Ford Performance M-14204-FSTA Spark Plug Calibration Kit for 13-18 Focus ST

2013-2018 Focus ST Calibration And Spark Plugs Make a big increase in power and sound with Ford Racing's ProCal Calibration Tool, Cold Spark Plug Set and Cold Air Intake. With just colder plugs, a tune and cold air intake the Focus ST is able to experience an increase of 90 peak torque at 2800 RPM on 93 octane fuel. There is a significant torque increase all the way up to 4200 RPM. Also, plenty of horsepower is gained throughout the RPM range making overall driving more exciting. Also, revised sound symposer software and calibration creates a more natural engine sound. Max. Of 90 lb.-ft. Torque Increase at 2800 RPM on 93 Octane Fuel Significant Torque Increase Up To 4200 RPM Revised Sound Symposer Software and Calibration Premium Fuel Only - 91 Octane or Higher Made in the USA