Choosing the right motor oil is one of the most overlooked decisions car owners make. It directly affects engine longevity ...

You're not just imagining things: today's engines are using much thinner motor oil than they used to. In fact, more than 70% of new vehicles sold in 2024 specified 0W-20 or thinner oil from the ...

The second car that I ever owned was a 2002 Chevy Silverado 2500 with a 6.6L Duramax diesel engine under the hood. It wasn't my first choice, but it was a hand-me-down from my father after my 1993 ...

Cars rely on a variety of lubricants to keep their moving parts from becoming expensive glitter, and that’s all down to viscosity, the ability of a material to flow without deforming (known as shear).

Oil is the lifeblood of your engine, regardless of whether you're behind the wheel of a Mitsubishi Mirage, Ferrari Roma, or Cummins-powered Ram truck. While every aspect of vehicle maintenance is ...

General Motors changed the recommended oil viscosity for its L87 6.2-liter V8 again in 2026, marking the second oil-recommendation change for engines covered by the automaker’s recall. The latest ...

It’s an advanced, next-generation engine oil standard focusing on ultra-low viscosity oils for modern engines. When purchasing oil, look for the API Service Symbol "Donut" on the label, which is an ...

The downsides of using thicker oil are inversely related to the effects of using thinner oil. One of the most notorious motor oil myths is that thicker oil offers better protection than lower ...

Cold weather thickens fluids, gels fuel, and increases the risk of contamination. Here’s how to keep everything moving all ...