Refreshed Tesla Model S/X To Launch With 350KW V4 Supercharging, V11 Software According to rumors going around the Tesla community, with the upcoming June 3 delivery event of the refreshed Model S, Tesla is also expected to announce 350KW V4 supercharging, V11 UI, and many more exciting things. Advertisement Tesla is planning to deliver the first refreshed Model S vehicles at a Fremont California event on June 3rd. And according to a who is who gathering of Tesla Twitter personalities on Clubhouse, the EV maker will be making public several exciting announcements at the event. Of the announcements most notable one will be 350KW V4 supercharging for the refreshed Model S and X. If true this will be a 40 percent peak supercharging improvement making Tesla’s once again the fastest charging EVs in the world.