550 EU6 (4.7T) - 408ch Tuning
Mercedes S — Detailed power and torque gains by stage.
Gains by stage(4)
Power
408 hp
Torque
600 Nm
essence
Power
408→500ch
+92 ch
+23%
Torque
600→800Nm
+200 Nm
+33%
OriginalTuned
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Everything about 550 EU6 (4.7T) - 408ch tuning
Tuning the 550 EU6 (4.7T) - 408ch found in the Mercedes S 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 S 550 EU6 (4.7T) - 408ch, tuning delivers up to +142 hp and +280 Nm depending on the stage. Stock vs tuned figures:
| Stage | Power | Torque | Indicative price |
|---|---|---|---|
| Stage 1 | 408 → 500 hp | 600 → 800 Nm | — |
| Stage 2 | 408 → 550 hp | 600 → 880 Nm | — |
| E85 Flexfuel | 408 → 408 hp | 600 → 600 Nm | — |
| E85+ | 408 → 500 hp | 600 → 800 Nm | — |
Frequently asked questions
What gains can I expect from tuning the 550 EU6 (4.7T) - 408ch?
Tuning the 550 EU6 (4.7T) - 408ch (Mercedes S) 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 550 EU6 (4.7T) - 408ch?
Yes, the 550 EU6 (4.7T) - 408ch 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 S 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 S?
Use the ChiptuneMAP directory to find a certified tuner near you. Compare reviews, prices and specialties.