SCT unlocks greater vehicle performance through ECU calibration, so your vehicle is better equipped to meet your specific needs. Weâ€™ve released performance calibrations for hundreds of vehicle makes and models from Ford, GM and Dodge. Our calibrations are quickly and easily uploaded to the vehicleâ€™s engine control module using our handheld programmer technology. By optimizing vehicle calibrations, SCT tuning unlocks greater vehicle horsepower, torque and drivability. SCT aims to provide top-shelf performance when and where itâ€™s needed most, and to continue as the benchmark for aftermarket tuning solutions.