This LIQUI MOLY 5135 Hydraulic Oil Additive is formulated to significantly improve the operational efficiency and lifespan of your vehicle's hydraulic systems. It works by reducing friction and wear on critical components, ensuring smoother operation and preventing premature damage. The additive helps to maintain the optimal viscosity of hydraulic fluids under various operating temperatures, preventing issues like sluggish performance in cold weather or excessive thinning in heat. This consistent fluid behavior is crucial for the reliable functioning of power steering, convertible tops, and other hydraulic-powered mechanisms. By incorporating this additive, you can expect a reduction in noise and vibration from hydraulic systems, contributing to a more comfortable driving experience. It also helps to protect seals and prevent leaks, further extending the service life of your hydraulic components and reducing the need for costly repairs.