Quicksilver® Power Trim and Steering Fluid is intended for use in power trim systems where ATF is recommended. This unique formula helps to prevent corrosion, oxidation and wear. Quicksilver Power Trim and Steering Fluid is suitable for high-temperature applications. (Not recommended for use in electric power steering systems that require synthetic fluid or non power hydraulic steering systems requiring hydraulic helm steering fluid.) 8-oz. bottle. For use in power trim systems where ATF is recommended. Helps prevent corrosion, oxidation, and wear. Suitable for high-temperature applications.