Mercedes W212 Turbocharger Turbo OM642 V6 Diesel A6420908680

The Mercedes W212 OM642 V6 Diesel Turbocharger is an original supercharging component designed for the V6 OM642 diesel engine. A used turbocharger from the Turbochargers & Parts category allows you to restore the engine's proper operating parameters while maintaining factory specifications.

Specifications and technical data

• SKU: A6420908680
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A6420908680
• Substitutable numbers: A6420908680, A 642 090 86 80, A6420908580, A 642 090 85 80
• Fuel type: Diesel
• Category: Turbos & Parts

Purpose and technical characteristics

The Mercedes W212 OM642 V6 Diesel Turbocharger is designed for use with a diesel engine, where stable boost pressure, adequate exhaust gas flow efficiency, and high temperature resistance are key. The turbocharger's design ensures proper air supply to the V6 engine, resulting in smooth acceleration, flexibility throughout the rev range, and reduced fuel consumption.

This component is part of a diesel engine's supercharging system, where precise control of air compression directly impacts engine performance, dynamics, and exhaust emissions. Using a genuine turbocharger is particularly important in modern engines, where operating parameters are closely linked to the engine control unit software.

Benefits of using an original turbocharger

Choosing an original turbocharger for a Mercedes W212 with an OM642 engine brings a number of practical operational benefits:

• Factory fit – compatibility with the intake, exhaust and engine accessories, without the need for modifications.
• Stable boost parameters – maintaining the torque and power characteristics specified by the manufacturer.
• Cooperation with electronics – correct communication with sensors and the engine controller, which reduces the risk of errors and emergency mode.
• Combustion optimization – proper charging promotes even combustion of the mixture in a diesel engine.

Condition, assembly and practical use

The turbocharger is offered in used condition, allowing for cost-effective repair of the turbocharger system while maintaining the original manufacturer's specifications. Standard service procedures are recommended prior to installation: inspection of the lubrication system, oil line integrity, intake air tightness, and air filter condition. Proper installation is crucial for the durability of the turbocharger and the stable operation of the diesel engine.

Due to its specific fit for the V6 OM642 engine, this component is particularly recommended when the existing turbocharger is showing signs of wear, such as loss of power, excessive smoke, or noise under load. Using the original component allows for the restoration of factory performance without interfering with the control software.

Turbocharger selection and number compliance

When selecting a turbocharger for a Mercedes W212 with an OM642 engine, it's crucial to compare the OEM part number and available interchangeable part numbers with the vehicle's specifications. Product reference numbers facilitate verification of compatibility with the specific vehicle configuration. This helps reduce the risk of purchasing a mismatched component and avoid installation issues.

If in doubt, it's worth comparing the data with the vehicle's service documentation or seeking the help of a specialist who will verify compliance based on the VIN and the turbocharging system parameters. This approach is particularly important for modern diesel engines, where differences in equipment may result from the year, power version, or factory modifications.

Other Mercedes turbochargers and used parts knowledge

If you're looking for other turbochargers for your Mercedes, check out the available models in the Mercedes turbochargers category to find the perfect fit for your specific engine and vehicle generation. This will allow you to compare different variants based on their intended use and performance.

Those who want to better understand how to wisely use the used parts market and optimize repair costs may find our blog article helpful: Volkswagen Repair on a Budget? Discover How to Save on Original Car Parts . The tips included there cover the selection of original used parts and replacements, which can also be applied to other brands, including Mercedes.