STP Oil Treatment fights friction to help protect against engine wear. This high-viscosity formula, complete with anti-wear agent ZDDP (Zinc Dialkyl Dithiophosphate), is specifically formulated to help fight metal-to-metal friction and helps reduce oil consumption. Product Features:Contains zinc anti-wear agent ZDDP that fights metal-to-metal frictionReduces oil consumptionLubricates moving engine parts by providing a thicker cushion between moving engine partsScientifically engineered for Conventional or Synthetic OilsHigh viscosity formula can be used for all cars, light trucks and SUV's
