55 AMG (5.5i) - 354ch Tuning
Mercedes G — Detailed power and torque gains by stage.
Gains by stage(4)
Power
354 hp
Torque
525 Nm
essence
Power
354→380ch
+26 ch
+7%
Torque
525→565Nm
+40 Nm
+8%
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Everything about 55 AMG (5.5i) - 354ch tuning
Tuning the 55 AMG (5.5i) - 354ch found in the Mercedes G 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 Mercedes G 55 AMG (5.5i) - 354ch, tuning delivers up to +66 hp and +95 Nm depending on the stage. Stock vs tuned figures:
| Stage | Power | Torque | Indicative price |
|---|---|---|---|
| Stage 1 | 354 → 380 hp | 525 → 565 Nm | — |
| Stage 2 | 354 → 420 hp | 525 → 620 Nm | — |
| E85 Flexfuel | 354 → 354 hp | 525 → 525 Nm | — |
| E85+ | 354 → 380 hp | 525 → 565 Nm | — |
Frequently asked questions
What gains can I expect from tuning the 55 AMG (5.5i) - 354ch?
Tuning the 55 AMG (5.5i) - 354ch (Mercedes G) 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 55 AMG (5.5i) - 354ch?
Yes, the 55 AMG (5.5i) - 354ch 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 Mercedes G 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 Mercedes G?
Use the ChiptuneMAP directory to find a certified tuner near you. Compare reviews, prices and specialties.