Compatible with Transit, Focus and Transit Connect models (2015–2023). Washer reservoir cap / tank bottle cap replacement. Key benefits Protects washer fluid and system: the dustproof, waterproof cap prevents dirt, water and other contaminants from entering the reservoir, keeping cleaning fluid pure and preserving nozzle performance. Reliable, leak seal: manufactured to provide a secure fit that minimizes fluid loss and prevents spills. Durable construction: made of brand , impactresistant and UVresistant plastic for longlasting service even in sunlight and rough use. Simple maintenance: replaces worn, cracked or missing caps quickly without special tools. Product features Function: replacement cap for windshield washer fluid reservoir (tank bottle cap). Compatibility: fits Transit, Focus and Transit Connect models from 2015 through 2023. Material: impactresistant, UVresistant plastic. Performance: dustproof and waterproof design maintains fluid purity and does not affect nozzle cleaning efficiency. Installation: tool installation. Remove the old gasket cover, place the cap onto the gasket, and press until seated. Practical use scenarios Roadside : a cracked or lost reservoir cap after a minor impact to stop leaks and protect the system until a full . Daily driving in dusty environments: prevent dust and debris from contaminating washer fluid while commuting on gravel or unpaved roads. Fleet or commercial upkeep: quick, inexpensive replacement during routine maintenance for Transit or Transit Connect vans to ensure reliable windshield cleaning for drivers. What you get One brand washer reservoir cap (tank bottle cap), ready to install.