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 engines are built to survive abuse, but the way drivers use and maintain them often does more damage than the miles themselves. When basic habits go wrong, the result is clogged injectors, ...

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 ...

Some engines are difficult to repair, which is no good if they're also unreliable. This diesel engine from Ford is widely ...

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 ...

New EPA 2027 emissions rules also mean new diesel engine oil specs. A new generation of heavy-duty engine oils will feature lower viscosity, improved thermal resistance, and possibly longer oil drain ...

Champion Oil announced its new premium SAE 5W-30 UltraFleet API-CJ4 Synthetic Heavy Duty Diesel Motor Oil for fleet applications. Champion’s formula provides the same level of engine protection as ...

Diesel engines are tough, but they need to be treated with extra care. Avoid these common mistakes to keep your diesel engine ...