STP Oil Treatment

Fights friction to help protect against engine wear by providing a thicker cushion between moving engine parts.

IMPROVES OIL PERFORMANCE
This high-viscosity formula, complete with anti-wear agent ZDDP, is specially formulated to help fight metal-to-metal friction by providing a thicker cushion between moving engine parts.

TAKE NOTE!
Use STP® Oil Treatment in addition to five quarts of oil at every oil change.