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Mercedes-Benz CLS 400d (3.0D) 330hp
Technical Specifications
Power hp
Torque Nm
Power Graph
Mercedes-Benz CLS 400d (3.0D) 330hp: da 330 a 380HP
Remapping Mercedes-Benz CLS
MasterTuning is a leader in developing remapping for Mercedes-Benz. La Mercedes-Benz CLS 400d (3.0D) 330hp può passare da 330 HP a 380 HP con un incremento di 50 HP.
The development of each remap is customized by MasterTuning.
- 100% tested and customized files guarantee
- Tested and developed on a 4x4 dyno
- Best performance, within safety margins
- Reduced fuel consumption
ECU Remapping Details Mercedes-Benz CLS 400d (3.0D) 330hp
The Mercedes-Benz CLS 400d (3.0D) 330hp is equipped with a diesel engine that produces 330 HP and 700 Nm of torque in its factory configuration. With MasterTuning's professional ECU remapping, this Mercedes-Benz can achieve 380 HP (+15%) and 820 Nm (+17%).
Our Stage 1 tuning for the CLS C257 - 2021 -> delivers an impressive gain of +50 HP and +120 Nm, optimizing the diesel engine's performance while maintaining reliability and staying within safe parameters.
The engine code OM656.929 identifies this specific powerplant configuration.
As a diesel engine, this Mercedes-Benz responds exceptionally well to ECU tuning. Owners typically report improved throttle response, smoother power delivery, and in many cases, better fuel efficiency under normal driving conditions.
Technical Specifications — Mercedes-Benz CLS 400d (3.0D) 330hp
Factory technical data for the Mercedes-Benz CLS 400d (3.0D) 330hp (C257 - 2021 ->), used by MasterTuning engineers to develop a tailored, dyno-tested remap for this specific powerplant.
| Engine code | OM656.929 |
|---|---|
| Fuel | Diesel |
| Compression ratio | 15.5 |
| Bore × stroke | 82.0 X 92.3 mm |
| Stock power | 330 HP · 700 Nm |
| Remapped power (Stage 1) | 380 HP (+50) · 820 Nm (+120) |
Frequently Asked Questions - Mercedes-Benz CLS
How much power can I gain from remapping my Mercedes-Benz CLS?
With MasterTuning Stage 1, your Mercedes-Benz CLS 400d (3.0D) 330hp can gain +50 HP (from 330 to 380 HP) and +120 Nm of torque. This represents a 15% increase in power.
Is ECU remapping safe for the Mercedes-Benz CLS engine?
Yes, MasterTuning's remapping for the Mercedes-Benz CLS 400d (3.0D) 330hp is developed within safe parameters. All calibrations are tested on our 4x4 dyno and stay within the mechanical limits of the OM656.929 engine.
Is the Mercedes-Benz ECU remapping reversible?
Absolutely. The original factory calibration of your Mercedes-Benz CLS is always backed up before remapping. The process is 100% reversible at any time.
Will remapping affect my Mercedes-Benz warranty?
ECU remapping may affect your manufacturer warranty. We recommend checking your specific warranty terms. Many of our customers choose to remap after the warranty period or accept this trade-off for the significant performance gains.
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