Authentic 16913 Filter: Get top - notch performance from this brand - new, genuine 16913 Refrigerant Identifier Replacement Filter. Replace it right away if it's not white. OEM Standard: Our 16913 filter is an OEM part. It's been thoroughly tested for long - term reliability and efficiency. High Compatibility: This filter fits various models such as AC1234 - 4, AC1234 - 4SL, etc., including 16900/16910 CoolTech ID (Plus), 16990/16995 Refrigerant Identifier, and R - 1234y systems. Effortless Setup: Remove the old filter from the bracket, clean the rubber connector burrs. Insert the new one with the arrow up and push the raised part into the connector. Satisfaction Assured: Rely on our full - scale after - sales service. We'll replace it if there are quality problems. Email us and we'll reply within 12 hours. This is a genuine 16913 Refrigerant Identifier Replacement Filter. It offers optimal performance and should be replaced if not white. As an OEM part, it's rigorously tested for reliability. It has wide compatibility with multiple AC models, 16900/16910 CoolTech ID (Plus), 16990/16995 Refrigerant Identifier, and R - 1234y systems. Installation is easy. And the product comes with a satisfaction guarantee, with after - sales service to replace it for quality issues and a 12 - hour email response.