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Down Firing Series Subwoofer Enclosures

Transform your vehicle’s audio with the Proline X Downfire Enclosures — the latest innovation from Proline-X. These cutting-edge enclosures are meticulously crafted for down-firing subwoofers, combining sleek design with high functionality. Embrace a clutter-free car interior with a sophisticated, space-efficient audio solution that amplifies your listening pleasure.

Down Firing Series 8" Subwoofer Enclosures

Down Firing Series 10" Subwoofer Enclosures

Down Firing Series 12" Subwoofer Enclosures

Proline X Down firing Enclosures: Revolutionize Your Car Audio Experience.

 

Transform your vehicle's audio with the Proline X Down fire Enclosures — the latest innovation from Proline-X. These cutting-edge enclosures are meticulously crafted for down-firing subwoofers, combining sleek design with high functionality. Embrace a clutter-free car interior with a sophisticated, space-efficient audio solution that amplifies your listening pleasure.

  • Universal Fit: Tailored for compatibility, our enclosures blend effortlessly with various vehicle makes and models, optimizing your audio environment.
  • Compact Design: Our down-fire configuration tucks the subwoofer neatly within the enclosure, conserving trunk space without sacrificing sound quality.
  • Precision Bass: By directing sound waves downward, our enclosures produce a bass that is not only cleaner but also exceptionally well-defined.
  • Enhanced Protection: Housed within a robust enclosure, your subwoofer is shielded against damage from loose items in your trunk.
  • Sound Clarity: Engineered to curb vibrations and prevent sound reflection, this design ensures a pure, undistorted audio experience.
  • Seamless Style: Maintain your vehicle's aesthetic with an enclosure that renders the subwoofer virtually invisible.
  • Superior Acoustics: Proline X Downfire Enclosures leverage the acoustic properties of your car's floor to bolster bass frequencies, immersing you in a richer, fuller sound.

Step into the future of vehicle sound systems with Proline X Downfire Enclosures.

This approach marries unparalleled acoustic performance with improved aesthetics and space efficiency. To ensure the finest bass quality and seamless listening, our experts are on hand to help you tailor your choice to your vehicle's specifications and your sonic preferences. Elevate your driving experience with Proline X today.

Down-Firing Series Features

Handcrafted in the USA

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Experience the superior quality and workmanship of a product made in the USA. It stands the test of time. 

3/4" MDF Construction

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We exclusively use 3/4″ MDF sourced within the United States, ensuring the utmost structural integrity for a lasting auditory experience.

Heavy Internal Bracing

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Our enclosures have an internal bracing system to enhance structural strength while minimizing unwanted resonances for a more vivid sound profile.

CNC Precision Cut

Shopsabre IS510

Our industrial-grade ShopSabre CNC machines are employed for cutting-edge precision, making each enclosure a veritable masterpiece of fit and finish.

Unique V Port Feature

Performance Series

The specialized V Port in our ported models, accompanied by clean carpet grooving, delivers a blend of aesthetic allure and acoustic efficiency.

Interlocking Design

Dado Squared

Our proprietary Dado cut technique creates interlocking joints that amplify the enclosure’s durability and strength.

Top Grade Terminal Cup

Terminal Cup

Each enclosure has a premium terminal cup, ensuring a secure and dependable electrical connection.

Recessed Side Panels

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Recessed side panels further enhance the structural integrity, elegantly enveloped in a stylish gray trunk liner.

Aesthetic Rounded Edges

Sides

Rounded corner both on the bracing and on the outside edges add to the sleek modern look and feel to the enclosures

Advanced CAD Optimization

CAD Designed

Utilizing Computer-Aided Design technology, each enclosure achieves unparalleled precision engineering.

Benefits of Proline X Sub Enclosures

USA Support

Built in Vacaville, California utilizing premium MDF from Oregon. We use machines designed and built in Minnesota.

Unrivaled Warranty

We offer a 1 year warranty on all of our Performance Series enclosures against internal leaking or joint failure when used properly.

Designed for Performance

Making great bass is our primary concern. We design our enclosures for increased output while maintaining universal applications

Proline X Single 10″ Sealed Downfiring Subwoofer Enclosure

Superior Acoustic Design: Micro 10 inch Sealed Down Fire Enclosure Introducing the Micro 10-inch Sealed Down Fire Enclosure, a state-of-the-art

Proline X Double 10″ Downfiring Subwoofer enclosure

Discover the Proline X Double 10″ Downfiring Enclosures: Dive into the world of unparalleled audio enhancement with the Proline X