2015 bi-fuel CNG Chevrolet Impala

The 2015 Chevrolet Impala bi-fuel sedan, expected to go on sale next summer, is the only original equipment manufacturer-produced full-size sedan in North America capable of running on either cleaner-burning, mostly domestically produced compressed natural gas (CNG) or gasoline.

Aaron Turpen
An automotive enthusiast for most of his adult life, Aaron has worked in and around the industry in many ways. He is an accredited member of the Rocky Mountain Automotive Press (RMAP) and freelances as a writer and journalist around the Web and in print. You can find his portfolio at AaronOnAutos.com.