Petro-Canada’s new Duron UHP 10W-30 provides improved performance and protection for heavy-duty fleets, the company said.

Diesel engine oil typically possesses a higher level of viscosity, which means it pumps at a much lower temperature and takes more heat to start flowing cleanly.

Thankfully, there are a lot of block heater options for diesel engines, which can either be installed on the engine or inserted directly into components. An oil pan heater is a versatile ...

New EPA 2027 emissions rules also mean new diesel engine oil specs. A new generation of heavy ... emissions come into effect on January 1, 2027. Those regulations require hardware changes on ...

In the past, there have been similar shifts in preferred engine oil viscosity grades. An example is the transition in heavy duty diesel engine oils in the 1980s from monograde viscosity SAE 30 and ...