Genuine 6420940580 Crankcase Breather Pipe Seal for Mercedes-Benz Diesel Engines

The Genuine 6420940580 is an OEM crankcase breather pipe seal designed specifically for Mercedes-Benz diesel vehicles equipped with the M642 3.0L V6 engine. This small but essential seal ensures a proper connection between the crankcase breather pipe and the engine air intake system, preventing air leaks that can affect engine performance and emissions.

Key Features:

• Direct replacement for OEM part number 6420940580 (also known as A6420940580)
• Designed for use with crankcase breather pipe #642-016-03-30
• Genuine Mercedes-Benz quality ensures proper fit and durability
• Prevents unmetered air leaks that can trigger check engine lights
• Heat and oil-resistant materials for long service life

This seal is commonly found on Mercedes-Benz E-Class (W211), M-Class/ML-Class (W164), R-Class (W251), GL-Class, and Sprinter models with 3.0L diesel engines. Regular inspection and replacement of intake system seals helps maintain optimal engine performance, fuel economy, and emissions compliance.