This is a direct replacement crankcase breather hose for select BMW models, part number 13627812807. It is engineered to meet BMW's stringent quality and performance standards, ensuring a perfect fit and reliable operation. A properly functioning crankcase breather system is crucial for maintaining engine health. It helps to remove harmful blow-by gases from the crankcase, preventing pressure buildup and oil contamination. This hose plays a vital role in directing these gases to the intake system for combustion or to a separate oil separator. Over time, breather hoses can become brittle, cracked, or clogged due to exposure to heat and oil vapors. A damaged hose can lead to oil leaks, increased oil consumption, rough idling, and potential engine damage. Replacing a worn-out breather hose with a genuine BMW part like this one is essential for restoring proper ventilation and protecting your engine. Ensure your BMW's crankcase ventilation system is operating at its best with this high-quality, OE-spec replacement hose. It is designed for durability and optimal performance, providing peace of mind for BMW enthusiasts.
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