The 2016 Cadillac ATS-V coupe and sedan were officially unveiled at the 2014 Los Angeles auto show today, and now the automaker has revealed official power numbers. In the 2016 ATS-V, the twin-turbo 3.6-liter LF4 V-6 makes 455 hp and 445 lb-ft of torque. That’s 35 hp and 15 lb-ft more than the...