2011 Buick LaCrosse 2.4L model

The CXS trim comes with 3.6 V6 engine with a more powerful 280 HP with 261 lb ft of torque and includes striking perforated leather seating. The CX and CL V6 trims come with a engine with 255 horsepower at 6900 RMP with 217 lb ft of torque. Gas mileage for the Lacrosse stands at 17mpg in the city and 27 mpg on the highway which is not too shabby when you keep in mind how big and heavy this car is