Unveiled at last year's Frankfurt Motor Show, the Mercedes-Benz Concept B-Class E-Cell Plus was meant to be a preview of the German automaker's first range-extended electric vehicle. Along with a battery pack to power it for 100 kilometers (62 miles), it was also to feature a 1.0-liter three-cylinder turbocharged gasoline-burning engine to give it an additional 400 kilometers (248.5 miles). Indeed, a production version was to be shown this past April at the New York Auto Show.
A new entry over on Tesla's Enthusiast Blog opens the door a little more to exactly what goes on in the company's Palo Alto headquarters. If you get a case of déjà vu when looking at the new pics it's probably because you read this feature from last week where we were given access inside the powertrain facility and allowed us to snap quite a few pictures. In the event you missed it, we highly recommend taking a look in the gallery below, as there are a lot of great images and detai