A windshield washer reservoir without a plug works as well as a canteen with a hole in the bottom—it just doesn't. Keep your fluid in its place with a washer reservoir plug from AutoAnything. We offer genuine OE replacement washer reservoir plugs as well as generic plugs of the highest quality at the lowest prices. What's more, when you order your windshield washer reservoir plug today, we ship it right to your front door without charging you an extra cent. Order your washer reservoir plug and save.