Updates often bring new official content. The "upd" you are looking for likely includes the addition of modern unibody cars that feature intricate damage modeling, including deformable pillars and detailed engine bays.
If you have already installed an update from boostapkcom and your PC is acting strange, follow these steps immediately: boostapkcom beamng drive upd
If you’re a fan of realistic vehicle simulation and soft-body physics, you already know BeamNG.drive is in a league of its own. Thanks to BoostAPK.com, Android users can now access the latest BeamNG.drive update (UPV) — bringing desktop-grade physics to mobile. Updates often bring new official content
If you bought the game directly from the developer: boostapkcom beamng drive upd