Universal Car Windshield Wiper Washer Fluid Reservoir Cap, 4.6CM-5CM Funnel Replacement Lid

Upgrade Your Washer Fluid Cap with a Leak-Proof, Stay-Open Funnel Design!

Tired of struggling with flimsy plastic windshield wiper washer fluid caps that keep snapping shut while pouring? Our universal rubber washer fluid reservoir cap is the perfect replacement lid designed for hassle-free refills.

Why Choose Our Washer Fluid Filler Cap?
Rubber Material – Durable, flexible, and long-lasting compared to brittle plastic caps.
Built-In Funnel – Opens into a wide spout for clean, spill-free pouring of washer fluid.
Stay-Open Design – Unlike standard caps, it stays securely open until you clip it shut—no more frustrating spills!
Universal Fit – Perfect for 46mm-50mm (4.6CM-5CM) windshield washer reservoir necks, making it compatible with most cars.

Easy Installation & Perfect Fit
Simply remove your old washer bottle cap and replace it with this funnel-style filler lid—no tools needed! The snug fit prevents leaks while the ergonomic design ensures a mess-free refill every time.

Ideal for:

• Car owners who want a no-spill solution for refilling windshield wiper fluid

• Mechanics & DIY enthusiasts looking for a durable, reusable funnel cap

• Great as a practical car accessory gift for friends & family
  
  

Upgrade your car’s washer fluid system today—say goodbye to messy spills and flimsy caps!