Subwoofer Box Building Supplies
It's important to have all the proper supplies when building your subwoofer box. You will need mounting hardware, tuned ports, speaker terminals, and speaker grills. We have the largest selection of subwoofer enclosure parts.
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- Precision Port PSP3 Flared Port Complete Kit - 3 inch x 11 inch$21.99
- 3 inch Flared port kit
- Reduce port noise and improve sound quality
- Up to 3 dB output level increase
- Cosmetically appealing with smooth transition and flush mount look