The Red Line Synthetic MT-90 75W90 GL-4 Gear Oil Manual Trans is a comprehensive solution for all manual transmission owners. This high-quality oil is designed to provide outstanding performance and protection, ensuring smooth and efficient gear shifting. Its advanced synthetic base and advanced bulk technology ensure superior lubrication, even under the most demanding conditions. The Red Line Synthetic MT-90 75W90 GL-4 Gear Oil Manual Trans is specifically formulated to work in tandem with the Red Line Transmission Products, providing an enhanced performance system. With two 1-quart bottles, you'll have the necessary oil on hand to service your manual transmission, making maintenance a breeze. Trust Red Line to deliver superior products that deliver superior performance and value.