Is Valvoline good diesel oil?

This Valvoline oil is recommended for the Cummins diesel engines. Good enough for me. The price was OK, but found it locally for a cheaper price.

Is Valvoline diesel engine oil good?

If you're looking for a diesel engine oil that will ensure cleanliness and utmost protection for your vehicle, Valvoline Super Diesel is a fantastic choice.

Does Valvoline work on diesel engines?

Valvoline Premium Blue™ is a premium engine oil designed for diesel engines and heavy-duty applications. Its unique formula represents the combination of innovation and proven performance of Valvoline lubricants and Cummins' unparalleled expertise in diesel engines.

What is the best engine oil for a diesel?

Does Valvoline make a diesel oil?

Premium Blue Full Synthetic Diesel Engine Oil - Valvoline.

Mobile Delvac VS Valvoline PREMIUM BLUE 15W-40 COLD Flow Test

Is 5w40 thicker than 15W40?

5w-40 has a broader operating range than 15w-40. Unless you're penny pinching or you're misinformed about synthetic oils, it's stupid to pick the 15w-40 option. There is a single benefit to 15w-40 oils though, they will maintain their 40 weight operating viscosity longer than an oil that starts at 5w.

What does 15W40 mean?

What Is The 15w40 Oil? Oil with the 15W40 designation is a multigrade oil, which means it has multiple grades. In cold temperatures, it has a viscosity of 15W, while in hot temperatures it has a viscosity of 40W. In other words, one type of oil works at all temperatures.

What oil should I use in a high mileage diesel?

Mobil Delvac 1™ ESP 5W-40 is a fully synthetic exceptional performance heavy duty diesel engine oil that helps extend engine life while providing long drain capability and potential fuel economy for modern diesel engines operating in severe applications.

Is 15W-40 good for diesel engines?

ADVANTAGE 15W-40 HEAVY DUTY DIESEL ENGINE OIL can be used with complete success in over-the-road diesel trucks, off-highway diesel equipment, farm tractors, and passenger cars and light trucks with diesel, turbo-charged diesel engines, or gasoline engines and is backward compatible with previous API Oil Categories.

How often do you change the oil on a diesel engine?

Complete oil, filter, and lube should be performed at the 7,500-mile mark. Most car engines, in addition to diesel engines, carry recommendations of an oil change every 7,500 miles or at a minimum of every year.

Is Valvoline Premium Blue?

Valvoline Premium Blue is THE ONLY ONE™ engine oil exclusively recommended and endorsed by Cummins. Premium conventional heavy-duty diesel engine oil designed to provide advanced lubricant performance in modern, emissions treatment equipped Cummins and other diesel engines.

What oil does Cummins use from the factory?

Valvoline Premium Blue and Premium Blue Extreme motor oils are specifically recommended by the Cummins factory.

Is Valvoline Premium Blue conventional?

The Premium Blue brand offers a full lineup of conventional, synthetic blend, and synthetic engine oils developed for diesel, gas, and natural gas engine applications. They are designed to provide excellent protection against oxidation, wear, and deposits.

Are Valvoline products any good?

John Ellis, Valvoline set up high standards from day one, with oils and lubricants which received positive feedback. They continued to evolve and improve year by year, with the result that today they are among the best engine oil producers in the country.

Is Valvoline Premium Blue a synthetic blend?

Formulated to provide protection and heavy duty fuel economy performance where API FA-4 oils are recommended.

What type of oil is blue?

“It's a huge plus when someone doesn't even have to see the label to know it's a Blue Flame product – the color alone is enough to identify the diesel engine oil.

Why do diesels use thicker oil?

Lower viscosity is easier to pump and to shear. This is why many heavy-duty oils are moving from the traditional 15W-40 to 10W-30. If the engine is designed and manufactured to use a 10W-30, it can improve fuel economy and power over using a 15W-40.

Is all 15W-40 oil for diesel?

Is 15w40 Oil For Diesel? There are many viscosity grades for diesel engine oil, but 15W-40 is the most common. The GTX Diesel engine oil is formulated to extend the life of diesel engines.

Should I add oil to my diesel fuel?

In general, yes, but it's not recommended. Instead, use a diesel fuel additive designed to keep the combustion chamber clean and lubricate the fuel system, like AMSOIL Diesel All-In-One or AMSOIL Diesel Injector Clean.

Is Thicker oil better for older engines?

A: Yes. This is a practical method to improve oil pressure in an older, high-mileage engine. The slightly thicker oil film from the heavier base weight oil - 10W - can help protect worn engine bearings as well.

Can high mileage oil damage an engine?

High-mileage motor oil doesn't hurt and it could prevent leaks from starting. Most vehicle manufacturers would say it's normal for an engine to consume some oil between oil changes.

Which engine oil lasts the longest?

This is because synthetic oil is highly refined and can last longer than conventional oil. The refined quality of synthetic oil also gives your engine better performance, which is why it's often used on high-performance vehicles.

What temperature is 15W-40 good for?

“Diesel has the widest performance range with 5W40,” says Mark Betner of Citgo. “Its starting temperature range is down to minus 22 F (compared with 15-plus with 15W40) up to 122 degrees F (same as 15W40).

Are all 15W-40 oils the same?

No. Oils carry a certification and must be selected to meet or exceed the recommendations in your engine manual. Oil standards are normally backwards compatible, but the base oils are different.

Can you use 10w30 in a diesel?

Can I Put 10w-30 In A Diesel Engine? Yes. There is no problem with using the 10w30. There is no difference in weight between the three 0w, 5w, and 10w30 oils.