Synthetic Motor Oils
AMSOIL FORMULATES A WIDE SELECTION OF SYNTHETIC LUBRICATING OILS for all types of engine and gear applications, including those for specialized vehicles and severe operating conditions. In addition, AMSOIL has developed sophisticated fuel additives, filtration systems and other companion products that supplement and extend lubricant performance.
The complete line of quality AMSOIL products is recognized by countless private motorists, fleet managers and industrial administrators as the best and most cost-effective choice for increasing engine performance, reducing maintenance and prolonging vehicle and equipment life.
Go to AMSOIL Products and choose either by product catagory or application in order to find which lubrication product is right for you. While there you can also select the Master Filter Cross Reference to find the oil, air or fuel filter that is correct for your application.
Product Recommendation and Drain Interval Chart
| Code: SSO | Signature Series 0W-30 100% Synthetic Motor Oil |
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 | AMSOIL's 0W-30 100% Synthetic Signature Series Motor Oil is the industry benchmark in lubrication technology. Designed for those who demand the absolute best in motor oil performance. The exclusive “extended drain” formulation delivers superior engine protection and maximum fuel economy and exceeds the requirements of modern, high performance and older engines. Reduces Wear
AMSOIL Signature Series 0W-30 Synthetic Motor Oil contains specialized anti-wear technology. Its durable, high temperature film strength effectively separates metal surfaces to reduce wear even under the most grueling conditions. Tests prove that AMSOIL Signature Series 0W-30 provides better protection against wear than other motor oils (see graph). AMSOIL Signature Series 0W-30 helps engines last longer. Click Here For More Information or to Place an Order 
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| Code: ASM | SAE 0W-20 100% Synthetic Motor Oil |
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 | AMSOIL 0W-20 100% Synthetic Motor Oil delivers extraordinary lubrication for automotive gasoline engines. AMSOIL combined the industry premier synthetic technology and additives into a light viscosity formulation that withstands high temperatures and delivers outstanding fuel economy and cold temperature performance. AMSOIL ASM replaces SAE 5W-20 and is recommended for extended drain intervals according to AMSOIL service interval guidelines. It delivers long-lasting performance and protection. Click Here For More Information or to Place an Order |
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| Code: ASL | SAE 5W-30 100% Synthetic Motor Oil |
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 | AMSOIL 5W-30 100% Synthetic Motor Oil Dramatically outperforms conventional petroleum motor oils. Reduces friction, heat and wear for maximum power, performance and fuel efficiency. Resists high temperature burn-off, chemical breakdown and sludging to keep engines cleaner. Outstanding low temperature fluidity for fast, dependable winter starts and immediate start-up protection. Exceeds the most demanding world-wide performance standards and meets warranty requirements for all domestic and imported passenger car engines, both turbocharged and nonturbocharged. Up to 25,000-mile or 1-year drain intervals. Click Here For More Information or to Place an Order |
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| Code: ATM | SAE 10W-30 100% Synthetic Motor Oil |
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 | AMSOIL 10W-30 100% Synthetic Motor Oil is engineered to outperform all conventional gasoline engine motor oils, reduce heat, friction and wear for maximum power, performance and fuel efficiency and clean engine formula. Resists high temperature break down that forms sludge and varnish. Lasts longer and offers better protection. Ideal for hot and cold climates. Recommended for all gasoline engines. Up to 25,000-mile or 1-year drain intervals. Click Here For More Information or to Place an Order |
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| Code: AFL | 100% Synthetic 5W-40 European Engine Oil |
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 | Formulated for the needs of European gasoline cars and light trucks. Blended with a broad 5W-40 viscosity rating. Allows for the maximum extended drain intervals recommended while providing superior protection and performance. Click Here For More Information or to Place an Order |
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| Code: AMO | SAE 10W-40 Synthetic Premium Protection Motor Oil |
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 | AMSOIL 10W-40 Premium Synthetic Motor Oil can be used in both gasoline and diesel engines. Offers multi-functionality and wear protection. Ideal for applications where the extra protection of a higher-viscosity oil is desired. Excellent for motor homes and older vehicles, as well as many types of modern equipment and compatible with some motorcycles. Click Here For More Information or to Place an Order |
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| Code: ARO | SAE 20W-50 Synthetic Premium Protection Motor Oil |
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 | For use in both gasoline and diesel engines. Offers multi-functionality and wear protection. Ideal for applications where the extra protection of a higher-viscosity oil is desired. Excellent for motor homes and older vehicles, as well as many types of modern equipment and compatible with some motorcycles. Click Here For More Information or to Place an Order |
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| Code: ANG | SAE (20W)-40 Synthetic Natural Gas Engine Oil |
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 | AMSOIL Synthetic Natural Gas Engine Oil (ANG) was developed to deliver unsurpassed performance in natural gas engines calling for an SAE 40, low-ash (<.50%) lubricant. Click Here For More Information or to Place an Order |
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Extended Life "XL" Motor Oils
AMSOIL Extended Life “XL” Synthetic Motor Oils... 7,500-mile or 6-month drain interval.
Amsoil XL Motor Oils exceed the current performance requirements for gasoline engines and deliver exceptional performance by controlling wear and maximizing fuel economy. Up to 7,500-mile or 6-month drain intervals which ever comes first.
Cost conscious business owners and fleet managers benefit from the extended drain intervals and wear protection of high quality AMSOIL XL Synthetic Motor Oils. Frequent oil changes are costly, time consuming and inconvenient, longer drain intervals reduce costs (labor, used oil disposal, facility demands) and improve environmental image.
| Code: XLM | SAE 5W-20 XL Synthetic Motor Oil |
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 | Extended life motor oil delivers exceptional protection for 7,500-mile/6 month oil change intervals or longer. AMSOIL SAE 5W-20 XL Motor Oils provide peace of mind for owners of modern vehicles where drain intervals exceed conventional oil recommendations of 3,000 miles. Click Here For More Information or to Place an Order |
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| Code: XLF | SAE 5W-30 XL Synthetic Motor Oil |
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 | Extended life motor oil delivers exceptional protection for 7,500-mile/6 month oil change intervals or longer. AMSOIL SAE 5W-30 XL Motor Oils provide peace of mind for owners of modern vehicles where drain intervals exceed conventional oil recommendations of 3,000 miles. Click Here For More Information or to Place an Order |
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| Code: XLT | SAE 10W-30 XL Synthetic Motor Oil |
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 | Extended life motor oil delivers exceptional protection for 7,500-mile/6 month oil change intervals or longer. AMSOIL SAE 10W-30 XL Motor Oils provide peace of mind for owners of modern vehicles where drain intervals exceed conventional oil recommendations of 3,000 miles.
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