GTOil are a blend of high quality synthetics and specialized additives. Our premium blends help protect your engine against high temperature oxidation wear, rust, corrosion, and viscosity breakdown—they also keep your engine exceptionally clean. Our engine oils were designed to not only meet the latest car manufacturer’s warranty requirements, but to also meet the demands of small displacement, high RPM fuel-efficient engines.

All GTOil are API-certified. The API certification mark identifies quality motor oils for gasoline and diesel-powered vehicles. Oils displaying the API certification mark must meet or exceed performance requirements set by international vehicle and engine manufacturers and the lubricant industry.

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Full Synthetics

0W-20 Full Synthetic

This full synthetic provides excellent engine cleanliness. Rest assured that with GTOil's 0W-20 formulation, your engine will be protected in weather extremes. The light viscosity and quality formulation of this oil also means that this is an ideal oil to maximize fuel economy. Toyota and Honda often recommend 0W-20.

5W-20 Full Synthetic

Our advanced synthetic technology resists chemical breakdown for maximum wear protection. GTOil's 5W-20 helps your vehicle achieve maximum performance.

5W-30 Full Synthetic

Engineered to outperform conventional oils, GTOil's 5W-30 Full Synthetic is the perfect combination of performance and value. Our quality oil helps keep your engine clean.

10W-30 Full Synthetic

With great wear control and increased fuel economy compared to conventional oils, GTOil's 10W-30 Full Synthetic delivers both performance and value.
Note: These products are not recommended for heavy-duty truck engines.

Synthetic Blends

5W-20 Synthetic Blend

With great wear protection and optimized fuel efficiency, GTOil's 5W-20 Synthetic Blend is sure to please.

5W-30 Synthetic Blend

GTOil's 5W-30 Synthetic Blend formulation provides enhanced protection against deposit formation and oil thickening.

10W-30 Synthetic Blend

GTOil's 10W-30 Synthetic Blend promotes engine cleanliness with its excellent deposit and sludge control.
Note: These products are not recommended for heavy-duty truck engines.

Automatic Transmission Fluids


GTOil's ATF III is a quality universal automatic transmission fluid. Our ATF III helps to protect against metal-to-metal friction and transmission wear. For use in vehicles that can use DEXRON-II or DEXRON-III fluid.

Multi-Vehicle Synthetic Blend

With a long fluid life and great protection against rust and corrosion, you can depend on GTOil's Multi-Vehicle Synthetic Blend. Our Multi-Vehicle Synthetic Blend works great with a variety of passenger vehicles.

GTOil products:

  • Are recommended for passenger vehicles, light duty pickups, motorcycles, and other gasoline engines.
  • Are recommended for domestic and foreign high-performance engines, especially small high RPM and turbocharged engines.
  • Exceed API service classification SN.
  • Meet or exceed General Motors Dexos I engine oil certifications.