Duramax engines are known for being reliable, but even they need regular engine oil changes to stay at their best. Here's how ...

We may receive a commission on purchases made from links. Engine oil serves a number of purposes in one's vehicle. It forms a layer of protection on the metal parts of the engine as it warms up ...

This Shell synthetic oil is specially formulated for diesel engines only. According to Shell, it improves fuel economy by 1.5 percent ... stick with a reputable engine oil brand.

If your owner’s manual says 5W30, or 15W40, or 10W60 as an oil viscosity grade, that’s what you’re looking for in your new oil regardless of what brand ... you have a diesel engine and ...

These engines have a proud history dating back to 1919 when Rudolf Diesel partnered ... this ability, the engine relies on maintenance and lubrication. Finding the best oil for 6.7 Cummins engines ...

There's also a lot of examples of brand X products ... Protecting your diesel engine and its aftertreatment system has traditionally been a double-edged sword. The same engine oil that is so ...

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 ...

Much like the fuel you fill into the tank of a diesel or gas car, the engine oil you use to lubricate the motor is also subtly different. Each oil is engineered to optimize the performance of a ...

Among the most widely available are biodiesel and vegetable oil, both of which can be used to power a diesel engine. Developed from vegetable or animal fats, biodiesel is functionally identical to ...