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STS adds direct-injection V-6
For 2008, STS will be the first GM vehicle equipped with a new 3.6-liter direct-injected V-6 engine. The new base powerplant, with 298 horsepower (222 kW), delivers 40 more horsepower; and torque ...

Going & Stopping
The SRX has its performance ups and downs. For 2012, a 3.6-liter V-6 replaces the previous model year's 3.0-liter V-6. With 308 horsepower and 265 pounds-feet of torque, the engine made plenty of ...

Architecture and suspension
The story starts with the XLR's backbone, upon which the car's dynamic capabilities depend. Based on GM's new performance car architecture, this unique and patented structure comprises steel hydro ...