The 2013 Chevrolet Impala contains an all-new 3.6-liter, V-6 engine with decent fuel efficiency. It produces 300 horsepower and 262 lb-ft of torque. It pairs with a standard six-speed automatic transmission. The fuel tank capacity totals 17.5 gallons. The Impala's fuel economy is 18/30 mpg city/highway. The fuel economy says that Impala 2013 is designed to drive on highways. Overall, the Impala is very solid and user-friendly considering the features. The pricing remains a little higher than other competitors, but the exclusive design and gorgeous features help drivers overlook that. Chevrolet is a subsidiary of General Motors Limited. GM introduced Chevrolet in 1911. Chevrolet introduced its bestselling Impala in 1958. This model disappeared for a number of years, but when it returned as a new vehicle in the 2000s, it became a top pick. The 2013 Chevrolet Impala comes in three packages, which include the Impala LS, Impala LT, and Impala LTZ. Like other Chevrolet cars, Impala offers a powerful engine, decent fuel economy, and a lot of style.