BEYOND STRONG Bass Van Build w/ EXO’s BIGGEST Car Audio Install EVER... STEEL CAGE Subwoofer Box!!!

It’s starting to look like a subwoofer box everybody!!! Here’s the result of nearly 10 hours of footage and 3 weeks of editing... Thanks for following the build and slappin’ big ole thumbs up 👍 Today’s Trivia Question:💡 *What are the BEST & WORST purchase decisions you’ve ever made?* 🤔 Help Support The Channel :D Shop For Everything Car Audio! Follow Me Here: What’s Inside: 1: Exposing How Foam Reacts - Showing detailed examples of how expanding foam holds up over long periods of time, both outdoors and indoors. 2: Flattening Remaining Foam - The upper roof sections get trimmed and sanded flush for a perfect fit when installing wooden squares - adding more spray foam to fill any small holes underneath. 3: Attaching Inner Roof Squares - Filling in the steel cage (roof) with two layers of 3/4“ plywood. Clamping wood into pl