He is talking about the hatch I believe.You mean like going full El Camino or do you mean ripping the interior? You might have luck googling up people that have installed full cages.
https://www.modinjapan.com/seibon-c...20-2021-tl20tysup-dry-seib-tl20tysup-dry.html yea i wanna install this on my carHe is talking about the hatch I believe.