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.. Spark Plug Calibration Kit; Incl. Ford Perf Calibration w/ProCal3 and Cold Spark Plug Set PN[M-12405-20T];. Max. Of 90 lb.-ft. Torque Increase at 2800 RPM on 93 Octane Fuel. Ford Racing 2013-2014 Focus ST Calibration with Spark Plugs. Revised Sound Symposer Software and Calibration. 2013-2018 Focus ST Calibration And Spark Plugs. Significant Torque Increase Up To 4200 RPM. Premium Fuel Only - 91 Octane or Higher. Spark Plug Calibration Kit. Spark Plug - M-14204-FSTA. Made in the USA. Spark Plug

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