We spoke to an expert to answer questions like "does premium gas have ethanol?" so that you can fuel your car with peace of ...

If you thought diesel fuel additives were merely store-bought products at your favorite auto store, you'd better think again. Fuel suppliers, refineries, and manufacturers are the biggest market for ...

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 ...

Before we get into this discussion about the best diesel fuel additives, it's important to understand exactly what diesel additives are. During the refining process, diesel fuel receives a rating ...

We may receive a commission on purchases made from links. Drivers trying to get the most performance out of their diesel trucks — and there are many things you can do — will sometimes resort to fuel ...

Later, I specifically spoke with a friend who is an automotive engineer to understand the situation better. He bluntly stated ...

Think you're saving on gas? You might not be. Learn which fuel-saving tips are myths -- and discover four proven ways you can actually cut fuel costs.