Valvoline STOU is a premium multifunctional oil specially formulated for use in agricultural equipment in engines, transmissions, and differentials with wet brake and integrated hydraulic systems of tractors.

This heavy-duty high-quality oil possesses excellent friction properties and protects the target parts against wear and corrosion.

Valvoline STOU is a fluid intended for the total lubrication of tractors or other equipment. It is recommended for application in a range of agricultural machinery and vehicles and approved by leading tractor manufacturers.

For more specific information on O.E.M. Approvals and Performance levels of Valvoline STOU universal oils with different viscosity grades, please refer to respective sections in the Product Information sheets available on the links below.

Valvoline STOU is a unique multipurpose tractor oil and as such, its application brings an array of benefits.

Being specially formulated for agricultural use, Valvoline STOU is adjusted to different circumstances like low speed and high torque.

Valvoline heavy-duty lubricant technology consisting of quality base oils and additives form a protective oil film for all tractor components.

Moreover, the detergent and dispersant additives keep the engine, gearbox, differential, and hydraulic system clean and in good condition, while the Special Extreme Pressure additives protect the tractor parts against breakdown.

Lastly, the multi-use properties of Valvoline STOU reduce the chances of misapplication and storage space requirements.

Valvoline STOU is a top-quality universal oil that meets the requirements for the lubrication of diesel engines with and without turbocharging, gearboxes, transmissions, differentials and gears, hydraulic systems, and tractors with wet brake systems.

STOU universal lubricant can be used as an engine oil for transportation vehicles and other equipment and implements such as power take-offs, combines, earthmoving machines, and forklifts. In that way, it fulfills its multifunctional properties.

Valvoline STOU is available in 3 viscosities.

*Check the owner's manual and/or product information sheet before use.

Valvoline™ products should never be stored above 60°C and exposed to hot sun or freezing conditions.