460h (4.6 V8) - 347ch Tuning
Lexus GS — Detailed power and torque gains by stage.
Gains by stage(4)
Power
347 hp
Torque
460 Nm
hybride essence
Power
347→360ch
+13 ch
+4%
Torque
460→475Nm
+15 Nm
+3%
OriginalTuned
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Everything about 460h (4.6 V8) - 347ch tuning
Tuning the 460h (4.6 V8) - 347ch found in the Lexus GS 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 Lexus GS 460h (4.6 V8) - 347ch, tuning delivers up to +53 hp and +60 Nm depending on the stage. Stock vs tuned figures:
| Stage | Power | Torque | Indicative price |
|---|---|---|---|
| Stage 1 | 347 → 360 hp | 460 → 475 Nm | — |
| Stage 2 | 347 → 400 hp | 460 → 520 Nm | — |
| E85 Flexfuel | 347 → 347 hp | 460 → 460 Nm | — |
| E85+ | 347 → 360 hp | 460 → 475 Nm | — |
Frequently asked questions
What gains can I expect from tuning the 460h (4.6 V8) - 347ch?
Tuning the 460h (4.6 V8) - 347ch (Lexus GS) 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 460h (4.6 V8) - 347ch?
Yes, the 460h (4.6 V8) - 347ch 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 Lexus GS 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 Lexus GS?
Use the ChiptuneMAP directory to find a certified tuner near you. Compare reviews, prices and specialties.