Featuring Pressure Activated Technology™, Valvoline Cobalt™ Grease delivers ISO 1000 lubricating fluid, ensuring EP protection and sufficient film thickness on even heaviest-loaded metal surfaces. Lithium sulfonate complex thickening system provides metal with inherent corrosion protection in harsh environments, even salt water. In addition to minimizing friction, grease offers pumpability and extended oxidation protection to help promote longer service life.