AMSOIL DOMINATOR 15W-50 is a fully synthetic racing engine oil engineered to help maximize power while delivering outstanding protection in extreme heat, high rpm, and shock-load conditions. Its shear-stable formulation helps maintain a strong protective oil film, and it’s heavily fortified with zinc and phosphorus anti-wear additives for added protection in severe racing environments.
Key Benefits
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Shear-stable formula helps resist viscosity loss and maintain oil film strength
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Heavily fortified with zinc and phosphorus anti-wear additives for extreme protection
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Designed to help reduce friction for maximum horsepower and cooler temperatures
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Built to handle high heat and severe-duty racing stress
Applications (Specifications / Approvals)
Use in high-performance racing engines where an SAE 50 viscosity oil is suitable, including (but not limited to):
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asphalt late model
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dirt late model
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modified big block
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modified small block
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GM crate late model
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marine
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sprint
Compatible with leaded and unleaded gasoline, diesel, alcohol, nitromethane and nitrous oxide.
Change / Drain Interval (Service Life)
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Consider the event, application, and operating conditions. When competing, the vehicle owner is responsible for determining an appropriate oil service interval.
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Not intended for long-term use in passenger cars/light trucks.
Note: Always confirm the required viscosity and specifications in your vehicle owner’s manual before use.
