Features

• Meets or exceeds API CK-4 and CJ-4 specifications
• Provides excellent wear protection and extends engine life
• Offers improved fuel efficiency and reduced oil consumption
• Provides outstanding protection against deposits, corrosion, and rust
• Has excellent low-temperature pumpability and high-temperature stability
• Provides excellent resistance to thermal breakdown and oxidation

Benefits

• Helps to minimize engine wear and tear, which extends engine life
• Offers excellent protection against deposits, sludge, and rust, which helps to keep the engine clean and running smoothly
• Offers superior fuel economy, which reduces fuel costs and emissions
• Provides excellent cold weather performance, which ensures easy cold starts
• Offers excellent high-temperature stability, which helps to prevent oil breakdown and viscosity loss

Applications

TRUEGARD Synthetic Motor Oil HD 15W40 is an ideal choice for heavy-duty diesel engines, including those used in trucks, buses, construction equipment, and other heavy-duty vehicles. It is also suitable for use in gasoline engines that require an API CK-4 or CJ-4 motor oil.

FAQ

What is the recommended usage for TRUEGARD Synthetic Motor Oil HD 15W40?

TRUEGARD Synthetic Motor Oil HD 15W40 is recommended for use in heavy-duty diesel engines, including those used in trucks, buses, construction equipment, and other heavy-duty vehicles. It is also suitable for use in gasoline engines that require an API CK-4 or CJ-4 motor oil.

What is the difference between synthetic and conventional motor oils?

Synthetic motor oils are made using advanced synthetic base oils and an advanced additive system that provides superior performance in extreme temperatures and heavy-duty applications. Conventional motor oils, on the other hand, are made using crude oil and have limited performance capabilities.

How often should I change my motor oil?

The frequency of oil changes depends on several factors, including the type of vehicle, the type of motor oil used, and the driving conditions. As a general rule, it is recommended to change your motor oil every 3,000 to 5,000 miles for conventional oils and every 7,500 to 10,000 miles for synthetic oils.

Is TRUEGARD Synthetic Motor Oil HD 15W40 compatible with other motor oils?

TRUEGARD Synthetic Motor Oil HD 15W40 is compatible with other synthetic and conventional motor oils. However, it is recommended to use the same type of motor oil when topping off or adding to your engine to avoid any potential compatibility issues.

How should I store TRUEGARD Synthetic Motor Oil HD 15W40?

TRUEGARD Synthetic Motor Oil HD 15W40 should be stored in a cool, dry place with adequate ventilation. It should be kept away from heat, sparks, and flames, and should not be exposed to direct sunlight. It is also important to keep the container tightly sealed to prevent contamination.