The MTI Acoustics team specializes in manufacturing high-quality custom subwoofer enclosures, speaker baffles, A-Pillars, and installation accessories for trucks and SUVs. Our team is decorated with over 36 Car Audio World Championships with multiple Best of Show Awards from all over the country.

Quality USA MADE Custom Subwoofer Boxes, Custom Speaker Boxes, Custom Truck Sub Boxes, Financing Available, Ships FREE

Serious car audio enthusiasts know that raw subwoofer power isn’t everything. It’s about precision, control, and maximizing every ounce of bass. That’s where ProLine-X custom subwoofer boxes come in. We understand the science of sound and the art of crafting enclosures that transform your music.

At Zenclosures, we have all your custom sub enclosure needs including vehicle specific subwoofer enclosures, affordable subwoofer enclosures, and so much more! We carry the custom sub enclosure and affordable sub box you're looking for!

Brutal Sounds can custom build subwoofer boxes and enclosures for any vehicle, in just about any style. We have years of experience building competition level sub enclosures that will help your audio system sound as good as it can.

CURRENTLY 3-4 WEEK BUILD TIME (HAND MADE IN THE USA) Custom built Subwoofer Box. Pictures are for examples only each box is custom built to your liking. ORDERS CAN ONLY BE CANCELED WITHIN 24 HOURS OF PURCHASE, AFTER 24 HOURS...

Our famous handcrafted custom enclosures. Turn the bass up to high because with these enclosures there is no turning back. You can choose hole size, color, logo, words, carpet or even sprayed.

Pro Sound Innovations is your premier source for custom-built car audio subwoofer enclosures. Your box specifications will match your vehicle, equipment, and personal preferences for a custom-tailored design that Pro Sound Innovations will fabricate into your built-to-order sub box.

Purchase a subwoofer box custom made for your vehicle. Whether you own a truck or a car, our subwoofer enclosure and boxes are built specifically for your ride and guaranteed to fit.

Your Subwoofer Box Specialist! At CustomLowz all we do is build Subwoofer Boxes! Designed in house Hand crafted in the USA! Built with high quality materials! Pre-Made & Custom Subwoofer Box Plans. Truck Subwoofer Boxes. Ported Subwoofer Boxes. 4th …