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Saleen Performance Vehicles reveals new Mustang

Another day, another Saleen Mustang. Saleen Performance Vehicles is unveiling its first version of the 2010 Ford Mustang, the 435S, this week at an enthusiasts' event in Myrtle Beach, S.C. The car is fitted with a Saleen Series VI supercharger and makes 435 hp and 425 lb-ft of torque from its upgraded 4.6-liter V8.

Vehicle emissions are down and fuel economy is up, EPA reports

The Environmental Protection Agency released its emissions and fuel-economy report for 2010. Adjusted emissions are down across the board, at 395 grams of carbon dioxide per mile. That's a record low for the post-1975 database.

Redesigned Opel Astra revealed ahead of Frankfurt rollout

Opel, General Motors' financially embattled European subsidiary, has ripped the covers from its sixth-generation Astra ahead of the car's planned debut at the Frankfurt motor show in September. The five-door hatchback traditionally is one of Europe's best-selling models and originally was expected to play an important role in the Saturn lineup in the United States. Under GM's pared-down lineup, the Astra's Delta 2 chassis is likely provide the underpinnings for a small Buick, initially in China, and then in the United States, depending on market conditions.