- Red Line offers the widest selection of fully-synthetic ATF on the market today- Each offer improved thermal stability, maintain viscosity levels, and feature lower volatility while providing the required frictional characteristics of each fluid's OEM-style replacement- Reduced oxidation and lower volatility at high temperature- Allows high-temp operation without varnishing valves and clutches- Extended drain intervals- For heavily-loaded vehicles, allowing operation at up to 70F higher while maintain thicker viscosity than traditional ATFs- Use where Dexron III*, Dexron II*, Mercon*, or GL-4 gear oil are recommended- Dramatical ly less evaporation, less varnish of valves and clutches in extreme conditions* Registered Trademark