The 5.9 Cummins oil capacity and oil type are both important to know when it comes to maintaining your vehicle. Using the wrong oil type and amount of oil can lead to expensive repairs and decreased engine life.
In this blog post, we’ll cover everything you need to know about the 5.9 Cummins oil capacity and type. Besides, the article also provides you with a detailed review of the best products used for your car.
Keep reading to learn more!
5.9 Cummins Oil Capacity
The oil capacity of all 5.9L Cummins turbo diesel engines (6BT and ISB) is 12 quarts (11.4 liters) including the filter. However, the engine usually comes with a 1-quart oil available in it already. Therefore, you only need to add 11 quarts of oil.
5.9 Cummins Oil Type
5.9 Cummins Oil Specs
Cummins suggests using low ash oil. This oil type is preferred because it helps eliminate engine deposits. Moreover, the low ash oil ensures higher durability and lower pollutant emission for your 5.9 Cummins.
Also, it’s recommended to use a maximum sulfated ash content of 1.85 mass percent for all 5.9 Cummins 12 and 24 valve engines. To ensure that your Cummins engine is properly maintained, you should be cautious of your oil type. So, before buying any motor oil, make sure to verify the ash content.
No one wants to deal with a blown engine, so it’s important to keep your 5.9 Cummins oiled and make it run smoothly. Check out this viscosity chart to see what the best viscosity grade to use for your engine in summers and winters is.
5.9 Cummins Oil Recommendation
Amsoil Signature Series MAX Duty
Shell Rotella T5 Synthetic Blend 15W-40
Shell Rotella T5 synthetic blend 15W-40 heavy-duty diesel oil is engineered with triple protection plus technology. The product is made using a cutting-edge technique to offer a precisely formulated oil for your 5.9L Cummins engine. This technology mixes synthetic base oils with special additives to give protection against oil degradation, wear, and deposits. Moreover, this diesel oil can provide 37% better engine wear protection compared to other products.
Besides, Shell Rotella’s low ash composition protects your 5.9 Cummins’ exhaust catalysts and particle filters. In comparison to other oils, it brings better oxidation protection under high temperatures. Other bonus features are protection against corrosion, improved low-temperature flow, as well as longer drain capabilities.
Valvoline Premium Blue SAE 15W-40 Diesel Engine Oil
Valvoline is a global leader in the production and distribution of high-quality engine oil. The brand’s quality is reflected in all of their products, and Valvoline Premium Blue SAE 15W-40 Diesel oil is no exception. Cummins has thoroughly tested this product and given the approval for use in their 5.9 Cummins engines. The result also demonstrates that it offers long-term protection and performance.
Besides, Valvoline designs this oil using One Solution technology that can be used on a variety of machines, including diesel, gas, natural gas, and others. It provides better protection against the four causes of engine breakdown, which are wear, heat, deposits, and friction.
This product also has excellent oxidation protection, which improves engine durability. This diesel oil shows superior deposit performance when compared to industry standards. Furthermore, Valvoline Premium Blue engine oil will keep your engine clean and running smoothly for a long time. You can’t go wrong with this oil for your Cummins diesel engine; it’s unbeatable.
Amsoil 15W-40 Signature Series MAX Duty Synthetic Diesel Oil
Amsoil 15w40 Signature Series MAX Duty diesel oil is another excellent option for your 5.9L Cummins. This premium engine oil includes a number of features to ensure optimal engine performance. According to independent testing, the product provides 6X more wear protection. This will assure that your engine will receive the additional protection it requires.
The low rate of volatility (burn-off) of Amsoil signature series max-duty reduces oil consumption during operation. Even at high temperatures, Amsoil 15W-40 synthetic diesel oil retains its viscosity, thereby increasing fuel efficiency. Amsoil also claims that your engine runs more quietly and smoothly with this special diesel oil.
Schaeffer OTR Plus 10W-30 Diesel Engine Oil
Schaeffer is a household name. It’s been around for more than a century and also had an excellent reputation in the industry. SynShield OTR Plus 10w30 Oil contains anti-wear additives and antioxidants to ensure that your 5.9 Cummins runs properly. Its outstanding friction modifiers, Micron Moly and Penetro help reduce friction dramatically.
SynShield is a low ash oil whose composition greatly decreases the number of deposits left in the 5.9L Cummins. As a result, your engine will experience less wear and emissions.
Additionally, this diesel oil has a proven track record of delivering reliable fuel economy savings. It prevents oil aeration and foaming, as well as enhances oil consumption control. Most fundamental issues, such as oxidation damage, cold-cranking startability, and low weather pumpability, are also addressed. Another benefit of this oil is that it helps in keeping the engine clean. Users benefit from improved contamination control attributable to its superior soot-busting and deposit-dispersing capabilities.
Valvoline Premium Blue One Solution SAE 10W-30 Diesel Engine Oil
Valvoline Premium Blue One Solution SAE 10W-30 is a top-of-the-line premium engine oil designed for heavy-duty diesel engines. Cummins solely endorses and recommends Valvoline Premium blue one solution SAE 10W-30 oil for their 5.9 engines. This diesel oil is strong and dependable. Using the product can help extend the life of your engine while also improving its performance. Additionally, it makes use of a technology called the “One Solution formula.” The technology works with diesel, gasoline, and natural gas engines and gives outstanding protection to your vehicle.
Furthermore, this premium diesel oil outperforms its competition in terms of protection and lubrication for the 5.9 Cummins. The product has superb oxidation and wear resistance in heavy-duty applications. This composition gives it superior deposit protection compared to industry requirements. In addition, the oil was developed to protect engines in both on and off-highway usage.
Besides, you can see from the detailed review that each engine oil has its characteristics.
Valvoline Premium Blue One Solution SAE Diesel Engine Oil is the best overall option. This diesel oil is the preferred oil for all Cummins diesel engines. Moreover, it was developed in collaboration with Cummins to provide better engine protection.
The 5.9 Cummins is a powerful engine that can handle a variety of tasks. It’s important to choose the right oil for this engine and know how much capacity you need to keep your engine running smoothly. We hope this article has helped you understand more about the 5.9 Cummins engine and given you the information you need to make the best choices for your car.