Best of the Best for Gasoline Vehicles
Series 2000 Synthetic 0W 30

Recommended as the first choice for all gasoline powered passenger vehicles and light trucks. This grade is engineered with the beefiest base stocks and a wide viscosity range. The pour point for this grade is an unbeatable -54° C and -65° F. High stability and fuel efficient formula. Oil change interval 35,000-mile (55,000 km's) or one-year . Click here to read more

Best of the Best for Diesel Vehicles
Series 3000 Synthetic 5W 30

Series 3000 Synthetic 5W 30 is recommended as the first choice for all diesel powered vehicles. May it be a VW TDI or Mack truck. This formula is proven to save 8.2% fuel in the most demanding environment. Click hear to learn about 8.2% test (PDF 246Kb). This formula has the highest pour point in any comparable diesel motor oil in the world. This oil is also highly recommended for gasoline powered passenger vehicles and trucks operating under severe conditions and also for older and worn engines for maximum shock absorbing properties. Click here to read more

Best Amsoil Protection at Lower Cost, for Diesel Vehicles
SAE 15W-40 Synthetic Heavy Duty Diesel and Marine Motor Oil

AMSOIL Synthetic Heavy-Duty Diesel and Marine Motor Oil combines the superior lubricity and performance capabilities of a premium synthetic lubricant with special rust and corrosion inhibitors. AMSOIL Synthetic Heavy-Duty Diesel and Marine Motor Oil is recommended for engines used in marine applications, as well as diesel engines used in trucks, fleets, mining, earth moving, construction and farm equipment. Other applications include taxi and local delivery fleets with gasoline or diesel engines. With its extended drain intervals, AMSOIL Synthetic Heavy-Duty Diesel and Marine Motor Oil reduces maintenance costs, downtime and the cost of waste oil disposal. Click here to read about 409.000 miles without an oil change using this motor oil. The ultimate choice for diesel truck fleets. Click here to read more

Best Protection for Hard Working 4-Stroke Motors; Street Bikes, ATV's
Formula 4-Stroke Synthetic Motor Oil SAE 0W-40

AMSOIL Formula 4-Stroke Synthetic Motor Oil is specially formulated for four-stroke recreational motors, including ATV's, outboard motors and motorcycles. It may also be used in cars and trucks. Its broad viscosity range makes it excellent for use in both hot and cold temperature extremes. Use in Yamaha®, Suzuki®, Honda®, Mercury®, Kawasaki®, Arctic Cat®, Polaris®, Nissan® and Bombardier® motors and transmissions. Safe in wet or dry sumps. Recommended for manual or automatic clutches. Click here to read more