2020 Chevrolet Impala LT, Premier 3.6L V6 - Flex, 3.6L V6 - Gas. 2019 Chevrolet Impala LS, LT, Premier 3.6L V6 - Flex, 3.6L V6 - Gas. 2018 Chevrolet Impala LS, LT, Premier 3.6L V6 - Flex. 2017 Chevrolet Impala LS, LT, Premier 3.6L V6 - Bi-Fuel, 3.6L V6 - Flex.
