Hello Friend!
You can choose a suitable enclosure from the existing ones, or make your own subwoofer box design, using the online sub box calculator.
Sealed Box
for Dual 12 inch Subwoofers
Net Internal Volume: 3.3 ft3.
Ported Box
for 18 inch Subwoofer
| Slot (Front Panel)
Net Internal Volume: 5.2 ft3.
Port Area: 26.9 in2.
Tuning Frequency: 15.6 Hz.
Ported Box
for 12 inch Subwoofer
| Slot (Front Panel)
Net Internal Volume: 2.7 ft3.
Port Area: 43.4 in2.
Tuning Frequency: 34 Hz.
Ported Box
for 15 inch Subwoofer
| Slot (Front Panel)
Net Internal Volume: 4.6 ft3.
Port Area: 46.5 in2.
Tuning Frequency: 28 Hz.
Ported Box
for 12 inch Subwoofer
| Slot (Front Panel)
Net Internal Volume: 2.5 ft3.
Port Area: 30.7 in2.
Tuning Frequency: 36 Hz.
Ported Box
for 10 inch Subwoofer
| Slot (Front Panel)
Net Internal Volume: 4.0 ft3.
Port Area: 64.3 in2.
Tuning Frequency: 36 Hz.
Ported Box
for 10 inch Subwoofer
| Pipe (Right Panel)
Net Internal Volume: 2.3 ft3.
Pipe Inner Diameter: 136 mm
Tuning Frequency: 35 Hz.
Ported Box
for Dual 12 inch Subwoofers
| Slot (Front Panel)
Net Internal Volume: 4.1 ft3.
Port Area: 62 in2.
Tuning Frequency: 32 Hz.
Ported Box
for 12 inch Subwoofer
| Slot (Front Panel)
Net Internal Volume: 2.1 ft3.
Port Area: 31 in2.
Tuning Frequency: 32 Hz.
Ported Box
for 15 inch Subwoofer
| Slot (Front Panel)
Net Internal Volume: 2.1 ft3.
Port Area: 24 in2.
Tuning Frequency: 33 Hz.
Ported Box
for 8 inch Subwoofer
| Pipe (Right Panel)
Net Internal Volume: 0.5 ft3.
Pipe Inner Diameter: 50.8 mm
Tuning Frequency: 35 Hz.
Ported Box
for 12 inch Subwoofer
| Slot (Front Panel)
Net Internal Volume: 2.5 ft3.
Port Area: 35.7 in2.
Tuning Frequency: 33 Hz.
Ported Box
for 12 inch Subwoofer
| Slot (Front Panel)
Net Internal Volume: 1.6 ft3.
Port Area: 19.8 in2.
Tuning Frequency: 38 Hz.
Ported Box
for Dual 8 inch Subwoofers
| Slot (Front Panel)
Net Internal Volume: 1.8 ft3.
Port Area: 18.6 in2.
Tuning Frequency: 35 Hz.
Ported Box
for 12 inch Subwoofer
| Slot (Front Panel)
Net Internal Volume: 1.8 ft3.
Port Area: 23.3 in2.
Tuning Frequency: 35 Hz.
Ported Box
for 12 inch Subwoofer
| Slot (Right Panel)
Net Internal Volume: 2.1 ft3.
Port Area: 22.5 in2.
Tuning Frequency: 38 Hz.
Ported Box
for 8 inch Subwoofer
| Slot (Front Panel)
Net Internal Volume: 0.3 ft3.
Port Area: 10 in2.
Tuning Frequency: 80 Hz.
Ported Box
for Dual 12 inch Subwoofers
| Slot (Front Panel)
Net Internal Volume: 6.2 ft3.
Port Area: 64 in2.
Tuning Frequency: 32 Hz.