TRU SPEC Prefab Quad 8" Subwoofer Enclosure Subs Up Port Back 4.6L it will start at 30hz

it will start at 30hz and have a huge gap

it installs easily in shallow enclosures while still producing full

Priced Per Pair

5Khz Cut-Off Slope 12 dB/Oct Tweeter Attenuation (+/- 3dB) Capacitor Type NP Coil Type KSV Terminal Type Screw-On Housing Material ABS / Acrylic Adjustments Tw Attenuation Extra Features Pt Tw protection Pair Yes Thiele & Small Parameters Equivalent Volume 10

TRU SPEC Prefab Quad 8" Subwoofer Enclosure Subs Up Port Back 4.6L it will start at 30hzCUSTOM BOX PERFORMANCE, BUDGET FRIENDLY PRICE Tru Spec Prefabricated enclosures are simple, straight to the point, true to spec sub enclosures with proper airspace and non restrictive port area that allows you to have custom box performance at a reasonable price. TRU SPEC PREFAB Quad 8" flush baffle subs up port back Material: 0. 75" MDF Total woofer displacements factored in: 0. 24 cuft (0. 06 cuft per driver) *What does this mean? You will have 3. 5