Down4Sound

more info coming soon  all the pieces to build a box, except terminal, glue, and screws  ****ALL SALES ARE FINAL****

 Down4sound 1 - 15 ported Flat Pack 15 ported subwoofer box - DIY single 15 ported subwoofer enclosure. 3.55 Cube Single 15" Enclosure 32Hz Tuning .75" Birchwood Natural finish...

Are you in the market for a top-quality ported 10 inch sub box flat pack? Look no further than our flat pack sub box, designed to give you the ultimate in flexibility and convenience when assembling...

Are you in the market for a top-quality from birch wood ported 2 15 inch sub box flat pack? Look no further than our flat pack sub box, designed to give you the ultimate in flexibility and...

Are you in the market for a top-quality from birch wood ported 2 12 inch sub box flat pack? Look no further than our flat pack sub box, designed to give you the ultimate in flexibility and...

Down4sound PRO-FAB HD3 15 | 1 15 Sub Box | Single 15-Inch HD Ported Subwoofer Enclosure Box High performance and extreme sound, that's what you can expect from Down4sound's "PRO-FAB HD3" Single 15...

Experience Extreme Sound with the PRO-FAB HD3 Dual 2 12 Inch KERF Ported Subwoofer HD Birch Enclosure Are you craving high-performance audio and extreme sound quality? Look no further than...

High performance and extreme sound, that's what you can expect from Down4sound's "PRO-FAB HD3" Single 12 Inch Ported Subwoofer HD Birch Enclosure. With a THICK triple baffle design, this enclosure...

Dual 12 Inch KERF-Port Sub Box Enclosure - Down4sound PRO-FAB V2 KERF 2-12  Enhance Your Car Audio System with the PROFAB V2 KERF PORT Subwoofer Enclosure Discover the ultimate addition to...

Single 12 Inch KERF-Port Sub Box Enclosure - Down4sound PRO-FAB V2 KERF 1-12  NEW v2 Prefab aka PROFAB single 12 kerf ported sub box enclosure is made from top-of-the-line materials that are...

TEAM 4 - 12 inch DIY Subwoofer Box Flatpack Kit Precut for 4 - 12 inch subwoofers ported subwoofer enclosure made with DIY flat pack subwoofer kit and glue.  Adding 4 - 12 inch subwoofers should...

TEAM 4 - 10 inch DIY Subwoofer Box Flatpack Kit Precut for 4 - 10 inch subwoofers ported subwoofer enclosure made with DIY flat pack subwoofer kit and glue.  Adding 4 - 10 inch subwoofers should...