Ford Racing ProCal Calibration Tool for Focus ST Cold Spark Plug & Air Intake...

Ford Racing ProCal Calibration Tool for Focus ST — Cold Spark Plug & Cold Air Intake Package Unlock factory-backed performance for your Focus ST with the Ford Racing ProCal Calibration Tool combined with Cold Spark Plugs and a Cold Air Intake. This engineered package delivers sharper throttle response, stronger midrange torque and a refined engine note while preserving everyday drivability. Significant torque gain: Up to +90 lb-ft peak torque near 2800 RPM on 93 octane, with sustained improvements through 4200 RPM. Broader horsepower improvements: Enhanced power across the rev range for more responsive acceleration and passing power. Optimized calibration: ProCal tunes fueling, ignition timing and ancillary controls to maximize benefits from colder spark plugs and increased intake airflow. Refined engine sound: Updated sound symposer software and calibration deliver a more natural, aggressive exhaust character without harshness. Vehicle-specific reliability: Developed and validated for the Focus ST to maintain factory-like drivability and durability. Simple installation: fit the Cold Spark Plugs and Cold Air Intake, load the ProCal calibration, and experience stronger midrange torque, crisper throttle response and a polished engine tone. Perfect for enthusiasts seeking a reliable, OEM-supported performance upgrade.