Tesla Reveals Price for Roadster Model Battery Pack Upgrade, Significantly Increases Range

With all the talk about the Ludicrous mode of the Model S and the flappy rear doors of the Model X, Tesla Roadster owners might feel a little neglected. But they should rest assured, Mr. Elon Musk hasn’t forgotten who were the first people to buy his cars and help him get where he is now. A little over a year ago, he talked about an important upgrade for the little Lotus-based electric sports car that would give it a mighty boost in …