X15 Diesel, featuring improved fuel efficiency and emissions compliance, is the latest addition to Cummins HELM platform.

When it comes to heavy-duty diesel engine oils ... which allowed the engine parts to accelerate a wear pattern break-in condition before switching to a conventional engine oil.

This engine is extremely reliable, making it easy to drive a heavy-duty Chevrolet or GMC for many years without incurring major repair costs. The big power from this V8 diesel engine was only made ...

Demands on heavy-duty diesel engine oils have changed alongside engine technology and fuel formulations. “As engine technology and fuel technology have evolved, the environment in the crankcase ...