At Celtic Tuning, we offer specialized Lexus ECU remapping and chip tuning services for diesel models, including the IS200d and IS220d. Each remap is created in-house to improve performance, torque, and drivability while maintaining the quality expected from a premium brand.

Our Lexus ECU remaps provide quicker throttle response, stronger middle-range power, and smoother acceleration, making everyday driving easier. Many owners also see better fuel economy, which lowers running costs and improves the overall driving experience.

All our software is developed and tested to high standards, ensuring reliability and consistent results that match the quality of the Lexus brand.

For extra peace of mind, Celtic Tuning provides a mechanical breakdown warranty and a 14-day money-back guarantee.