PHOENIX – NaturalDrive Partners, LLC has obtained EPA certification for its dedicated compressed natural gas (CNG) retrofit of 2008 Chevrolet Impala sedans powered by 3.5L and 3.9L flex-fuel engines in models LS, LT, LTZ, as well as law enforcement packages 9C1 and 9C3.
Tags: Chevrolet Impala , CNG, NaturalDrive Partners, LLC