Most diesel guys aren't going to swap to synthetic lubricants in their drivetrain just to see better fuel economy numbers. They're going to do it for the added level of protection, better lubrication ...

Albert J. Amatuzio will be memorialized Saturday, little more than two weeks after the 92-year-old aviator and innovator died surrounded by family in his Duluth home. Anybody who read his obituary ...

Amsoil has added a 10W-30 diesel oil to its commercial-grade family of products. The new Amsoil 10W-30 Commercial-Grade Diesel Oil is designed for those seeking an upgrade over conventional and other ...

AMSOIL just added two new Ethylene Glycol Antifreeze & Engine Coolants to the line: one for passenger cars/light trucks and the other for heavy-duty applications. They protect against metallic ...

Amsoil has upgraded its Premium API CJ-4 Synthetic 5W-40 Diesel Oil for extended service life highlighting documented fuel efficiency benefits. This is a premium diesel oil for model year 2007 and ...

Amsoil, Superior, Wis., introduced its Diesel Concentrate Plus Cold Flow Improver, which combines the detergency of Diesel Concentrate and the anti-gelling properties of Amsoil Cold Flow Improver in ...

SUPERIOR, Wis. — Amsoil Inc. has introduced an 0W-8 viscosity version of its 100% Synthetic Hybrid Motor Oil, joining existing 0W-16 and 0W-20 viscosities in the product line. The new 0W-8 viscosity ...

The MarketWatch News Department was not involved in the creation of this content. AMSOIL launches new AMSOIL Signature Series Ultra-Low Viscosity Synthetic ATF to deliver next-level protection for ...

DULUTH — The first regular liner service in decades to include the Port of Duluth-Superior is underway. The service’s first ship, the 453-foot-long UAL Fortitude, arrived in Duluth on May 13. Dutch ...