The Cusco LSD Oil 80w-90 is a high-performance racing oil specifically designed for use in limited-slip differentials. With a GL rating of GL-5, this oil provides excellent lubrication and protection for LSD systems, ensuring optimal performance and reliability during intense racing conditions. The 80w-90 viscosity grade offers the ideal consistency for efficient power transfer and reduced friction, making it a popular choice among car enthusiasts and racing professionals looking to enhance their vehicle's performance on the track.