A Beginner’s Guide to Motor Oil: What You Need to Know
Motor oil is one of the most important factors impacting your engine’s performance and longevity. While nearly everyone has a
CARS & SUVs
AMSOIL solutions for cars and SUVs
For all kinds of engine and gear applications, including those for specialty cars and harsh operating environments, AMSOIL creates a broad range of synthetic lubricating oils. To enhance and prolong lubricant performance, AMSOIL has also created advanced fuel additives, functional fluids, and other companion products.
Numerous private drivers, fleet managers, and industrial administrators agree that this full range of high-quality solutions is the greatest option available for boosting engine performance, lowering maintenance costs, and extending the life of vehicles and equipment.
AMSOIL Synthetic Motor Oils
AMSOIL synthetic motor oils are designed to form a durable oil film that protects hard-working engines from heat and wear, even in extreme conditions. AMSOIL motor oils help engines operate at peak efficiency and achieve maximum life. They offer a unique combination of performance and convenience other oils simply can’t match.
AMSOIL Signature Series Synthetic Motor Oil
- Engineered for enthusiasts seeking maximum protection and performance
- Precision-formulated with cutting-edge technology and a longstanding devotion to making the world’s best motor oil.
- 75 percent more engine protection against horsepower loss and wear1 than required by the industry standard, extending the life of vital components like pistons and cams.
1Signature Series Fights Wear
75% more engine protection against horsepower loss and wear.A
ABased on independent testing of AMSOIL Signature Series 0W-20, in ASTM D6891 as required by the API SN specification.
AMSOIL Synthetic European Motor Oil
- Designed for the unique demands of gasoline, diesel and hybrid European vehicles.
- European formula features precise blend of synthetic base oils and premium additives.
- Exceptional engine protection without harming emissions systems.
amsoil drivetrain fluids
Modern transmissions run hot, especially if you tow a boat or camper. Intense heta and friction cam cause fluids to break down, leaving your transmission vulnerable. AMSOIL provides reliable protection with a complete line of high-quality synthetic transmission fluids.
AMSOIL Synthetic Series Synthetic Automatic Transmission Fluid
- Withstands the rigors of heavy towing, elevated temperatures and challenging terrain
- Remains fluid in sub-zero temperatures
- Provides reserve protection during heavy use and abuse
AMSOIL Synthetic CVT Fluid
- Provides outstanding metal-to-metal frictional properties and excellent protection and performance
- Designed to ensure the belt or chain remains in contact with the pulleys without slipping
- Resists the formation of varnish that can threaten transmission performance and life
AMSOIL Synthetic DCT Fluid
- Outstanding wear protection
- Excellent performance in extreme heat and cold
- Designed to prevent shudder
AMSOIL Synthetic Manual Transmission & Transaxle Gear Lube 75W-90
- Protects against increased heat and pressure
- Outstanding cold-flow properties
- Protects brass synchronizers
- Friction-modified
- Excellent seal compatibility
- Inhibits rust and corrosion
- Long service life
AMSOIL Severe Gear Synthetic Gear Lube
- Advanced protection against wear
- Controls thermal runaway
- Protects against rust and corrosion
- Helps reduce operating temperatures
- Long oil, seal & equipment life
- Contains friction modifiers for limited-slip applications
AMSOIL Fuel ADDITIVES
AMSOIL has a fuel additive for every vehicle and piece of equipment in your garage.
And they work.
AMSOIL Gasoline Additives
- AMSOIL Upper Cylinder Lubricant delivers increased lubricity for better retention
of horsepower and fuel economy. - AMSOIL P.i.® Performance Improver restores horsepower.
- AMSOIL Gasoline Stabilizer provides fuel stability, helping maintain startability and protect against the formation of varnish and gum
AMSOIL Diesel Additives
- AMSOIL Diesel Injector Clean provides the lubricity your fuel pump and injectors need, reducing wear, improving service life and saving time and money on maintenance costs.
- AMSOIL Diesel All-in-One provides better protection against cold temperature gelling and raises cetane up to four points
AMSOIL functional fluids
AMSOIL synthetic motor oils are designed to form a durable oil film that protects hard-working engines from heat and wear, even in extreme conditions. AMSOIL motor oils help engines operate at peak efficiency and achieve maximum life. They offer a unique combination of performance and convenience other oils simply can’t match.
AMSOIL Passenger Car & Light Truck Coolant
- Unique poly-organic acid (OAT) formulation allows for use in a wide variety of vehicles
- Engineered to exceed original equipment manufacturer (OEM) requirements
- Protection up to 150,000 miles or 5 years, whichever comes first
- Ethylene glycol 50/50 pre-mix formulation
- Protects all cooling system metals, gaskets and hoses
- Phosphate-, nitrate-, nitrite-, silicate-, borate- and amine-free
- Compatible with all other antifreeze and coolant colors
AMSOIL DOT 3 and DOT 4 Synthetic Brake Fluid
- Maintains maximum ABS and traction-control performance.
- Lubricates and protects intricate brake components despite the inevitable water contamination
- Delivers solid, reliable braking.
AMSOIL DOMINATOR DOT 4 Synthetic Racing Brake Fluid
- Provides racers with a brake fluid that delivers superior high-temperature performance preventing brake fade and vapor lock.
- Maintains a low compressibility during the most extreme racing conditions.
- Delivers solid, reliable braking.
AMSOIL Synthetic Power Steering Fluid
- Reduces friction
- Helps seals remain soft to prevent leaks
- Resists heat for long fluid life
- Strong anti-wear protection
- Excellent high-temperature protection and low-temperature performance
- Formulated for quiet operation
latest news
How to Clean your Gas and Diesel Fuel Injectors
Your engine’s fuel injectors deliver fuel into the combustion chamber in synch with the motion of the pistons. But, the
Brake Fluid: The Most Overlooked Vehicle Maintenance
Brake fluid can and does go bad. Despite being one of the most crucial components for safety and performance,
The Crucial Role of Motor Oil in VVT Systems
Variable Valve Timing (VVT) systems represent a big step in engine technology. VVT adjusts the valve timing of an
Brad Lovell: Build for Off Road Adventure Ride
The Build for Off Road Adventure Ride just got a whole lot more legendary with the addition of multi-time
How Often Should You Lubricate Your Dirt Bike Chain?
How often you should apply dirt bike chain lube depends on several factors, including your riding frequency, environmental conditions
