AMSOIL Synthetic Motor Oil

Signature Series 0W-30 100% Synthetic Motor Oil {SSO}
AMSOIL Signature Series 0W-30 Synthetic Motor Oil is the industry benchmark in lubrication technology. Engineered with the world’s finest synthetic base oils and high performance additives, AMSOIL Signature Series 0W-30 is 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. AMSOIL Signature Series 0W-30 is a premium grade synthetic motor oil that exceeds the requirements of modern, high-performance engines and older engines. It replaces other 0W-30, 5W-30 and 10W-30 motor oils and consistently outperforms competitive conventional and synthetic motor oils.

SAE 0W-20 100% Synthetic Motor Oil {ASM}
AMSOIL 100% Synthetic 0W-20 Motor Oil (ASM) 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.

SAE 5W-30 100% Synthetic Motor Oil {ASL}
AMSOIL 100% Synthetic 5W-30 Motor Oil (ASL) delivers extraordinary lubrication in all types of automotive gasoline engines. By combining the industry premier synthetic technology with AMSOIL premium additives, AMSOIL ASL exceeds the higher performance demands of modern engines. It withstands the stress of higher horsepower, higher heat and complicated emission control systems. AMSOIL Synthetic 5W-30 Motor Oil consistently outperforms competitive conventional and synthetic motor oils. It delivers long-lasting performance and protection.

SAE 10W-30 100% Synthetic Motor Oil {ATM}
(See How AMSOIL ATM Stacks Up to The Competition)
AMSOIL 100% Synthetic 10W-30 Motor Oil (ATM) delivers extraordinary lubrication in all types of automotive gasoline engines. By combining the industry premier synthetic technology with AMSOIL premium additives, AMSOIL ATM exceeds the higher performance demands of modern engines. It withstands the stress of higher horsepower, higher heat and complicated emission control systems. AMSOIL Synthetic 10W-30 Motor Oil consistently outperforms competitive conventional and synthetic motor oils. It delivers long-lasting performance and protection.

Extended Life 5W-20 Synthetic Motor Oil {XLM}
AMSOIL Extended Life Synthetic Motor Oils deliver exceptional protection for 7,500-mile/6-month oil change intervals or longer where stated by vehicle manufacturers or indicated by electronic oil life monitoring systems. They provide "Peace-of-Mind" for owners of modern vehicles where drain intervals exceed conventional oil recommendations of 3,000 miles.

Extended Life 5W-30 Synthetic Motor Oil {XLF}
AMSOIL Extended Life Synthetic Motor Oils deliver exceptional protection for 7,500-mile/6-month oil change intervals or longer where stated by vehicle manufacturers or indicated by electronic oil life monitoring systems. They provide "Peace-of-Mind" for owners of modern vehicles where drain intervals exceed conventional oil recommendations of 3,000 miles.

Extended Life 10W-30 Synthetic Motor Oil {XLT}
AMSOIL Extended Life Synthetic Motor Oils deliver exceptional protection for 7,500-mile/6-month oil change intervals or longer where stated by vehicle manufacturers or indicated by electronic oil life monitoring systems. They provide "Peace-of-Mind" for owners of modern vehicles where drain intervals exceed conventional oil recommendations of 3,000 miles.




Extended Life 10W-40 Synthetic Motor Oil {XLO}
AMSOIL Extended Life Synthetic Motor Oils deliver exceptional protection for 7,500-mile/6-month oil change intervals or longer where stated by vehicle manufacturers or indicated by electronic oil life monitoring systems. They provide "Peace-of-Mind" for owners of modern vehicles where drain intervals exceed conventional oil recommendations of 3,000 miles.

Series 2000 20W-50 100% Synthetic Racing Oil {TRO}
AMSOIL Series 2000 20W-50 Racing Oil is the number one choice for racers of all types of vehicles. Special synthetic base stock blend and advanced additive package provides up to four times the wear protection of other motor oils. Reduces friction for quicker engine response and increased horsepower.

European Car Formula 100% Synthetic 5W-40 Motor Oil {AFL}
AMSOIL European Car Formula Synthetic 5W-40 Motor Oil (AFL) is specially formulated for the lubrication needs of modern European gasoline and diesel cars and light trucks. Formulated with advanced AMSOIL synthetic base stocks, premium additives and a 5W-40 viscosity rating, AMSOIL AFL is the preferred oil for virtually all European automobiles, especially turbo charged models. It is one of the only oils in North America to be recommended for the latest specifications of all three major European automakers - Volkswagen (Audi), BMW and Mercedes-Benz and the latest North American API specification. AMSOIL AFL is highly versatile for multiple applications.

SAE 60 Synthetic Racing Oil {AHR}
AMSOIL SAE 60 Synthetic Super Heavy Weight Racing Oil is designed for high horsepower racing engines, typically supercharged and alcohol-burning or nitro-fueled, and requiring a high viscosity oil to resist the thinning effects of fuel dilution. AMSOIL Synthetic Super Heavy Weight Racing Oil is formulated specifically for wear protection and friction reduction in the extreme service conditions of racing.  It has been proven on-track to bring down high engine oil sump temperatures by 20 degrees F, which speaks directly to its ability to reduce friction, promote power and inhibit wear.

SAE 10W-40 100% Synthetic Premium Protection Motor Oil {AMO}
Formulated for use in both gasoline and diesel engines. AMSOIL Synthetic 10W-40 Premium Protection Motor Oil is specially formulated to provide superior protection and performance in a wide variety of demanding applications. By incorporating high quality synthetic base stocks and additives, AMSOIL Premium Protection Oil exceeds the needs of large and small gasoline or diesel engines in cars, motorcycles, trucks, motor homes, maintenance equipment, heavy equipment, street rods and marine applications. It is ideal for high mileage vehicles and high-stress vehicles subject to hot temperatures, heavy hauling, trailer pulling or off road use.

SAE 20W-50 100% Synthetic Premium Protection Motor Oil {ARO}
Formulated for use in both gasoline and diesel engines. AMSOIL Synthetic 20W-50 Premium Protection Motor Oil is specially formulated to provide superior protection and performance in a wide variety of demanding applications. By incorporating high quality synthetic base stocks and additives, AMSOIL Premium Protection Oil exceeds the needs of large and small gasoline or diesel engines in cars, motorcycles, trucks, motor homes, maintenance equipment, heavy equipment, street rods and marine applications. It is ideal for high mileage vehicles and high-stress vehicles subject to hot temperatures, heavy hauling, trailer pulling or off road use.

Series 3000 100% Synthetic 5W-30 Heavy-Duty Diesel Oil {HDD}
AMSOIL Series 3000 100% Synthetic 5W-30 Diesel Oil (HDD) delivers extraordinary lubrication in both diesel and gasoline engines found in commercial, fleet and personal vehicles. By combining the industry’s premier synthetic technology with AMSOIL premium additives, AMSOIL HDD exceeds the higher performance demands of modern engines. It withstands the stress of higher heat, higher acid levels and excessive soot loading found in EGR equipped engines. AMSOIL Series 3000 Synthetic 5W-30 Diesel Oil consistently outperforms conventional and synthetic diesel oils for long-lasting performance and protection.

SAE 5W-40 100% Synthetic Premium API CJ-4 Diesel Oil {DEO}
AMSOIL Synthetic 5W-40 (DEO) is the premium choice for API CJ-4 emission quality diesel oil required by model year 2007 and newer diesel engines. It delivers extraordinary lubrication in diesel engines found in commercial, fleet and personal vehicles. Built with the latest additive and synthetic base oil technology, AMSOIL Synthetic 5W-40 Diesel Oil exceeds the higher performance demands of modern engines. It withstands the stress of heat, soot and acids to help prevent deposits, corrosion and wear. AMSOIL Synthetic 5W-40, with its broad viscosity range, is ideal for winter and summer use. It resists breakdown and can extend drain intervals when monitored by oil analysis.

Synthetic Heavy-Duty Diesel & Marine Motor Oil SAE 15W-40 {AME}
AMSOIL Synthetic Heavy-Duty Diesel & Marine Motor Oil (AME) is a premium diesel oil providing excellent performance in all types of diesel engines where highly effective control of wear and deposits is vital. Built with heavy-duty dispersant/detergent additives, its 12 TBN chemistry neutralizes acids and controls soot thickening from EGR and blow-by to protect against corrosion, cylinder bore polishing (wear) and varnish/sludge deposits. AMSOIL AME resists heat and breakdown better than conventional petroleum oils for long lasting performance and protection.

10W-30/SAE 30 Heavy-Duty Diesel Oil {ACD}
AMSOIL Synthetic 10W-30/SAE 30 Diesel Oil (ACD) is formulated with premium synthetic base oils that exceed both 10W-30 multi-grade and SAE 30 straight-grade viscosity requirements for outstanding performance in modern and older diesel engines. Unlike conventional SAE 30 motor oils, AMSOIL ACD has a naturally high viscosity index and does not contain paraffin (wax). It has a -36°F pour point and qualifies for SAE 10W, making it an “all season” multi-grade lubricant with a wide operating temperature range. AMSOIL ACD is formulated without viscosity index improvers (VI). This shear stable formulation stops viscosity loss and associated bearing and cylinder bore wear.

SAE 15W-40 Synthetic Blend Heavy-Duty Diesel/Gasoline Motor Oil {PCO}
AMSOIL Synthetic Blend 15W-40 Heavy Duty Motor Oil (PCO) features a dual-base of premium synthetic and hydro-processed base oils in formulation with proven high quality anti-wear additives. This multi-use oil is designed for both heavy-duty diesel engines (including modern EGR units) and gasoline engines, combining versatility and heavy-duty engine protection into one cost effective motor oil. It is formulated with high levels of dispersant and detergent additives that effectively control acids and soot thickening to prevent corrosion, wear and deposits. AMSOIL Synthetic Blend 15W-40 Heavy Duty Motor Oil is excellent for all season use in on- or off-road applications.

SAE (20W)-40 Synthetic Natural Gas Motor Oil {ANG}
AMSOIL Synthetic Natural Gas Engine Oil is chemically formulated to deliver unsurpassed protection for natural gas engines. Natural Gas Engine Oil has a low-ash formula with highly effective rust and corrosion inhibitors. It circulates quickly to critical engine components for fast, easy cold-weather engine start-ups and has a very low volatility to remain stable in hot engine conditions. AMSOIL Natural Gas Engine Oil resists the effects of high temperature oxidation much longer than petroleum oils.

Engine Flush {AEF}
AMSOIL Fast Acting Engine Flush is made from a carefully selected blend of solvents and special cleaning agents that dissolve and disperse harmful deposits formed in the crankcase, cylinder walls, pistons and rings of an internal combustion engine. When used as directed, it cleans and restores operating efficiency to valves, valve lifters, rocker arms, and pistons for improved horsepower, fuel economy, and performance. Use before changing oil.