1929 Dover Rd Epsom, NH 03234 | 351-213-7201 | Monday–Friday: 9AM–5PM — Saturday: 9AM–3PM — Sunday: Closed
1929 Dover Rd Epsom, NH 03234 | 351-213-7201 | Monday–Friday: 9AM–5PM — Saturday: 9AM–3PM — Sunday: Closed

Mn - Fr: 9am - 5pm ​​
Sat: 9am - 3pm ​​
Sun - Closed

1929 Dover Rd Epsom, NH 03234

WE DO CUSTOM BUT CHECK OUT OUR PACKAGES

"PERFECT FIT"

STANDARD CUSTOM SUB BOX

Get a custom-built subwoofer box designed to fit your vehicle perfectly while delivering clean and accurate bass.

  • Build Type: MDF custom enclosure (sealed or ported).
  • Fitment: Designed specifically for your vehicle space.
  • Finish: Carpet or vinyl wrapped for factory look.
  • Performance: Tuned for balanced, clean bass.
  • Warranty: 1-year craftsmanship coverage.
Drivers who want a clean, space-efficient custom bass setup.

"SHOW BUILD"

PREMIUM CUSTOM ENCLOSURE

Take your system to the next level with a fully custom enclosure built for performance, style, and visual impact.

  • Build Type: Fiberglass or advanced custom enclosure.
  • Design: LED lighting, acrylic panels, custom shapes.
  • Performance: Tuned for SPL or sound quality goals.
  • Integration: Matches your vehicle interior styling.
  • Warranty: 2-year premium craftsmanship coverage.
Audio enthusiasts who want both powerful bass and a standout custom look.

WE DO CUSTOM, AND CHECK OUT OUR PACKAGES

STANDARD CUSTOM SUB BOX

"PERFECT FIT"

Get a custom-built subwoofer box designed to fit your vehicle perfectly while delivering clean and accurate bass.

  • Build Type: MDF custom enclosure (sealed or ported).
  • Fitment: Designed specifically for your vehicle space.
  • Finish: Carpet or vinyl wrapped for factory look.
  • Performance: Tuned for balanced, clean bass.
  • Warranty: 1-year craftsmanship coverage.

Perfect For:

Drivers who want a clean, space-efficient custom bass setup.

PREMIUM CUSTOM ENCLOSURE

"SHOW BUILD"

Take your system to the next level with a fully custom enclosure built for performance, style, and visual impact.

  • Build Type: Fiberglass or advanced custom enclosure.
  • Design: LED lighting, acrylic panels, custom shapes.
  • Performance: Tuned for SPL or sound quality goals.
  • Integration: Matches your vehicle interior styling.
  • Warranty: 2-year premium craftsmanship coverage.

Perfect For:

Audio enthusiasts who want both powerful bass and a standout custom look.

WE DO CUSTOM BUT CHECK OUT OUR PACKAGES

STANDARD CUSTOM SUB BOX

"PERFECT FIT"

  • Build Type: MDF custom enclosure (sealed or ported).
  • Fitment: Designed specifically for your vehicle space.
  • Finish: Carpet or vinyl wrapped for factory look.
  • Performance: Tuned for balanced, clean bass.
  • Warranty: 1-year craftsmanship coverage.

Get a custom-built subwoofer box designed to fit your vehicle perfectly while delivering clean and accurate bass.

Perfect For:

Drivers who want a clean, space-efficient custom bass setup.

Perfect For:

PREMIUM CUSTOM ENCLOSURE

"SHOW BUILD"

  • Build Type: Fiberglass or advanced custom enclosure.
  • Design: LED lighting, acrylic panels, custom shapes.
  • Performance: Tuned for SPL or sound quality goals.
  • Integration: Matches your vehicle interior styling.
  • Warranty: 2-year premium craftsmanship coverage.

Perfect For:

Audio enthusiasts who want both powerful bass and a standout custom look.

Why Choose Us

Skilled Technicians

Our team has 30+ years of combined experience.

Premium Brands

We only sell products we trust in our own vehicles.

Quick Turnaround

We can often schedule installs within 7 business days.

Inventory On Hand

Thousands of products available in stock.

2018

In Business

Six

Technicians

10,000+

Installs completed

Local

Owned & Operated

FEATURED BRANDS

We install only top brands like JL Audio, Kenwood, and Compustar.

OUR GUARANTEE

Customer Satisfaction

At Capital Car Audio, customer satisfaction is our top priority. We stand behind the quality of our products and installations, ensuring every customer receives professional results.

Expert Support

Whether you need assistance with your car audio system, remote start, lighting, or accessories, We are providing reliable support and expert guidance long after your installation is complete.

Competitive Pricing & Trusted Brands

Capital Car Audio offers competitive pricing on trusted industry-leading brands, giving you high-performance products and professional installation at a price you can feel confident.

Sound Better Now, Pay Later with Easy Financing!

Get the upgrades you’ve always wanted with flexible, hassle-free payment options. Whether it’s a new audio setup, wheels, or advanced navigation, we’ve got you covered with plans that work for your budget.

Fast & Simple Financing

Convenient Payment Plans

Clear & Honest Terms

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