AMSOIL

Overview

AMSOIL Inc. is an American corporation that formulates and packages synthetic lubricants, fuel additives, and filters. It holds a position in the lubricant market with products for automotive, powersports, industrial, and racing applications, noted for introducing the first API-qualified synthetic motor oil in 1972.¹⁴

History

AMSOIL was founded in 1972 by Al Amsoil, with roots traced to Life-Lube, Inc. in 1969.¹⁵ In 1972, AMSOIL 10W-40 Synthetic Motor Oil became the world's first synthetic motor oil to meet American Petroleum Institute requirements.¹ The company has grown as a private entity, maintaining operations in Superior, Wisconsin, and expanding into multiple markets including racing.¹⁴

Product Lines

Manufacturing

AMSOIL formulates and packages its synthetic lubricants, fuel additives, and filters at its facility in Superior, Wisconsin.¹

Notable Products

• 10W-40 Synthetic Motor Oil - First synthetic motor oil to meet API requirements in 1972.
• Racing Oils - Synthetic lubricants for motorsports applications.
• Dominator Racing Oils - High-performance oils used in karting and racing.
• Signature Series - Premium synthetic motor oils for automotive use.
• Fuel Additives - Treatments for gasoline and diesel fuels.

Reputation

AMSOIL is respected among enthusiasts and professionals for pioneering synthetic lubricants and performance in racing, automotive, and industrial sectors.²³ It maintains a loyal customer base due to innovation in lubrication science.² As a smaller private company, it holds niche market share in lubricants with steady growth.⁴