Genesis G90 Tuning
3 supported Genesis G90 applications, 2015+.
Genesis
3 supported G90 tunes
Select Engine
All Supported Genesis G90 Tunes
| Engine | Years | Version | Stock power | Controller | Platform |
|---|---|---|---|---|---|
| 3.3 T-GDI | 2015+ | 370 hp | ECU Continental SIM2K-260 | AutoTuner | |
| 3.8 GDI | 2015+ | 315 hp | ECU Continental SIM2K-260 | AutoTuner | |
| 5.0 GDI | 2015+ | 426 hp | ECU Continental SIM2K-260 | AutoTuner |
Other Genesis Models
About Genesis G90 tuning
Rapid Racing supports 3 Genesis G90 applications from 2015+ through AutoTuner, with stock outputs up to 426 hp. Every calibration is built for your exact engine, fuel, and modifications, then verified on our Dynojet 424xLC2 in Jenison, MI, serving Grand Rapids and West Michigan.
Supported engines: 3.3 T-GDI, 3.8 GDI, 5.0 GDI.
Supported controllers: Continental SIM2K-260.
Don't See Your Vehicle?
These lists cover off-the-shelf tuning platforms. We also do standalone ECU installs and custom calibrations, so reach out and we'll tell you what's possible for your build. Compatibility data last updated 2026-09-24.