Impala LT ECO and ECOTEC 2.4L I4 DGI DOHC. STOP! Read this! Hey! Look right here! This 2014 Impala is for Chevrolet lovers looking everywhere for that perfect car. AutoWeek reports Chevrolet has produced a solid high-quality American sedan with a great mix of comfort, quietness and stealthy sportiness. It has only been gently used and has VERY low miles on its gas-saving Hybrid engine. They don't come much fresher than this!