Cobb Tuning Front Mount Intercooler Kit - Ford Fiesta ST WZ 13-18The COBB Front Mount Intercooler (FMIC) Kit for your Fiesta ST is the easiest way to drastically improve power when coupled with tuning from the Accessport. Even when stock, the factory FMIC can be overwhelmed with heatsoak. By using a 55% larger core with streamlined piping that is a direct bolt on solution, your Fiesta ST will come alive with charge air that's up to 100 DEGREES COOLER. Off the shelf maps are available for the Ford Fiesta ST