: A real-time diagnostic tablet inside the cab that tracks engine wear, hydraulic fluid levels, and brake pad life, allowing you to perform "field repairs" with a mini-game.
: A switchable fuel-mapping system that optimizes torque for heavy hauls versus fuel efficiency for light shunting. dh4.zip
: Adds a realism layer where the forward-firing Vickers machine gun can jam if fired during high-G maneuvers, requiring a manual cocking animation to clear. : A real-time diagnostic tablet inside the cab