Cadillac unleashes the American answer to the 3 Series, A4, and C-Series with the new ATS. The brand's signature Art & Design styling loses the hard lines for smoother contours yet remains unmistakably a Cadillac. Engine options include a 2.5 liter four-cylinder with 200 horsepower and a top of the line 3.6 liter V6 with 300 horsepower. Link