How well-versed are you in heavy duty diesel engine facts and figures? Take our short quiz to test your knowledge!
The new API engine oil categories FA-4 and CK-4 will be in place on December 1. Fleet Equipment’s latest webinar, “New Oils Boost Your Fuel Economy: What You Need to Know” answers questions about the transition.
The heavy duty diesel engine oil industry’s first category upgrade in a decade ushers in higher performance and opportunity for all. Find out why.
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