This genuine TOYOTA vacuum valve assembly, part number 258600V020, is engineered to ensure your vehicle's engine operates efficiently and meets emissions standards. Proper functioning of the vacuum valve system is crucial for regulating various engine functions, including idle speed and air-fuel mixture. A faulty valve can lead to rough idling, poor fuel economy, and increased emissions. Replace your worn or damaged vacuum valve assembly with this direct-fit TOYOTA part to restore optimal performance and reliability to your vehicle's engine management system.
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