AMSOIL Synthetic Oil

25,000 / 30,000 miles our Best Seller  

AMSOIL synthetic oil and synthetic Amsoil diesel oil is engineered to outperform all conventional gasoline engine motor oils, decrease heat, friction, and wear for maximum power, performance, and fuel efficiency.

You can expect more power, performance, and fuel efficiency, but amsoil synthetic oil is built upon a clean engine formula.

A cleaner, quicker, more powerful, more fuel-efficient engine, AMSOIL makes it happen.  It also defends against high-temperature breakdown that creates sludge and varnish, lasts longer (at least double), and protects better.

AMSOIL synthetic oils provide optimum performance at any temperature.

AMSOIL XL Boosted 5WSAE synthetic motor oil are formulated to deliver extended drain intervals up to 12,000 miles or one year of service between oil changes.

That’s DOUBLE the life of traditional oils 25% more cleaning power3 to help keep your engine running smoother and longer.

These oils provide outstanding wear protection and an increase in power, performance, and fuel economy in both high and low temperatures.

AMSOIL Formula 4-Stroke@ Marine Synthetic Motor Oils are certified by the National Marine Manufacturers Association (NMMA) for use in four-stroke outboard motors.

These new Formula 4-Stroke® Marine Oils are the finest quality in synthetics, formulated for the especially unforgiving working conditions of marine environments.

AMSOIL Formula 4-Stroke@ Marine Synthetic Motor Oils hold up through the powerful mechanical activity of constant, high RPM operation to deliver to your engine the ultimate viscosity protection.

AMSOIL Formula 4-Stroke® Marine Synthetic Motor Oils are specially fortified with a heavy treatment of highly developed additives that guard motors against rust, wear, and deposits, and these oils outshine the competitors in both intense horsepower situations and extended full-day trolling conditions.

Still skeptical? AMSOIL Formula 4-Stroke® Marine Synthetic Motor Oils satisfy the warranty requirements of four-stroke outboard motor producers.

Whether you’re looking for better performance, better fuel economy, or a cleaner engine, AMSOIL Marine Synthetic Motor Oils are the right products for your four-stroke outboard motor needs.

AMSOIL High Performance, top quality synthetic motor oils are specially formulated to function in high temperatures/high-stress engines, such as those in SUVs, motor homes, RVs, pickup trucks, older vehicles, and diesel engine passenger vehicles.

AMSOIL High-Performance Oils can be used in both gasoline and diesel engines.

These oils are suggested for use in motor vehicles subject to short trips, high temperatures, stop-and-go driving, off-road use, and recurrent trailer pulling.

If you’d like to enjoy the extended drain period of 25,000 miles/one-year intervals while protecting your engine, then AMSOIL High Performance Oils are the right choice for you.

Delivers 100% synthetic engine protection for advanced automotive technology, including turbos and direct injection.

Provides 47% more wear protection specifically formulated for the longer drain intervals recommended by original equipment manufacturers.

AMSOIL’s European synthetic engine oil is specially formulated for the lubrication needs of European gasoline, diesel cars, and light-duty trucks. Which includes amsoil diesel oil

Combined with a broad 5W-40 viscosity rating and allowing for maximum extended drain intervals, AMSOIL European synthetic engine oil provides superior protection and performance.

Specifically engineered for four-stroke recreational engines, including All Terrain Vehicles (ATVs), outboard motors, personal watercraft, snowmobiles, and motorcycles, AMSOIL Synthetic Oils will leave your engine and your pocketbook in remarkable condition.

Amsoil Motorcycle Oil contains special rust inhibitors to protect motors used on water. These oils also protect against wear in high RPM motors.

AMSOIL synthetic motorcycle oils are wet-clutch compatible, and they contain no friction modifiers. AMSOIL Synthetic Oil’s extensive viscosity range makes it exceptional for use in any temperature extreme.

The top-quality evaporation resistance of AMSOIL Formula 4-Stroke Synthetic Motor Oil keeps oil consumption, emissions, and engine wear to the bare minimum while maintaining superb oil flow and fuel efficiency (and it’s easy on your  AMSOIL Oil filter).

AMSOIL Synthetic Natural Gas Engine Oil is chemically engineered to provide unmatched protection for all natural gas motors.

AMSOIL Natural Gas Engine Oil has a low-ash formula with exceedingly efficient rust and deterioration inhibitors.

It flows quickly to vital engine components for rapid, effortless cold-weather engine start-ups and has incredibly low volatility to keep stable in hot engine situations.

AMSOIL Natural Gas Engine Oil does not break down like petroleum oils since it better protects against the effects of high-temperature oxidation for a much longer time period than petroleum oils do.

** If your automotive engine has been modified to use propane or natural gas, you should not use this product.

AMSOIL has many other products available to meet those needs.

Experience unmatched engine care with AMSOIL Signature Series Max-Duty Synthetic Diesel Oil 15W-40 – where maximum protection meets peak performance. Your engine deserves the best. Choose AMSOIL.

Key Features:

• 6X More Wear Protection
• 60% Better Turbo Cleanliness
• Extended Performance for Heavy-Duty Engines
• Cutting-Edge Technology

Upgrade to the AMSOIL standard for unmatched engine care. Choose Signature Series Max-Duty – where maximum protection meets peak performance. Your engine deserves the best. Choose AMSOIL.