This is a genuine TOYOTA PCV (Positive Crankcase Ventilation) valve grommet, part number 17173-35020. It is a crucial component in your vehicle's emission control system, designed to seal the PCV valve and prevent vacuum leaks. Crafted from high-quality materials, this grommet is built to withstand the demanding conditions within the engine bay, including exposure to heat and oil. Its precise engineering ensures a perfect fit for compatible TOYOTA models, maintaining the integrity of your PCV system. Replacing a worn or damaged grommet is essential for maintaining proper engine function and preventing potential issues such as rough idling, increased oil consumption, or check engine lights. Trust in genuine TOYOTA parts for reliability and longevity.
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