Ventilation Crankcase Breather A6420103707 Compatible With Mercedes-Benz OM642 E-Class W212 W213 C207 C238 S-Class W222 GLC X253 CLS C218

The ventilation crankcase breather A6420103707 is a precision-engineered component designed for Mercedes-Benz vehicles equipped with the OM642 diesel engine. This OEM-specification part manages crankcase pressure and prevents harmful vapors from accumulating in the engine block, ensuring optimal engine performance and longevity. Compatible with E-Class (W212, W213, C207, C238), S-Class (W222), GLC (X253), and CLS (C218) models, this breather maintains proper ventilation under all operating conditions. Direct replacement for factory units, it delivers reliable functionality and meets Mercedes-Benz engineering standards. Essential maintenance component for preserving engine integrity and efficiency.

The A6420103707 crankcase ventilation breather is a critical engine component engineered for Mercedes-Benz OM642 diesel powerplants. This OEM-quality part regulates internal engine pressure and safely evacuates crankcase vapors, preventing buildup that can compromise engine seals and performance. Engineered for E-Class (W212, W213, C207, C238), S-Class (W222), GLC (X253), and CLS (C218) models, it ensures proper ventilation across diverse driving conditions. Built to factory specifications, this breather maintains engine reliability and extends component lifespan. A direct replacement for worn or damaged units, it restores proper crankcase management and protects against pressure-related engine damage.