Premium Heavy Duty engine oil

Keeping Up with Motor Oil Technology

The American Petroleum Institute (API) recently released a new heavy-duty engine oil specification to replace API CJ-4. The new API CK-4 service category for diesel engine oil has been in development for about a decade and will deliver improved fuel…

Recognizing Leaders in Conservation-Leopold Conservation Award

Recognizing Leaders in Conservation

Did you know that more than three quarters of the land in the continental U.S. is privately owned? The farmers, ranchers and foresters who own and manage the vast majority of private land in this nation hold the key to…