Gulf Western TOP DOG XDO SAE 15W-40 CI4/SL is a high-performance engine oil formulated to provide superior protection and performance for a wide range of diesel and gasoline engines. Designed to meet the requirements of both commercial and heavy-duty applications, this oil offers excellent lubrication, protection, and efficiency, ensuring optimal engine performance and longevity.

Key Features:

Advanced Additive Technology:
Gulf Western TOP DOG XDO SAE 15W-40 CI4/SL is formulated with advanced additive technology that enhances engine protection and performance. The additives provide superior protection against wear, oxidation, and deposit formation, contributing to a cleaner and more efficient engine.

Excellent Wear Protection:
The oil's robust additive package ensures exceptional wear protection for critical engine components such as pistons, cylinders, and bearings. This protection helps to reduce friction and wear, extending the life of the engine and improving overall reliability.

Superior Oxidation Resistance:
TOP DOG XDO offers excellent resistance to oxidation, which helps to prevent the formation of sludge and varnish. This resistance maintains engine cleanliness and ensures that the oil remains effective over extended service intervals.

Enhanced Deposit Control:
The oil's formulation includes additives that help to control deposit formation, keeping the engine clean and maintaining optimal performance. Reduced deposits contribute to improved engine efficiency and reduced maintenance needs.

Wide Temperature Range Performance:
With a viscosity rating of 15W-40, Gulf Western TOP DOG XDO provides reliable performance across a wide range of temperatures. The oil flows easily at low temperatures, ensuring quick lubrication during cold starts, and maintains its viscosity at high temperatures for consistent engine protection.

API CI-4/SL Compliance:
This engine oil meets the API CI-4/SL specification, making it suitable for both diesel and gasoline engines. The CI-4 specification ensures compatibility with modern diesel engines requiring high levels of protection, while the SL specification addresses the needs of gasoline engines, including those with catalytic converters.

Main Applications:

Heavy-Duty Diesel Engines:
Gulf Western TOP DOG XDO SAE 15W-40 CI4/SL is ideal for use in heavy-duty diesel engines found in trucks, buses, construction machinery, and agricultural equipment. Its advanced formulation provides the durability and protection required for these demanding applications.

Light-Duty Diesel Engines:
The oil is also suitable for light-duty diesel engines, including those in light trucks and vans. Its balanced performance ensures reliable operation and protection in these engines.

Gasoline Engines:
In addition to diesel engines, Gulf Western TOP DOG XDO can be used in gasoline engines, including those in passenger cars and light trucks. The oil's API SL compliance ensures that it meets the performance requirements for these engines.

On-Road and Off-Road Applications:
Whether used in on-road vehicles or off-road equipment, Gulf Western TOP DOG XDO offers the protection and performance needed for a variety of applications. Its versatile formulation makes it a suitable choice for both commercial and recreational vehicles.

Turbocharged and Naturally Aspirated Engines:
Gulf Western TOP DOG XDO SAE 15W-40 is suitable for both turbocharged and naturally aspirated diesel engines. Its formulation ensures effective protection and performance under the high temperatures and pressures typical of turbocharged engines, as well as in naturally aspirated engines.

Benefits:

Extended Engine Life:
The superior wear protection, oxidation resistance, and deposit control provided by Gulf Western TOP DOG XDO contribute to a longer engine life. By reducing friction and preventing harmful deposits, the oil helps to maintain engine performance and reliability over time.

Reduced Maintenance Costs:
The oil's ability to keep the engine clean and protect against wear and oxidation can lead to fewer maintenance requirements and lower repair costs. Extended service intervals further reduce maintenance expenses and downtime.

Improved Engine Efficiency:
Gulf Western TOP DOG XDO helps to enhance engine efficiency by reducing internal friction and maintaining optimal performance. This can result in better fuel economy and overall engine performance.

Consistent Performance:
The oil maintains its viscosity and lubrication properties across a wide range of temperatures, ensuring consistent performance and protection in varying operating conditions. This reliability contributes to smooth engine operation and reduced risk of mechanical issues.

Compatibility with Emission Control Systems:
The oil's API CI-4 specification ensures compatibility with modern diesel engines equipped with emission control systems. It helps to maintain compliance with emission regulations while providing the necessary protection and performance.

Formulated for EGR Systems:
The oil is specially formulated to work effectively with engines fitted with Exhaust Gas Recirculation (EGR) systems. This formulation helps to protect the EGR system by minimizing deposit formation and ensuring the system operates efficiently.

Typical Characteristics:

• Viscosity at 40°C: 110 cSt
• Viscosity at 100°C: 15.7 cSt
• Viscosity Index: 140
• Pour Point: -21°C
• Flash Point: 246°C
• Density at 15°C: 0.8686 g/cm³