• 2nd to nobody else's oil

    The ULTIMATE in lubrication

  • Fully synthetic oil not from conventional


  • Increase Horsepower


Long lasting 5W-30 that can save you time and money for years to come

  • Fully synthetic oil

    Signature Series

    Best value! Up to 1-year or 25,000 miles between oil changes. Use with an EAO or EA15K oil filter to get maximum benefits.

  • Long lasting motor lubrication

    6-months or 10,000 miles

    Drive less? Change your oil twice per year with this fully synthetic oil. Recommended with with an AMSOIL, WIX or MANN filter.

  • Factory oil drain intervals

    3,000 to 10,000 Miles

    Fully synthetic oil designed to last for original equipment manufacturer's drain interval as stated in owner's manual. Use any oil filter.

  • Oil for European cars or diesel

    European 5W30

    The best fully synthetic oil for use in European cars exceeding the rigorous specifications for VW, Mercedes-Benz, BMW and Porsche.

Why buy this oil?

  • Higher TBN means longer lasting
  • Less expensive to use
  • Engines last much longer
  • Maximizes Fuel Economy + More Horsepower

    By reducing friction, your engine doesn't have to work as hard as it does with other conventional or synthetics oils. The increase you receive in gas mileage can often pay for the cost of the oil many times over.

  • Reduce Engine Wear

    One of the main benefits to using AMSOIL oils is that the oil is engineered to be so robust that if you plan to keep your vehicle for a long long time, it can virtually eliminate wear on internal engine parts.

  • Extended Drain Intervals

    One noticeable benefit that you will see once you switch to an oil such as the Signature Series or XL drastic elimination of unnecessary oil changes. While other oils simply aren't engineered for long duty cycles, AMSOIL spares no expense when it comes to our formulation.

  • Reduces Oil Consumption

    Ever notice a car that uses oil yet you don't see any smoke or leaking? This occurs when oil gets hot causing high oil consumption and emissions. AMSOIL oils are designed with to fight off volatility and evaporation and are able to handle brutal operating temperatures that surpass what many other conventional or synthetic oils can do.

  • Bottom Line: IT SAVES YOU MONEY

    Because AMSOIL oils are designed to last long and stay sludge-free, there's nothing like having the peace of mind of avoiding an engine rebuild and replacing worn out parts once your vehicles reaches hundreds of thousands of miles. This is not an uncommon occurrence for customers who use our oils.

Other Resources


    AMSOIL Garage

    Free resource where you can track all of your car maintenance, even if you don't use AMSOIL products!


    Oil and Filter Guide

    Enter your year, make and model and know exactly what AMSOIL oils and filters are compatible with your vehicle.


    Become a dealer or get wholesale prices.

    Register as a dealer or Preferred Customer and you can get all of AMSOIL's products at 25% off.

Premium 5W30 doesn't cost all that much more

There's a lot of other oils on the market. Why not buy one 5W30 that pays for itself many times over vs one that will end up costing you more in wasted fuel and oil? Keep the money in the country. AMSOIL oils are all made in the USA. These are all fully synthetic and not blends. Our oils are engineered to outperform all other conventional and synthetic oils. Look at all of the people who complain of having sludge in their engines. Why would you continue to buy from competitors to risk that when you could be using our fully synthetic oils? You could drive your car for a lifetime and spend the least amount of money on oil and downtime. If you have a fleet of vehicles, you could save thousands in the years to come by using our fantastic products.