Prime X – Diesel Engine Oils

PetroGulf Prime X ZENITH is a fully synthetic, heavy-duty diesel engine oil designed to provide exceptional lubrication for next-generation diesel engines. It supports extended drain intervals and delivers excellent performance in low-temperature conditions. This product meets or exceeds the specifications of all major European and American engine manufacturers. It is recommended for use in naturally aspirated and turbocharged diesel-powered equipment from leading Japanese, European, and American manufacturers. Ideal for mixed fleets and both on- and off-highway applications, it is well-suited for industries including construction, mining, quarrying, and agriculture.

PetroGulf Prime X INFINITE is a synthetic base, extra high-performance diesel engine oil formulated to provide superior lubrication and extend engine life in modern diesel engines. It meets or exceeds the specifications of all major European and American engine manufacturers. This oil is recommended for use in naturally aspirated and turbocharged diesel-powered equipment from leading Japanese, European, and American manufacturers. Suitable for mixed fleets, it performs reliably in both on- and off-highway applications, including heavy-duty trucking and industrial sectors such as construction, mining, quarrying, and agriculture.

PETROGULF Prime X Legend is a high-performance, part-synthetic diesel engine oil formulated with an advanced detergent-inhibitor additive system and high-quality, solvent-refined paraffinic base oils. This optimized combination ensures outstanding thermal and oxidative stability at high temperatures, along with excellent protection against piston lacquer deposits. Its advanced dispersant technology helps prevent sludge formation, protects metal surfaces, and manages fuel-generated soot. Prime X Legend is recommended for a wide range of crankcase applications, including heavy-duty diesel engines in over-the-road trucks, construction, agriculture, power generation equipment, and even gasoline-powered cars and light-duty trucks.

PETROGULF Prime X PLATINUM multi-grade oils are formulated with an advanced detergent-inhibitor additive system and premium solvent-refined paraffinic base oils. These oils are recommended for diesel engines used in trucks, cars, farm machinery, earthmoving equipment, mining, and construction applications. They offer protection across both heavy-duty and light-duty services. The additive-base oil synergy delivers excellent high-temperature performance, oxidative stability, and superior piston cleanliness. Thanks to advanced dispersant technology, Prime X Platinum provides effective suspension of insolubles, helping maintain oil fluidity, reduce sludge formation, and manage fuel-borne soot for long-lasting engine protection.

PetroGulf Prime X Gold oils are premium-quality mono- and multi-grade engine lubricants specially formulated for older diesel engines. They are engineered to meet the most demanding performance requirements of naturally aspirated and turbocharged engines. These oils ensure faster lubrication of engine components, minimize wear during operation, and help reduce fuel consumption. Prime X Gold is a smart choice for both on- and off-road fleets looking for improved fuel economy, dependable performance, and long-term engine reliability.