SeaStar Hydraulic Steering Fluid is formulated to provide the best performance for your SeaStar, BayStar or Hynautic steering systems. A perfect blend of viscosity stabilizers, anti-wear ingredients, de-foaming agents and corrosion inhibitors will ensure maximum steering life and performance. Slight variations in fluid color will not affect the performance of your system. NEVER USE BRAKE FLUID OR ANY OTHER FLAMMABLE OR TOXIC FLUIDS.