Is one little part really that important? Yes, if you're talking about your vehicle's windshield wiper arm cover. That little part is responsible for keeping your wiper arm protected and looking sleek. Okay, so maybe it's not tantamount to vehicle performance, but still. When it's time to replace your aged or broken windshield wiper arm cover, turn to AutoAnything. We offer the lowest prices around on windshield wiper arm covers and we ship them for free right to your front door. You won't find your replacement windshield wiper arm covers for less.