This Stage 1 remap is built for the Ford Focus ST 2.5 Turbo and targets the Bosch MED17 ECU with software CM5A-14C204-ARG. The calibration improves turbo response and torque curve while maintaining OEM safety limits. Ideal for those seeking a noticeable gain in drivability and midrange punch without requiring hardware upgrades. Checksum verified using OLS807.