exact frequency tuning in Hertz (Hz). We calculate the air volume and port architecture so your subwoofers hit deep, clean notes every time.

How we bring your build to life

Getting started is straightforward. Give us a call at [[phonenumber]] or send an email to [[email]] with your vehicle or space measurements and power goals. We review your specifications, plan the construction details, and book your custom fabrication so you get a box you will never regret.

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