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Zepro Engine Oil

Idemitsu raises the bar on quality, performance and fuel economy with the launch of ZEPRO premium engine oils. Using unique synthetic lubricant technology previously exclusive to our original equipment manufacturer (OEM) customers for factory fill and genuine oils, Idemitsu ZEPRO engine oils are formulated to exceed OEM standards.

Zepro Engine Oil Bottles

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Zepro OW-16 Bottles

ZEPRO 0W-16


Perfect for next-generation hybrids. An ultra-low viscosity full synthetic that provides outstanding fuel efficiency and lower emissions.

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Zepro OW-20 Bottle

ZEPRO 0W-20

with Advanced Molybdenum

Optimized for vehicles with “stop-start” technology. Advanced Molybdenum formulation reduces friction for excellent fuel economy, power and durability.

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Zepro OW-20 Dexos Bottles

ZEPRO 0W-20

dexos1™ Approved

Developed for GM Ecotec engines. Provides excellent fuel economy while eliminating low-speed pre-ignition events in turbocharged engines.

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Zepro 5W-30 Bottles

ZEPRO 5W-30

dexos1™ Approved

Developed for GM Ecotec engines. Delivers improved durability and superior wear protection in extreme operating conditions.

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Zepro 5W-40 Bottles

ZEPRO 5W-40

Euro Formulation

Meets the stringent performance requirements of advanced European turbocharged and naturally aspirated gasoline and diesel engines.

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Oil Feature Image

Unique synthetic lubricant technology previously exclusive to Idemitsu OEM customers for factory fill and genuine oils

Engine Feature Image

Superior performance and eco-friendly benefits specifically developed for next-generation vehicles

Gear Feature Image

Engineered using advanced wear-control and superior additive chemistry