Mercedes CLS C218 Turbocharger Turbo OM642 CDI Diesel Engine A6420901786

The Mercedes CLS C218 OM642 CDI Turbocharger is a used, original diesel turbocharger designed for OM642 diesel engines. It's a solution for users who expect factory-correct boost characteristics and stable engine performance while maintaining reasonable repair costs.

Specifications and technical data

• SKU: A6420901486
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A6420901486
• Substitutable numbers: A6420901486, A 642 090 14 86
• Fuel type: Diesel
• Category: Turbos & Parts

Technical characteristics of the OM642 CDI turbocharger

The turbocharger is designed for the OM642 diesel engine used in the Mercedes CLS C218. The design ensures adequate boost pressure throughout the entire RPM range, resulting in good responsiveness, smooth acceleration, and stable engine operation in both city and highway driving conditions.

Genuine Mercedes-Benz OE workmanship ensures the correct rotor geometry, housing fit, and exhaust and airflow parameters are maintained. This ensures the engine maintains its factory boost map, and the ECU requires no additional modifications.

Purpose and application in Mercedes CLS C218

The Mercedes CLS C218 OM642 CDI Turbocharger is designed for the turbocharger systems in this model's diesel engines. It works well both as a replacement part for standard repairs and for restoring full efficiency of the intake system after a turbocharger failure.

Selecting a turbocharger that complies with factory specifications is crucial for:

• maintaining correct boost pressure and safe engine operation,
• reducing smoke and power drops,
• proper cooperation with the injection system and exhaust emission control systems.

Condition, origin and benefits of choosing a used turbocharger

The turbocharger offered is in used condition, which significantly reduces repair costs compared to a new component, while maintaining the original manufacturer's specifications. This solution is particularly attractive for users who want to keep their car in good technical condition while controlling their maintenance budget.

Choosing a used part from a salvage yard also aligns with the principles of the circular economy – reusing functional components reduces waste and resource consumption. To better understand how such decisions impact the environment and car operating costs, check out the article: Circular Economy in the Garage and the Benefits of Used Parts from Salvage .

Why is it worth choosing an original Mercedes turbocharger?

Compared to replacements, the original Mercedes-Benz OE turbocharger provides:

• factory fitment to the OM642 CDI engine in the CLS C218,
• consistent operating characteristics with the engine control software,
• maintaining the performance and fuel consumption parameters designed by the manufacturer,
• less risk of mechanical and electronic compatibility problems.

For those considering safely increasing performance, a properly selected turbocharger is one of the key components of the system. If you're considering modifications, this guide: How to Increase Engine Power Using Used Components can be helpful.

Complementing the Mercedes turbocharger range

If you're also looking for other turbochargers for Mercedes —for example, for other models or engine configurations—check out our dedicated category: turbochargers for Mercedes . This allows you to easily compare available solutions within a single brand and choose the component best suited to your specific engine version.

Summary

The Mercedes CLS C218 OM642 CDI Turbocharger Turbo Turbine is a used, original turbocharger from the Turbochargers and Parts category, designed for OM642 diesel engines. It provides factory-correlated boost characteristics, compatibility with the engine management system, and the possibility of cost-effective repair while maintaining a high level of turbocharger reliability and functionality.