smart fortwo Speaker Enclosure + Subwoofer - 451 model

smart fortwo Speaker Enclosure + Subwoofer - 451 model

smart fortwo Speaker Enclosure + Subwoofer - 451 model
smart fortwo Speaker Enclosure + Subwoofer - 451 model
smart fortwo Speaker Enclosure + Subwoofer - 451 model
Product Information
$369.99 Save: $50.00

Lowest Price Guaranteed
Average Rating
smart 451

Available Options

Drive now, Pay later!

Make monthly payments with no hidden fees! Learn More
smart fortwo Speaker Enclosure + Subwoofer - 451 model  free shipping
Add some much needed base to the sound system of your smart fortwo with this MADNESS Subwoofer Enclosure and Subwoofer.

SMART MADNESS brings you a high quality, well designed subwoofer enclosure that is designed to mount inside the dash (under the passenger side) and not take up any leg room. We pair this enclosure with a specially selected Subwoofer that is designed to work great with this enclosure and provide you with the added base needed to make your sound system complete.


  • Designed for the 451 smart fortwo
  • Mounts on the passenger side under dash
  • Comes finished and ready to mount
  • Mounts with metal bracket (included)
  • Designed to be used with an 8" subwoofer (included)
  • Box Dimensions: 8 1/2 x 10" x 10"

CA Residents: WARNING: Cancer and Reproductive Harm -

About Manufacturer

Welcome to MADNESS Autoworks, your ultimate destination for automotive customization, accessories, and top-notch service. As a proudly US-based company, we have two convenient locations near Austin, Texas, and Los Angeles, California, bringing our passion and expertise closer to you.

With over a decade of experience, MADNESS Autoworks has become your One Stop Shop for all things automotive. We've spent years crafting, customizing, and servicing countless vehicles, refining our craft along the way. Our journey is fueled by a relentless commitment to excellence, constantly striving to offer the best solutions for your beloved ride.

Our dedication also extends to designing and manufacturing products that meet our rigorous standards. We collaborate with trusted manufacturing partners to ensure that every product reflects our unwavering pursuit of quality and innovation. These partnerships have allowed us to create unique solutions that enhance your driving experience and fill the gaps in the market.

At MADNESS, our goal is simple: to provide top-quality, rigorously tested products that offer exceptional value for your investment. We may not aim to be the cheapest, but we always strive to be the best. We back every product we offer, just as we stand behind our work, ensuring your confidence in the lasting quality and reliability of our offerings. Join us at MADNESS Autoworks, where your passion meets our expertise, and together, we redefine automotive customization.

Product Reviews

Average user rating

5 / 5

0 reviews


Two locations to serve you


22108 SH 71 W.
Spicewood, TX 78669
Mon-Fri: 9 AM - 6PM CST
Sat-Sun: Closed


2716 Dawson Ave.
Signal Hill, CA 90755
Mon-Fri: 9 AM - 6PM PST
Sat-Sun: Closed