I fully understand that the vast majority of oil additives are nearly or completely worthless in modern engines. But I've noticed that most of the discussions on this say something like "no engine ...

Discount Hi-Zinc Oil Treatment Hi-Zinc Engine Protector Oil Additive With ZDDP – Protects Older Engines Zinc Oil Additive ...

Many enthusiasts look to diesel motor oil as a high-zinc alternative, but is it the best choice? A certified lubrication expert explains the difference. It is widely known that diesel engine oils ...

Under normal circumstances, most modern engine oil and gasoline brands work fine on their own to keep your engine running smoothly. But there may be cases where even the best of them could use a ...

Diesel engines have been around for more than half a century. Chances are that if you are around fleets or equipment, you have encountered a diesel engine. They have been described as the workhorses ...

Full synthetic and high-mileage oils offer different benefits for different people. Here's which one you should use, as well ...

High-mileage oil is loaded with advanced additives intended to solve specific problems for high-mileage engines. You should ...

Diesel and gasoline engines might look alike under the hood, but they use oil in very different ways. Gas engines run cleaner, but diesels create much more soot, crank out higher compression forces, ...

Products are designed to address the unique challenges faced by hybrid engines, like frequent stop-start wear and moisture build-up, offering advanced protection where traditional additives fall short ...

Some thoughts on oils used to lubricate gasoline-fueled engines: 1. The latest, “highest” API (American Petroleum Institute) rating for oil used to lubricate spark-fired engines is “SN.” The API SN ...