Frank Mottola

AMSOIL synthetic oils are engineered to preserve the power and response you need from your equipment.

Use AMSOIL in your equipment and start protecting your engine today.

Superior Protection and Performance for Summer Equipment

Motorcycles

AMSOIL Synthetic Motorcycle Oils provide superior multifunctional benefits for the special requirements of motorcycle applications. These exclusive AMSOIL formulations provide outstanding protection for hot-running American and foreign motorcycle engines, transmissions and primary chaincases.

AMSOIL 20W-50 Synthetic Motorcycle Oil is recommended for liquid- or air-cooled four-stroke motorcycle engines calling for a 15W-50 or 20W-50 oil, while also providing superior protection for transmissions and primary chaincases.

AMSOIL 10W-40 Synthetic Motorcycle Oil is recommended for liquid- or air-cooled four-stroke motorcycle engines calling for a 10W-40 or 20W-40 oil, while also providing superior protection for transmissions.

AMSOIL 10W-30 Synthetic Motorcycle Oil is recommended for liquid- or air-cooled four-stroke motorcycle, scooter, ATV and UTV engines calling for a 10W-30 oil, while also providing superior protection for transmissions.

Boats

AMSOIL Formula 4-Stroke® 10W-30 (WCT) and 10W-40 (WCF) Marine Synthetic Motor Oils provide superior wear protection, viscosity stability, low volatility and excellent low-temperature fluidity in four-stroke gasoline-fueled marine engines.

AMSOIL HP Marine™ Synthetic 2-Stroke Oil provides maximum protection and performance in two-stroke outboard motors.

AMSOIL Synthetic 2-Stroke Injector Oil is an excellent, lower-cost option in two-stroke outboards.

AMSOIL DOMINATOR Synthetic 2-Stroke Racing Oil provides maximum protection and performance in high performance and racing two-stroke boat motors.

AMSOIL Outboard 100:1 Pre-Mix Synthetic 2-Stroke Oil provides maximum protection and performance at lean mix ratios in pre-mix boating applications.

Lawn Equipment

AMSOIL Formula 4-Stroke® Synthetic Small Engine Oil is a robust formulation ideal for the hot-temperature, severe-service operating conditions of four-stroke lawn care equipment. Formula 4-Stroke Synthetic Small Engine Oil resists heat and reduces oil consumption, and it provides excellent protection for transmission systems.

AMSOIL Saber® Professional Synthetic 2-Stroke Oil provides one oil that covers all mix ratios. It is designed for pre-mix applications as lean as 100:1 ratios or richer. It guards against deposits, helps improve throttle response and lowers or eliminates smoke.

ATV

AMSOIL Formula 4-Stroke® Power Sports Synthetic Motor Oil is specially formulated for four-stroke powersports equipment such as ATVs. Its broad viscosity range and wax-free formulation make it excellent for use in both hot and cold temperature extremes.

Formula 4-Stroke Power Sports Oil is wet-clutch compatible and contains no friction modifiers, making it ideal for both two- and four-stroke ATV transmissions. The friction-modifier-free formulation is designed to prevent clutch slippage, delivering maximum torque and power to the wheels – a critical feature for towing or high-horsepower engines.

Scooters

AMSOIL 10W-40 Formula 4-Stroke® Synthetic Scooter Oil is formulated specifically to meet the special needs of today’s high-tech air- and water-cooled four-stroke motorized scooters, offering superior wear protection and friction reduction for longer equipment life and cooler operating temperatures.Formula 4-Stroke Synthetic Scooter Oil delivers exceptional shear stability, ensuring consistent viscosity protection and providing additional protection for transmissions and gear boxes. Its friction-modifier- free formulation ensures wet-clutch compatibility and smooth clutch operation.

Dirt Bikes

AMSOIL synthetic 2-Stroke oils provide maximum protection and performance in high-stress, high-revving twocycle dirt bike engines, providing maximum wear protection, controlling engine operating temperatures, increasing power output, keeping engines clean and reducing smoke, odor and emissions.

DOMINATOR Synthetic 2-Stroke Racing Oil is specially engineered to provide superior protection in high performance and racing two-cycle engines.

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AMSOILWarranty

AMSOIL guarantees the performance of its products, so you can be confident they perform as advertised. AMSOIL introduced the world’s first API-qualified synthetic motor oil and has since introduced a full line of industry firsts. For more than 40 years, AMSOIL synthetic lubricants have proven themselves in the lab, on the racetrack and on the highway.