Pure Synthetic Oil Stabilizer; Gallon. In Ford Powerstrokes we suggest one quart of Pure Synthetic Oil Stabilizer per oil change.Features & Benefits Light enough for an import - tough enough for a semi.
Viscosity Grade: SAE J300 50. - Works with conventional or synthetic oils — no need to switch types. Pour it in at your next oil change for extra engine protection. - Reduces oil consumption — high-viscosity formula thickens the oil film.