2013 Impala Impala was one of the best selling cars of America and the 2013 Impala model has features that can help it catch the imagination of customers once again. Performance & Fuel economy Features Interior & Exterior Safety & Quality Performance & Fuel Economy of 2013 Impala The 2013 Impala has a 3.6 liter V-6 engine with a six-speed transmission. The engine can run on regular unleaded petrol and produces 300 horsepower. Due to the six-speed transmission, the acceleration is much faster and passing can be stronger. The gas mileage is on par with other sedans in this segment and it offers 18 miles per gallon on city cycle. The mileage is better on highways and it offers 30 miles per gallon. Features of 2013 Impala The standard features that are available on 2013 Impala include AM, FM and CD player with satellite radio, Bluetooth and keyless entry, cruise control, power windows and mirrors and steering wheel controls. Apart from these standar