It is a whole in one thing. Box sits in engine bay, all aux wires run to it. My way of having aux switches since I hadn’t known about them when I ordered my bb. Easy hook up. Got it on Amazon.
It is the husky. I had to trim it down when I put in the security enclosure. It is the weatherbeater version panda motorworks. Use Bronco6g code at checkout - https://www.pandamotorworks.com/products/2021-ford-bronco-weatherbeater-cargo-liner?_pos=1&_sid=b8a153058&_ss=r
M6, used same bolts and same hole in brackets. Redrilled the holes approx 2” forward on the step. Easiest thing to do is install mud flaps, sat step on on the bracket where the rails don’t hit the mud flaps and mark the holes in the brackets and drill.
I went with this since I installed pillar lights and the antenna blocked the light a little bit - https://www.amazon.com/gp/product/B08PBJLZXY/ref=ppx_yo_dt_b_asin_title_o09_s01?ie=UTF8&th=1
Wasn't worried about radio, use spotify, sirius and amazon music
mud flaps work with Ford steps. I had to drill holes and move the steps back about and inch and a half. No cutting of steps. Trying to get pics of my BB up, but weather and salt and cold haven’t allowed me to yet.