Restores Smooth Performance, Reduces Valvetrain Noise, Reduces Engine Wear Tick Fix solves this problem by adding extra ...

Starting January 1, 2027, new heavy-duty diesel engines will hit the road. And when engines change, oil has to change with them. That’s the entire story. Under upcoming EPA regulations, heavy-duty ...

GM Authority poll shows owners overwhelmingly want thicker 5W-30 or 0W-40 oil for next-gen V8s, citing durability over thin ...

January 1, 2027, will be the first license date for two new heavy-duty engine oil categories, if all goes as planned.

What’s the difference between road car and race car (like NASCAR) oil? What are the differences between race car oil, like ...

Preparing for EPA 2027? API’s new PC-12 spec (CL-4 and FB-4) introduces ultra-low viscosity 0W-20 oils and stricter emissions ...

Home mechanics have been pouring vegetable oil into engines for years, sometimes in the fuel tank, sometimes straight into ...

How well does vegetable oil work as a motor oil substitute? The difference in viscosity between these two oils reveals why ...

While fresh oil is generally transparent and amber colored, black oil may mean it's time for a replacement and frothy oil can ...

The MarketWatch News Department was not involved in the creation of this content. Products are designed to address the unique challenges faced by hybrid engines, like frequent stop-start wear and ...