Amsoil has a complete line of diesel engine synthetic oils. The line features the Signature Series Max-Duty Synthetic in 5W-40, 5W-30, 10W-30, 15W-40, and 0W-40 grades. The line also includes ...

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, ...

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 ...

It's easy for the uninitiated to think that oil is oil, no matter what type of engine it's going into. After all, it's only meant to lubricate the internal components of an engine. Well, all oils ...

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 ...

Champion Oil recently announced a new premium SAE 5W-30 UltraFleet API-CJ4 Synthetic Heavy Duty Diesel Motor Oil. Champion says the new oil is backed by global certifications and a battery of extreme ...

Q:My 7.3-liter diesel, Big Red, is coming up for its first 14-quart engine oil change, and I have been looking through my Ford book for the correct diesel engine oil to put in the truck. What the Ford ...

Shell's CJ-4 Rotella T provides what the company refers to as "triple protection" to control wear, engine deposits and emissions. Designed for '07 diesel engines, the oil works for pre-'07 diesel ...