Amsoil Inc. of Superior announced a changing of the guard in management Tuesday, as its 91-year-old founder, Al Amatuzio, steps down from his post as president and CEO of the company. Amatuzio will ...

SUPERIOR, Wis.--(BUSINESS WIRE)--AMSOIL Synthetic Low-Viscosity Automatic Transmission Fluid is engineered to exceed the requirements of GM, Ford and Toyota where low-viscosity oil is required. Even ...

SUPERIOR, Wis.--(BUSINESS WIRE)--AMSOIL has introduced a new Premium API CJ-4 Synthetic 15W-40 Diesel Oil. The new oil is an upgrade to the company’s most popular 15W-40 viscosity, now re-formulated ...

Amsoil has reformulated part of its diesel fuel additive line for targeted performance to achieve optimal results. Two of the products – Amsoil Diesel Injector Clean and Amsoil Diesel Injector ...

Jul. 2—SUPERIOR — Amsoil, a Superior-based company that specializes in synthetic lubricant technology, has acquired Columbus, Ohio-based Aerospace Lubricants. Aerospace Lubricants designs and ...

SUPERIOR, Wis. — Amsoil Inc. has launched the Amsoil Signature Series 0W-16 100% Synthetic Motor Oil, primarily for Toyota and Honda applications calling for a 0W-16 viscosity. Amsoil Signature Series ...

Amsoil says it has reformulated its Synthetic Multi-Purpose Grease and Synthetic Water-Resistant Grease to provide improved protection and performance in a wide range of applications. Both have ...

SUPERIOR, Wis. — AMSOIL Inc. has launched a new formulation of its top-tier Signature Series Synthetic Motor Oil. The AMSOIL Signature Series Synthetic Motor Oil provides 75 percent more engine ...

Two Wisconsin-based, family-owned companies are joining forces. AMSOIL INC., a global leader in synthetic lubricant technology, has acquired Milwaukee-based Benz Oil. Founded in 1898, Benz specializes ...