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Los Angeles Motor Show: Porsche reveals new Panamera flagship

THE SCINTILLATING Panamera Turbo S has been launched at twin events at the Tokyo and Los Angeles motor shows. The new flagship at the top of the firm’s grand tourer line-up packs a 562bhp punch from a twin-turbocharged V8 engine mounted at the front, with drive transmitted to all four wheels via a sophisticated drive system that can shift torque to whichever wheels can best use it. Displaying true supercar pace, the Turbo S can catapult to 62mph in just 3.8 seconds on the way to a top speed of 192mph.

GM's ad spending nearly doubled in first half, Nielsen says

General Motors Co. nearly doubled its advertising spending in the first half of this year, leading a rebounding auto industry's marketing push, ad-monitoring company Nielsen Co. said.

Tesla Roadster 2.5 breaks cover

Perhaps feeling a bit of chutzpah after a wildly successful stock offering this week, Tesla is demonstrating on Thursday that it still has an eye toward product, revealing the updated Tesla Roadster. And it's available for order now. Called the Roadster 2.5, the car features minor enhancements, including a new front fascia with different diffuser vents (the change is actually apparent) and new rear diffuser.