The company’s move is one of the first and clearest examples of automakers using price increases to deal with the 25 percent tariffs President Trump imposed on car and auto parts imports.
Mr. Musk’s involvement in right-wing politics contributed to a 13% drop in deliveries in the first quarter, including steep declines in E.V.-friendly places like Norway.
Sales of cars picked up recently partly as buyers rushed to lock in deals before President Trump’s 25 percent tariffs on cars and auto parts go into effect.