Ar9100 (32 Oz) Friction Modifier - Treats up to 32 Quarts of Engine Oil - Stiction Solution 32oz AR9100 Friction Modifier- 2 PowerStroke treatments Fixes 6.0 and 7.3L PowerStroke Cold Start Injector Problems. For gasoline and diesel engines, gearboxes, hydraulics, differentials and power steering systems. Reduces wear and extends component life Reduces engine noise, vibration, and friction heat.