Products

All-weather viscosity grade for passenger cars and light trucks Popular in crate engines and high-performance V-8 engines Thicker oil film at ...

PennGrade 1® Multi-Grade High Performance Oils are specially formulated using high quality PennGrade base stocks and select additive technologies ...

PennGrade® Synthetic Blend Motor Oils are formulated with premium base oils and the latest high-performance additive technology for gasoline engine...

Reliant™ is a new generation of diesel engine protection. Advances in diesel engine technology have escalated significantly from what existed a deca...

D-A Lubricant Company developed Reliant™ Premium to respond to the new challenges of diesel engine protection. Formulated to exceed the basic indus...

D-A Lubricant Company developed Reliant™ Premium to respond to the new challenges of diesel engine protection. Formulated to exceed the basic indus...