5.0 GDI - 426ch Tuning
Genesis G90 — Detailed power and torque gains by stage.
Gains by stage(4)
Power
426 hp
Torque
520 Nm
essence
Power
426→440ch
+14 ch
+3%
Torque
520→540Nm
+20 Nm
+4%
OriginalTuned
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Everything about 5.0 GDI - 426ch tuning
Tuning the 5.0 GDI - 426ch found in the Genesis G90 is one of the most popular performance upgrades. This engine offers excellent potential for power and torque gains.
On ChiptuneMAP, find verified gain data for each stage, compare tuner prices and find the ideal professional for your project.
Gains summary by stage
On the Genesis G90 5.0 GDI - 426ch, tuning delivers up to +54 hp and +70 Nm depending on the stage. Stock vs tuned figures:
| Stage | Power | Torque | Indicative price |
|---|---|---|---|
| Stage 1 | 426 → 440 hp | 520 → 540 Nm | — |
| Stage 2 | 426 → 480 hp | 520 → 590 Nm | — |
| E85 Flexfuel | 426 → 426 hp | 520 → 520 Nm | — |
| E85+ | 426 → 440 hp | 520 → 540 Nm | — |
Frequently asked questions
What gains can I expect from tuning the 5.0 GDI - 426ch?
Tuning the 5.0 GDI - 426ch (Genesis G90) delivers significant power and torque gains depending on the chosen stage. Stage 1, with no hardware modifications, offers the best gain-to-reliability ratio.
Is tuning reliable on the 5.0 GDI - 426ch?
Yes, the 5.0 GDI - 426ch is known for its reliability when tuned, especially at Stage 1. It's essential to use a certified tuner with maps tailored to your engine.
How much does Genesis G90 tuning cost?
Prices vary by stage and tuner. Check our directory to compare rates from professionals near you.
Should I get a tuning box or an ECU remap?
ECU remapping (modifying the engine control unit map) delivers better results and integration than a plug-in tuning box. It's customized for each engine.
How do I find a tuner for my Genesis G90?
Use the ChiptuneMAP directory to find a certified tuner near you. Compare reviews, prices and specialties.