63 AMG (5.5T) - 525ch Tuning
Mercedes CLS — Detailed power and torque gains by stage.
Gains by stage(4)
Power
525 hp
Torque
700 Nm
essence
Power
525→580ch
+55 ch
+10%
Torque
700→900Nm
+200 Nm
+29%
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Everything about 63 AMG (5.5T) - 525ch tuning
Tuning the 63 AMG (5.5T) - 525ch 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 63 AMG (5.5T) - 525ch, tuning delivers up to +115 hp and +290 Nm depending on the stage. Stock vs tuned figures:
| Stage | Power | Torque | Indicative price |
|---|---|---|---|
| Stage 1 | 525 → 580 hp | 700 → 900 Nm | — |
| Stage 2 | 525 → 640 hp | 700 → 990 Nm | — |
| E85 Flexfuel | 525 → 525 hp | 700 → 700 Nm | — |
| E85+ | 525 → 580 hp | 700 → 900 Nm | — |
Frequently asked questions
What gains can I expect from tuning the 63 AMG (5.5T) - 525ch?
Tuning the 63 AMG (5.5T) - 525ch (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 63 AMG (5.5T) - 525ch?
Yes, the 63 AMG (5.5T) - 525ch 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.