Shop AMSOIL and our premium line of full synthetic motor oils & lubricants engineered to keep your vehicles and equipment running cleaner, longer! - AMSOIL

Your engine is designed to use a motor oil of a specific viscosity; using an oil that's too thin can reduce wear protection, while using an oil that's too thick can increase chemical breakdown …

Shop for Gasoline Motor Oil at AMSOIL. Find the full line of premium AMSOIL products and buy online for delivery to your home.

With AMSOIL synthetic lubricants, you put more than industry-leading oil in your vehicle – you put time back into your schedule. Our extended-drain lubricants let you safely go longer between oil changes if you want, saving time spent on maintenance.

AMSOIL Engine and Transmission Flush (FLSH) helps restore fuel economy, increase operating efficiency and reduce emissions in gasoline and diesel engines, and automatic transmissions.

Delivers commercial-grade protection and outperforms conventional oils. Tough formulation protects against wear, heat and carbon deposits. Helps maintain power and promotes long …

Shop for Power Equipment at AMSOIL. Find the full line of premium AMSOIL products and buy online for delivery to your home.

Engine Fogging Oil (FOG) offers superior film retention, providing long-term protection against corrosion and dry starts, extending engine life and reducing operating expenses.

We produce the synthetic motor oil, oil filter, transmission fluid, gear lube and grease for a complete fluid change – everything to keep your Hyundai TUCSON running smoothly for the long haul.

Find the best AMSOIL synthetic diesel oil for your application in the Product Lookup. AMSOIL diesel fuel additives also provide benefits designed to keep diesel engines operating at top …