Sinister Diesel » SCT Tuners

SCT Performance LLC. is a leading provider of handheld automotive performance / fuel economy programmers and custom tuning software for Ford, General Motors and Dodge / Chrysler vehicles.

Founded in 2003 by hard-core automotive enthusiasts, SCT's employees share a passion for the products they create and the performance vehicles that utilize them. Our employees are not just engineers, managers and sales people. Many are performance enthusiasts that build, race and drive high performance vehicles.

SCT's strong background in software and OE automotive powertrain calibrations gives our company the ability to put the most powerful and functional tuning products & custom tuning software into the hands of our customers. For more than 7 years, SCT has empowered custom tuning dealers worldwide to provide huge increases in horsepower / torque, while retaining the factory drivability and reliability of even the wildest high performance vehicles. SCT's customers trust us to deliver technology solutions that help them do and achieve more, while providing them with the support and tuning resources they need to grow their businesses.