How to build - Wedge Subwoofer Box Enclosure! SIMPLE & LOUD!?When building a car audio system we have to add the bass! And the best way to do that is to build a custom subwoofer box bass enclosure! In this video I go through some things to watch out for, and the build process for making this sealed enclosure for two JL Audio 13W3v3 subwoofers!Thank you to JL Audio for providing the speakers and subwoofers for this build!JL Audio - https://www.jlaudio.com/ 13W3 Subwoofers - https://www.jlaudio.co