The 2013 Ford Taurus runs on flex-fuel (unleaded/E85).
The 2013 Ford Expedition runs on flex-fuel (unleaded/E85).
The 2013 Ford Focus runs on flex-fuel (unleaded/E85).
The 2013 Ford Explorer runs on flex-fuel (unleaded/E85).
The 2013 Ford Escape runs on regular unleaded.
The 2013 Ford Edge runs on regular unleaded.
The 2013 Ford Mustang runs on regular unleaded.
The 2013 Ford Fusion runs on regular unleaded.
The 2013 Ford Flex runs on regular unleaded.
The 2013 Ford Fiesta runs on regular unleaded.
The 2013 Ford F-150 runs on flex-fuel (unleaded/E85).
The 2013 Ford E-Series-Wagon runs on flex-fuel (unleaded/E85).