3.5i V6 (2GRFKS) - 300ch Tuning
Toyota Sienna — Detailed power and torque gains by stage.
Gains by stage(4)
Power
300 hp
Torque
362 Nm
essence
Power
300→310ch
+10 ch
+3%
Torque
362→372Nm
+10 Nm
+3%
OriginalTuned
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Everything about 3.5i V6 (2GRFKS) - 300ch tuning
Tuning the 3.5i V6 (2GRFKS) - 300ch found in the Toyota Sienna 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 Toyota Sienna 3.5i V6 (2GRFKS) - 300ch, tuning delivers up to +40 hp and +48 Nm depending on the stage. Stock vs tuned figures:
| Stage | Power | Torque | Indicative price |
|---|---|---|---|
| Stage 1 | 300 → 310 hp | 362 → 372 Nm | — |
| Stage 2 | 300 → 340 hp | 362 → 410 Nm | — |
| E85 Flexfuel | 300 → 300 hp | 362 → 362 Nm | — |
| E85+ | 300 → 310 hp | 362 → 372 Nm | — |
Frequently asked questions
What gains can I expect from tuning the 3.5i V6 (2GRFKS) - 300ch?
Tuning the 3.5i V6 (2GRFKS) - 300ch (Toyota Sienna) 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 3.5i V6 (2GRFKS) - 300ch?
Yes, the 3.5i V6 (2GRFKS) - 300ch 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 Toyota Sienna 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 Toyota Sienna?
Use the ChiptuneMAP directory to find a certified tuner near you. Compare reviews, prices and specialties.