Tesla has announced several improvements in the newest Model S and X vehicles currently beginning production. Among them are improvements to the drivetrain that will increase range by about 10%. Also announced were:
- Models X and S standard range are available again.
- "All existing Model S and Model X owners who wish to purchase a new Model S or Model X Performance car will get the Ludicrous Mode upgrade, a $20,000 value, at no additional charge."
Link to the announcement: https://www.tesla.com/blog/longes...en-farther
Note: this is not a free Ludicrous upgrade for your existing vehicle. This requires purchasing a new Model S/X Performance.