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.. FR1 Power Upgrade Pack; Incl. Ford Perf Focus SST Calibration w/ProCal3 and Spark Plug Kit PN[M-9603-FST] /Cold Air Intake PN[M-9603A-FSTA]/Cat Back Exhaust Sytm PN[M-5200-FST];. FR1 Power Upgrade Pack - Incl. Ford Perf Focus SST Calibration w/ProCal3 and Spark Plug Kit PN(M-9603-FST) /Cold Air Intake PN(M-9603A-FSTA)/Cat Back Exhaust Sytm PN(M-5200-FST). Ford Racing 13-17 Focus ST FR1 Power Upgrade Pack. Revised Sound Symphoser Software. Significant Torque Increase. Computer Chip Programmer. FR1 Power Upgrade Pack. Premium Fuel Only. PerfTuner/Progmer

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