Promotions and Announcements

Corporate Announcement

Signature Series 100% Synthetic 5W-30 Motor Oil (ASL)

AMSOIL Signature Series Synthetic Motor Oil delivers extraordinary lubrication in all types of automotive gasoline engines. By combining industry-premier synthetic technology with AMSOIL premium additives, Signature Series Synthetic Motor Oil exceeds the higher performance demands of modern engines. It withstands the stress of higher horsepower, higher heat and complicated emissions control systems. Signature Series Synthetic Motor Oil is engineered to outperform competitive conventional and synthetic motor oils. It delivers long-lasting performance and protection.

AMSOIL Signature Series Synthetic Motor Oil can extend drain intervals far beyond those recommended for conventional oils. Its unique synthetic formulation and long-drain additive system are inherently stable to resist oxidation and neutralize acids over longer periods. Signature Series Synthetic Motor Oil is designed to deliver the best possible engine protection, cleanliness and performance over extended drain intervals. It reduces vehicle maintenance and waste oil disposal costs.

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Promotions and Announcements

Save Time

We are all very busy each day. When you take time out to have your car serviced, you lose valuable time. Why do it as often. With AMSOIL, you get extended drain intervals. This can reduce your oil change needs to once or twice a year! What will you do with your extra time?

Promotions and Announcements

Save Money

If you follow the manufacturer's recommended oil change interval of 3 months or 3000 miles, you can spend as much as $160 or more each year. With AMSOIL extended drain intervals, you can cut that cost by almost 25 percent, maybe more! And it will not void your new car warranty!

Promotions and Announcements

Be kind to the environment

By changing your oil less often, there will be less oil to recycle. AMSOIL cleans your engine, and reduces friction, making it run better, with reduced emissions. Also, you will use less fuel to get from home to work and back each day. Reduced emissions, less dependence on foreign oil, Made in the USA. AMSOIL, First in Synthetics!