55 AMG (5.5k) - 476ch Tuning
Mercedes CLS — Detailed power and torque gains by stage.
Gains by stage(4)
Power
476 hp
Torque
700 Nm
essence
Power
476→530ch
+54 ch
+11%
Torque
700→820Nm
+120 Nm
+17%
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Everything about 55 AMG (5.5k) - 476ch tuning
Tuning the 55 AMG (5.5k) - 476ch found in the Mercedes CLS 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 CLS 55 AMG (5.5k) - 476ch, tuning delivers up to +104 hp and +200 Nm depending on the stage. Stock vs tuned figures:
| Stage | Power | Torque | Indicative price |
|---|---|---|---|
| Stage 1 | 476 → 530 hp | 700 → 820 Nm | — |
| Stage 2 | 476 → 580 hp | 700 → 900 Nm | — |
| E85 Flexfuel | 476 → 476 hp | 700 → 700 Nm | — |
| E85+ | 476 → 530 hp | 700 → 820 Nm | — |
Frequently asked questions
What gains can I expect from tuning the 55 AMG (5.5k) - 476ch?
Tuning the 55 AMG (5.5k) - 476ch (Mercedes CLS) 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 (5.5k) - 476ch?
Yes, the 55 AMG (5.5k) - 476ch 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 CLS 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 CLS?
Use the ChiptuneMAP directory to find a certified tuner near you. Compare reviews, prices and specialties.