<p>The most powerful mass-produced 4-cylinder engine of the newly developed AMG 2.0-liter high-tech engine continues the tradition of its predecessor. The 4-cylinder high-tech engine provides 285 kW (387 hp) and 480 Nm for the Mercedes-AMG CLA 45 4MATIC+. The Meredes-AMG CLA 45 S 4MATIC + model has even more power: 310 kW (421 hp) and 500 Nm for unrestricted performance. </p>