Best Oil For 7.3 Powerstroke

Boost the performance of your engine 

The quality of engine oil has a huge effect on the quality performance and functionality of the engine. Only good quality engine oil can enhance the efficiency of an engine without causing any compromises in safety. 

We have brought you the best oil for 7.3 powerstroke. Our selected products are all-set to render you the best in class performance and efficiency. 

The best oils for 7.3 Powerstroke

Product Oil type Viscosity Size Check Today’s Price
1.Shell Rotella T6 Diesel Engine Oil Fully synthetic5W-401 QuartClick Here
2.Schaeffer Manufacturing Supreme Engine OilFully synthetic5W-401QuartClick Here
3.Liqui Moly 2041 Premium Motor OilFully synthetic5W-404.3 QuartClick Here
4.Valvoline Premium Blue Extreme SAE Engine Oil Fully synthetic 5W-4012 QuartClick Here
5.Mobil 1 Turbo Diesel Truck Engine OilFully synthetic5W-401 QuartClick Here
6.Shell Rotella T5 Engine Oil Fully synthetic 15W-403.2 QuartClick Here

1. Shell Rotella T6 Diesel Engine Oil 

best oil for 7.3 powerstroke

This high-quality engine oil is very beneficial for boosting the performance of your engine. It is probably the best synthetic engine oil for a 7.3 Powerstroke. This engine oil has several groundbreaking features that serve to make it class apart. 

Foremost, it is endowed with a unique Triple Protection Plus technology. then, it also contains several additives that protect the built-up of harmful impurities in your engine. Unlike most other engine oils, Shell Rotella T6 does not incur viscosity loss over time. 

This engine oil is known to offer the most reliable protection to your engine against wear and tear. By preventing the accumulation of dirt and soot, the efficiency of the engine is maintained. Moreover, the excellent viscosity of this oil makes it compatible with exhausting emission controls. 

The loss of viscosity is very low so the shear stability is amazing. Moreover, this oil does not produce a large amount of ash. This further helps in the maintenance of optimal pressure inside the engine. 

You’ll be amazed by the enhancement in fuel mileage. Coming at an affordable price, this engine boosts your vehicle’s mileage by a good measure. The overall durability of the engine is improved.


  • This is a heavy-duty liquid formulation 
  • It consists of a unique Triple Plus Protection Technology
  • The loss of viscosity is very low
  • It has several advanced additives 
  • The fuel economy is remarkably improved 
  • The engine is reliably protected from contaminating agents 
  • It helps in the maintenance of an optimal engine pressure 
  • This oil also has a low-ash formula 
  • This oil is relatively affordable 


  • Users report that this engine oil at times contains debris 


Shell Rotella T6 Diesel engine oil contains many advanced additives and is endowed with the Triple Plus Protection Technology. The loss of viscosity is very less. 

2. Schaeffer Manufacturing Supreme Engine Oil

This excellent engine oil contains many powerful and amazing additives. It boosts the fuel mileage of your vehicle and also improves the performance of your engine. It enhances the cleanliness of the engine and gets rid of unwanted debris. The wearing of the engine is also reduced. 

Moreover, the high shear protection of this engine ensures it remains stable at high temperatures. The extensive lubricating action of this oil serves very well in minimizing the wear and tear of your engine.

The high viscosity index of this engine oil is very beneficial in providing unmatchable cleanliness. The durability of your vehicle’s engine is remarkably improved. Overall, this engine is quite proficient in resisting the build-up of harmful contaminants in your engine. 

Moreover, the lower volition of this engine oil ensures that the consumption of oil is low. Even at high temperatures, this oil is bound to remain stable.


  • This engine oil offers the most extensive lubrication 
  • It has the most excellent stability at extreme temperatures 
  • The viscosity index is high and the built-up of harmful contaminants is mitigated 
  • There is no chance of soot overload in an engine protected by this oil 
  • The durability of the engine is improved
  • This oil has a high shear stability
  • There are many powerful additives in this engine oil 
  • This oil has good pumpability 
  • The fuel economy is slightly improved 
  • The overall performance of the engine is significantly boosted 
  • This oil has lower volition 


  • The packaging is inadequate 


This best-quality engine oil is well-known for boosting the performance of the engine and ensuring the cleanliness of engine parts. 

3. Liqui Moly 2041 Premium Motor Oil 

This special engine oil is compatible with most gasoline and diesel engines. It has earned many valuable customers over many years because of its high reliability and excellent results. While providing excellent lubrication to your engine parts, this engine oil also improves the functioning of the engine. 

This fully synthetic engine oil contains many powerful additives that reduce the accumulation of harmful contaminants and prevent the wearing down of your engine. The overall performance of the engine is remarkably enhanced. Even the functionality of the engine is boosted. 

This engine oil remains stable at extreme temperatures and provides excellent cleanliness to your engine parts. The startup of your engine is rendered an incomparable smoothness. This is because of the 5W-40 viscosity that helps in the maintenance of outstanding cleanliness. 

The fully synthetic formulation has a unique Synthoil blend that provides much reliable lubrication of the internal gears of your engine. This oil is especially recommended for vehicles that are driven up to long distances. 


  • This engine oil is compatible with both gasoline and diesel engines
  • It is very economical in the long run 
  • This is fully-synthetic engine oil and it offers excellent lubrication
  • There are powerful additives that prevent the build-up of harmful contaminants
  • The overall functionality of the engine is improved
  • The startup of the engine is rendered incomparable smoothness
  • This engine oil does not need to be changed very frequently 
  • It remains stable at extreme temperatures


  • This engine oil is not very reliable in low-temperature conditions 


This engine oil is compatible with most gasoline and diesel engines and provides excellent lubrication while significantly enhancing the functionality of the engine. 

4. Valvoline Premium Blue Extreme SAE Engine Oil

This engine oil is very dependable for availing reliable protection to your engine while providing an excellent boost in performance. This engine has everything a high-performing diesel engine needs for maintenance. Moreover, it does not require frequent oil changes. 

The all-synthetic formula improves the mileage of your vehicle. Also, the startup of the engine is rendered with incomparable smoothness. This engine oil also remains stable during extreme temperature changes. 

This engine oil is considered the best in its lubricating ability. It can quickly lubricate the most hard-working engine. This is owed to the Dispersive Polymer Technology that helps in Exhaust Recirculation and enables the proper functioning of Diesel Particulate Filters. 

There are many powerful and reliable additives in this engine oil that provide the best quality protection to the engine. There are agents that prevent oxidation and also inhibit foam and corrosion. Moreover, the TBN retention feature ensures its functionality in all sorts of weather conditions. The 5W-40 viscosity also grants an improvement in fuel mileage. 


  • This engine oil has very powerful additives that prevent the accumulation of all sorts of contaminants
  • There are additives that inhibit foam, corrosion, and render powerful oxidation 
  • The fuel mileage is enhanced 
  • This engine oil offers great protection to the engine
  • The thermal stability of this engine oil is mind-blowing
  • This engine oil also provides extensive lubrication 


  • The packaging is inadequate 


This engine oil is known to avail the most dependable protection to your 7.3 Powerstroke engine while granting a significant improvement in the engine’s performance.

5. Mobil 1 Turbo Diesel Truck Engine Oil 

This engine oil is very beneficial in improving the mileage and the overall performance of your 7.3 Powerstroke diesel engine. It is best made for diesel engines that work hard. Although, it can be employed in both heavy and light machines.

The excellent film strength ensures that no contaminant remains on the metal surfaces of your engine. Also, exceptional shear stability is granted by the consistent viscosity of this engine oil. Unlike other engine oils, there is no chance of engine scuffing and bore polishing. 

The build-up inside the engine is prevented by the unique Supersyn technology. This engine oil also remains stable with changes in temperature. This oil is suitable for use in the most powerful and valuable engines of all times like GMC, Ford, and General Motors.

The excellent composition of this engine oil ensures that your engine remains protected from all wear and tear. The durability of the engine is remarkably improved. The fuel mileage is also boosted. 


  • This engine oil provides an excellent resistance to wear and tear
  • The durability of your engine is improved 
  • There can be no unwanted build-up inside your engine
  • This oil also remind stable at extreme temperatures 
  • It offers excellent lubrication
  • It is suitable for many popular vehicles 


  • The container is poorly designed 


The incredible composition of this engine oil ensures that you get excellent lubrication, groundbreaking performance, and superb cleanliness of your engine. 

6. Shell Rotella T5 Engine Oil 

This high-quality engine oil has an all-synthetic formulation. It contains many powerful additives. This oil can grant incomparable cleanliness to your engine and increase its longevity. Even the durability of your filter is enhanced because of the sustained emission control mechanism. 

This engine oil is endowed with the exceptional Triple Protection Plus technique that provides the ultimate protection against the deposition of harmful deposits. The viscosity of this oil is maintained in the most extremes of temperature. The lubrication is quick and extensive. It is also compatible with the most popular vehicle engines. 


  • This all-synthetic engine is endowed with the Triple Protection Plus feature
  • It prevents the deposition of harmful contaminants on the metal surfaces of your engine
  • The durability of your engine and other internal components is improved
  • The viscosity remains unchanged with extreme changes in temperature
  • The drain intervals are adequate 


  • This oil accumulates dirt 


This exceptional all-synthetic engine oil by Shell is well-known for offering amazing protection against the deterioration of engine components owing to the Triple Protection Plus Technique. 


How much oil does a 7.3 Powerstroke take?

During an oil change, 7.3 Powerstrokes take 16 Quarts of oil. There may be differences in individual trucks because of their dipstick.

How often does a 7.3 Powerstroke require service? 

Most trucks with a 7.3 Powerstroke require service and an oil change after every five thousand miles. However, good quality engine oils may last as long as fifteen hundred miles. 

How to change the oil in a 7.3 Powerstroke?

You can change the oil in your 7.3 Powerstroke by yourself. You ought to collect some essential parts and do it on your own.

Arrange the required instruments and materials 

  • 15 Quarts of 15W-40 Diesel engine oil 
  • Oil filter 
  • Oil pan drain 
  • Screwdriver and hammer
  • 19mm socket 
  • Wrench
  • Strap wrench

Follow these essential steps 

Step 1: remove the oil drain plug

Put the oil drain pan in place and remove the oil drain plug. It is very easy to control the flow of the valve.

Step 2: set up a funnel

Placing a funnel in the oil pan drain will make the flow of oil easier to control. There may occur spillage in the absence of a funnel. 

Step 3: let it drain 

Let all the oil drain from the plug and through the funnel. 

Step 4: reattach the oil drain plug

Once all the oil has been drained, reinstall the oil drain plug. 

Step 5: drain the oil filter 

It is very important to drain the oil filter to make the change of oil successful.

Step 6: loosen the filter with a strap wrench

Use a strap wrench to loosen the filter and only then drain the oil from the oil filter. This will also make it easier to remove the filter with the help of other tools. 

Step 7: puncture the oil filter’s bottom

With the help of a screwdriver and a hammer, puncture the bottom of the oil filter. The filter contains up to two quarts of oil and it will be thus easier to remove.

Step 8: spin the filter 

You can now easily remove the filter by spinning it. Once it is off, place it in a safe box. 

Step 9: cover the gasket with oil 

Cover the gasket with the new engine oil and check the presence of any debris in the new oil.

Step 10: fill in the new oil 

Place the funnel in the fill tube and fill the new oil into your engine. Remember to fill about two quarts of oil in the filter before it is reattached.

Year by year, what oil type is suitable for 7.3 Powerstroke? 

It is recommended that you use OEM fluids for every purpose in your 7.3 Powerstroke. Fully synthetic engine oils with viscosity around 15W-40 are best recommended.

What oil type should you choose by mileage? 

For high mileage 7.3 Powerstroke engines, it is recommended that you use high-quality fully synthetic oils. 

But low mileage 7.3 Powerstroke engines also utilize high-quality fully synthetic oils because of their efficiency. 


We have brought you the best engine oils for your Ford 7.3 Powerstroke. You can drive around relentlessly and rest assured that your engine would suffer no harm owing to the amazing protective features of these exceptional oils. 

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