Porsche 356 Super 90 Vented Ball Check Valve Covers. Vg Cond. on 2040-parts.com

Build your own Tesla Model S

Tesla has launched a Web-based Design Studio along with option and pricing information for the upcoming Model S sedan. The exterior configurator allows users to select their paint, wheels and roof style. Interior, packages and options are currently unavailable in the Design Studio (an estimated time of arrival is given as “this winter”) but can be explored on the Options and Pricing page.

Fiat future products: Look for more 500s

Next year two Fiat 500 models are scheduled to join the 500 and 500C convertible, which already are on sale as 2012 models. Cars arriving next year will be a sporty Abarth version and an electric. A fifth car will join the lineup in 2013: a four-door, five-seat, high-roof subcompact.

GM improves, Toyota slips as industry sales decline eases

Ford, Honda and General Motors posted their smallest sales declines of the year in April, while Nissan and Toyota had their largest, as the industry improved from depressed levels of February and March. Drops of 33 percent at Ford Motor Co. and GM were in line with analysts' forecasts, as was American Honda's 25.3 percent slide.