Genuine BMW 11 15 8 636 541 Oil Separator Set - Crankcase Ventilation System

The Genuine BMW Oil Separator Set (part number 11 15 8 636 541) is an OEM crankcase ventilation system component designed specifically for BMW vehicles equipped with the N63TU (N63B44O1) twin-turbocharged V8 engine. This complete oil separator kit mounts to the cylinder head covers and plays a critical role in managing crankcase pressure and preventing oil from being drawn into the intake system.

Key Features:

• Genuine BMW OEM quality - manufactured to exact factory specifications
• Complete oil separator set for both cylinder head covers
• Integrates labyrinth and cyclone oil separation technology
• Essential component of the PCV (positive crankcase ventilation) system
• Helps reduce oil consumption and maintains proper engine breathing
• Direct replacement for worn or failed oil separators

This oil separator set is a common service item on N63TU engines, particularly as mileage increases. Symptoms of failed oil separators include increased oil consumption, rough idle, check engine lights, and oil accumulation in the intake system. Using genuine BMW parts ensures proper fit, function, and durability. This kit is designed for 2013-2019 BMW models including 550i, 650i, 750i, X5, X6, M5, M6, and Alpina B7 variants equipped with the N63TU engine.