https://www.indiewire.com/news/breaking-news/fast-and-furious-book-justin-lin-left-fast-x-vin-diesel-1235156079/
Universal was said to be extremely hands on during the entire process, and reportedly also not keen on Lin’s vision for the final action set-piece, an especially over-the-top sequence that involved Dante using a giant excavator-like machine to wreak havoc — a VFX-heavy climax that would drive up the cost of a project whose production budget was already well north of $300 million and climbing, making “Fast X” one of the most expensive movies ever made.
“It was really the ending that needed work — it’s difficult to describe, but this machine eats things…the bad guy goes down, gets into this machine, comes out and starts eating cars, and it’s like a ‘Transformers’ movie.