American Bass offers a range of SPL box designs built with precision using 1" MDF for optimal durability and sound performance. Explore our current offerings below:


📦 SPL Double 10″ Box Design

  • Outer Dimensions: 28.5″ (L) x 13.5″ (H) x 19″ (D)

  • Port Size: 2.5″ (W) x 11″ (H) x 13″ (D)


📦 SPL Double 12″ Box Design

  • Outer Dimensions: 36″ (L) x 16″ (H) x 17.5″ (D)

  • Port Size: 4″ (W) x 14″ (H)

  • Port Depth: 12″, with an L-shape port length of 7″


📦 SPL Single 12″ Box Design

  • Outer Dimensions: 30″ (L) x 15″ (H) x 15″ (D)

  • Port Size: 2.5″ (W) x 13″ (H)

  • Port Length: 24″, located on the side of the box


📦 SPL Single 15″ Box Design

  • Outer Dimensions: 32″ (L) x 18″ (H) x 17″ (D)

  • Port Size: 3″ (W) x 15″ (H) x 14″ (D)


📦 Street Pounders Double 12″ Box Design

  • Outer Dimensions: 32″ (L) x 15″ (H) x 18″ (D)

  • Port Size: 3″ (W) x 13″ (H) x 14″ (D)


📦 Street Pounder Single 12″ Box Design

  • Outer Dimensions: 27″ (L) x 13″ (H) x 15″ (D)

  • Port Size: 2.5″ (W) x 11″ (H)

  • Port Length: 23″, side port design