Pick A Year
Choose the generation of Hyundai Grandeur you want to tune from the list, and then follow the next search steps to see available files. All of our files have been extensively tested on World’s best dynamometers.
YearHyundai Chiptuning Files
There are two ways to chiptune Hyundai Grandeur cars - through the OBD2 diagnostic connector or directly through the engine control unit (ECU). The increase in power of Hyundai Grandeur comes from remapping the car's engine. Our custom files are fully compatible and safe.
Hyundai Grandeur cars can be easily tuned through the ECU. Our modifications’ results are confirmed by the dynotest diagrams from both before and after the tuning process.
Hyundai ECU Tuning
The real effects of chiptuning Hyundai Grandeur can be seen on tests’ results attached to the corresponding files.
Many car workshops, dealers, tuners, and vehicle modification enthusiasts from around the World have already trusted our tuning files. Please don’t hesitate to join them!