Maintaining clear visibility is crucial for safe driving, especially in adverse weather conditions. Boxonly's Windshield Washer Check Valve Kit ensures smooth, uninterrupted spray performance by replacing worn or leaking valves in your vehicle's washer system. Drivers often struggle with uneven fluid distribution, leakage, or a single nozzle working improperly. This check valve offers a simple, cost-effective solution by restoring balanced fluid flow with minimal installation effort. Designed for compatibility with a wide range of Toyota, Scion, and Lexus vehicles, the 3-port barb check valve provides reliable sealing, quick hose integration, and optimal fluid direction. A 2-pack design allows you to keep one in use and another on hand as a backup. ✅ Key Features: 3-port Y-shape design for precise spray control Leak-resistant barb interface for tight fit Quick plug-and-play DIY installation Includes 2 units per pack for convenience Long-lasting ABS construction ✅ Product Specifications: Size: 4.2 × 1.3 × 2.1 cm (1.65 × 0.51 × 0.83 inch) Material: High-strength ABS plastic Inlet/Outlet: Barb style – 3-way check valve Packaging: 2 x Washer Check Valve ✅ Supported Vehicle Models: Toyota: Camry (2007 2008 2009 2010 2011) Corolla (2009 2010 2011 2012 2013 2014 2015 2016) 4Runner (2010 2011 2012 2013 2014 2015 2016) Avalon, Highlander, Venza, Sequoia, Tundra, RAV4 (2006–2016) Scion: TC (2011 2012 2013 2014 2015 2016) XB (2008 2009 2010 2011 2012 2013 2014 2015) Lexus: ES300h (2013 2014 2015 2016) IS250 / IS350 (2010 2011 2012 2013 2014 2015 2016) ✅ Supported OE Part Numbers: 85321-28020 8532128020