Lead Tesla Cybertruck engineer, Wes Morrill, has confirmed that the upcoming range extender for the vehicle must be installed by Tesla technicians for safety reasons. This means it will not be a portable accessory that owners can easily install or remove whenever they want. While the range extender will significantly increase the vehicle's range, there is little doubt that the benefits come with certain trade-offs.https://www.notebookcheck.net/Cybertruck-Tesla-confirms-upcoming-range-extender-requires-professional-installation.868647.0.html
When you pull it up on the app or when it came up during the build process it has always stated that the estimated price includes professional installation. Why is this now a surprise?