Windshield washer fluid reservoir cap designed to worn or damaged caps and maintain reliable washer performance. Key benefits Prevents leaks and spills: a tight, reliable seal keeps washer fluid in the reservoir so the system works when you need it. Keeps the reservoir clean: blocks dust, dirt, and other contaminants that can clog pumps and nozzles. Built to last: made from quality plastic that is wearresistant, tough, and crackresistant for longterm use. Fast maintenance: snapin press installation makes replacement quick and tool. Product details Function: Seals the windshield washer fluid reservoir to prevent leaks and contamination, preserving cleaning performance. Material: Durable, quality plastic with toughness and resistance to wear and cracking. Installation: Simple pressfit placement — push into the reservoir opening until secure. Easy and quick to an old or damaged cap. Performance: Provides a consistent seal under normal driving conditions and helps maintain fluid cleanliness for dependable washer operation. Practical use scenarios Routine maintenance: a brittle or cracked cap during scheduled service to prevent leaks and protect the washer pump. After a : Reinstall or the cap following reservoir or pump work to ensure a proper seal and prevent contamination. Winter or longterm storage: Use a sturdy cap to keep debris and moisture out of the reservoir when the vehicle is parked for extended periods. Notes and tips Designed for use as a windshield washer fluid reservoir cap; fit depends on reservoir opening style. Install by pressing the cap into place until seated. Check the seal during the first drive to confirm proper installation.