Cenex^® Natural Gas Engine Oils

Extend the performance and longevity of natural gas engines with Cenex® natural gas engine oils. Engineered with advanced additive technology to ensure your engine operates cleanly over longer drain intervals, maintains thermal stability to prevent degradation and contributes to fuel efficiency while providing exceptional wear protection.

Our natural gas engine oils

Heavy-duty natural gas engines work under tight, pressurized and extreme weather conditions. Cenex natural gas engine oils are blended with high-quality base oils, special additives and detergents to minimize deposit buildup, protect critical valve components and extend head and spark plug life.

Irriflex Stationary Irrigation Engine Oil

Irriflex^® Low-Ash Oils for Stationary Natural Gas or LP Irrigation

A low-ash, high-quality lubricant specially formulated for use in stationary natural gas and LP irrigations engines, where a low amount of metallic ash forming components are critical. Reduces wear, protecting heavily loaded engine parts from metal-on-metal contact. Available in 20W-40, SAE 30, SAE 40 and SAE 50 viscosity grades.

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Superlube NG^® Heavy Duty Engine Oil Compressed Natural Gas/Liquefied Natural Gas

A heavy-duty engine oil designed to protect and enhance performance in compressed natural gas, liquefied natural gas, liquefied petroleum gas and propane engines. Available in 15W-40 viscosity grade.

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NGEO 2000 LA Low-Ash Oil for Natural Gas Engines

A low-ash natural gas engine oil blended with high-quality paraffinic base oil and superior detergents to control carbon deposits, improve TBN retention and minimize valve recession. Available in 15W-40, SAE 30 and SAE 40 viscosity grades.

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NGEO 2500 MA Mid-Ash Oil for Natural Gas Engines, Biogas, & Landfill

A mid-ash natural gas engine oil for use in 4-stroke stationary engines. Provides increased detergents to provide reserve TBN and alkalinity retention specifically for biogas and landfill gas engines. Available as SAE 40 viscosity grade.

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NGEO 3000 NA Ashless Oil for Natural Gas Engines

An ashless natural gas engine oil formulated with high quality paraffinic base oil and an ashless additive system to minimize deposits and extend spark plug life in 2-stroke engines. Available in 15W-40 and SAE 40 viscosity grades.

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Product benefits

Cenex offers a broad portfolio of innovative, high-quality natural gas oils to fit your business needs.

Superior wear protection

With additional anti-wear technology to maximize wear control for longer component life
Extended oil durability

With improved Total Base Number (TBN) retention to extend drain intervals
Longer engine life

With special detergents and dispersants to minimize engine deposits and lower oil consumption
Low-ash and ashless products

Specially formulated to control carbon deposits and wear