Best Oil For 2019 Ram 2500 Diesel – Top 5 Picks & Review

Is your 2019 Ram 2500 Diesel ready for its next oil change? Choosing the right oil for a powerful diesel engine like yours is super important. It’s not just about picking a bottle off the shelf; the wrong oil can cause real problems, hurting your truck’s performance and even leading to expensive repairs down the road. Many truck owners get confused by all the different types and specifications out there, wondering what will truly keep their Ram running smoothly and reliably.

That’s why we’re diving deep into the world of oil specifically for your 2019 Ram 2500 Diesel. By reading on, you’ll discover exactly what your truck needs, understand the key differences between various oil types, and learn how to pick the best one to protect your engine. We’ll break down all the technical stuff into easy-to-understand information so you can feel confident in your choice. Let’s get your Cummins engine the protection it deserves.

Our Top 5 Oil For 2019 Ram 2500 Diesel Recommendations at a Glance

Top 5 Oil For 2019 Ram 2500 Diesel Detailed Reviews

1. Mopar Genuine OEM Filters Bundle

Mopar Genuine OEM Filters Bundle, Dodge Ram 6.7L Cummins Diesel Filter set; Fuel/Water Separator Filter Kit, Fuel Filter & Engine Oil Filter. Fits 2013-2019 Ram 2500 and 3500

Rating: 9.4/10

Keeping your Dodge Ram 6.7L Cummins Diesel running smoothly is important. This Mopar Genuine OEM Filters Bundle provides the essential filters your truck needs. It includes a Fuel/Water Separator Filter Kit, a Fuel Filter, and an Engine Oil Filter. These are the exact same parts your truck was built with, ensuring a perfect fit and optimal performance for your 2013-2019 Ram 2500 and 3500 models.

What We Like:

  • Genuine Mopar parts mean you get factory-quality protection for your Cummins engine.
  • This bundle saves you time by getting all the necessary filters in one package.
  • It ensures your fuel system stays clean and your engine oil is protected, promoting longer engine life.
  • The filters are designed to meet or exceed original equipment specifications for your specific truck.

What Could Be Improved:

  • This bundle is specifically for 2013-2019 Ram trucks; it will not fit newer models (2020 and up).
  • While a great value, OEM parts can sometimes be more expensive than aftermarket options.

If you own a compatible Ram truck, this Mopar filter bundle is a smart choice for maintaining your diesel engine’s health. It offers peace of mind with genuine parts designed for your specific vehicle.

2. 2014-2019 Dodge Ram 2500-5500 6.4L Hemi Full Synthetic Oil Change Kit Mopar OEM

2014-2019 Dodge Ram 2500-5500 6.4L Hemi Full Synthetic Oil Change Kit Mopar OEM

Rating: 8.7/10

Keep your powerful Dodge Ram 2500-5500 truck running smoothly with this Mopar OEM Full Synthetic Oil Change Kit. Designed specifically for the 6.4L Hemi engine found in 2014-2019 models, this kit provides everything you need for a complete oil change. Using genuine Mopar parts ensures your truck gets the exact specifications it needs to perform at its best. Full synthetic oil offers superior protection, especially in tough conditions, and helps your engine last longer. This kit makes maintaining your Ram’s engine a straightforward process.

  • What We Like:
    • Genuine Mopar OEM parts for perfect fit and performance.
    • Full synthetic oil provides excellent engine protection.
    • Designed for the specific 6.4L Hemi engine.
    • Simplifies the oil change process.
  • What Could Be Improved:
    • Kit contents may vary; always check what’s included.
    • Availability might be limited to specific dealerships or online Mopar retailers.

This Mopar OEM oil change kit is a reliable way to service your Dodge Ram’s 6.4L Hemi engine. It’s a smart choice for any owner who wants to use factory-approved components for optimal engine health.

3. 6.7 Cummins Fuel Filter Water Separator and Oil Filter Kit

6.7 Cummins Fuel Filter Water Separator and Oil Filter Kit, Replaces# 68436631AA 68157291AA 5083285AA Fits for 2019-2024 Dodge Ram 2500 3500 4500 5500 6.7L Cummins Turbo Diesel Engines

Rating: 9.0/10

Keep your 2019-2024 Dodge Ram 2500, 3500, 4500, or 5500 with the 6.7L Cummins Turbo Diesel engine running smoothly with this essential Fuel Filter Water Separator and Oil Filter Kit. This kit is designed to protect your fuel system and engine from dirty particles, which helps your truck last longer. It’s a smart way to save money compared to buying parts from the dealer.

What We Like:

  • Protects your engine and fuel system from harmful stuff.
  • Helps your truck’s engine and fuel system last longer.
  • Fits many Ram trucks from 2019 to 2024 with the 6.7L Cummins engine.
  • Replaces many different part numbers, making it easy to find the right fit.
  • Made with strong, good-quality materials that meet or beat what the factory uses.
  • Comes with a 6-month warranty for peace of mind.
  • You can return it if you’re not happy, so you can buy it without worry.
  • It costs much less than buying the same parts from a dealership.

What Could Be Improved:

  • The warranty is for 6 months, which might not be long enough for some people.

This kit offers great value and protection for your Cummins engine. It’s a solid choice for keeping your diesel truck in top shape.

4. Filter Kit For Dodge Ram 6.7L Diesel Cummins 2019-2024 RAM 2500 3500 4500

Filter Kit For Dodge Ram 6.7L Diesel Cummins 2019-2024 RAM 2500 3500 4500, Oil 57620, Fuel Element WF10255NP, Fuel WF10579

Rating: 9.4/10

Keep your powerful Dodge Ram 6.7L Diesel Cummins running smoothly with this essential filter kit. Designed specifically for 2019-2024 RAM 2500, 3500, 4500, and 5500 models, this kit includes all the vital filters you need. It ensures your engine gets clean oil and fuel, which is super important for performance and longevity. You get a high-quality oil filter and two different fuel filters to keep your fuel system in top shape.

    What We Like:

  • This kit is a perfect fit for your 2019-2024 Dodge Ram 6.7L Diesel Cummins.
  • It includes a Wix Lube Filter (57620) and two Wix Fuel Filters (WF10255NP and WF10579).
  • The fuel filters replace common part numbers like 68157291AA, 68065608AA, FS53000, and 68436631AA.
  • This makes maintenance easier because you have the right parts in one convenient package.
  • Clean fuel and oil help your engine perform better and last longer.
    What Could Be Improved:

  • The kit doesn’t include an air filter, so you’ll need to buy that separately.
  • While the Wix brand is good, some users might prefer OEM filters for their specific truck.

This filter kit provides a convenient way to maintain your Cummins engine. It’s a solid choice for keeping your truck in great condition.

5. RARAYC 6.7L Cummins Fuel Filter Kit for 2019-2024 Ram Turbo Diesel Engines 68157291AA 68436631AA and Oil Filter 5083285AA Air filter 43034051AB Cabin Air Fitler 68406048AA

RARAYC 6.7L Cummins Fuel Filter Kit for 2019-2024 Ram Turbo Diesel Engines 68157291AA 68436631AA and Oil Filter 5083285AA Air filter 43034051AB Cabin Air Fitler 68406048AA

Rating: 9.0/10

Keep your 2019-2024 Ram 6.7L Turbo Diesel running smoothly with the RARAYC comprehensive filter kit. This all-in-one package includes everything you need to maintain peak engine performance and protect your investment. It’s designed to meet the tough demands of diesel engines.

What We Like:

  • The fuel filter uses high-grade Italian Ahlstrom filter paper.
  • It filters out 99% of water and contaminants down to 4 microns.
  • This means cleaner, drier fuel for your engine.
  • The kit includes a fuel filter, fuel/water separator, oil filter, air filter, and cabin air filter.
  • These filters are made with premium materials for durability and efficiency.
  • They are designed to provide maximum filtration with minimal flow restriction.
  • The filters have a longer lifespan, lasting between 20,000-40,000 miles.
  • The double-layer micro filter paper effectively separates water from fuel.
  • It offers increased flow and efficiency for optimal engine performance.

What Could Be Improved:

  • The specific fitment for older or different year Ram models is not mentioned.
  • While the quality is high, the price point compared to individual filters might be a consideration for some.

This RARAYC filter kit provides excellent protection and performance for your Ram 6.7L Cummins. It’s a smart choice for keeping your diesel engine in top condition.

Choosing the Right Oil for Your 2019 Ram 2500 Diesel

Your 2019 Ram 2500 Diesel is a tough truck built for hard work. To keep it running strong, you need the right engine oil. This guide will help you pick the best oil for your diesel engine.

Key Features to Look For

When you shop for oil, look for these important things:

  • API Service Category: This tells you how well the oil protects your engine. For your 2019 Ram 2500 Diesel, you’ll likely need an oil that meets the API CK-4 standard. This is the latest standard for diesel engine oils and offers better wear protection and performance in modern diesel engines.
  • Viscosity Grade: This is shown as a number like “15W-40” or “5W-40.” The first number tells you how well the oil flows when it’s cold. The second number tells you how well it flows when the engine is hot. Your truck’s owner’s manual will tell you the best viscosity for your climate.
  • Synthetic vs. Conventional: Synthetic oils are made in a lab and are generally better. They offer superior protection in extreme temperatures, resist breaking down, and can help your engine last longer. Conventional oil is less expensive but doesn’t offer the same level of protection.
  • Diesel-Specific Additives: Diesel engines run hotter and dirtier than gasoline engines. Diesel oils have special additives to handle soot, prevent sludge, and protect against wear.

Important Materials and What They Mean

Engine oil is made of two main parts: base oil and additives.

  • Base Oil: This is the main liquid in the oil. It can be conventional (from crude oil) or synthetic (man-made). Synthetic base oils are better at handling heat and cold. They also don’t break down as easily.
  • Additives: These are chemicals mixed into the base oil. They do many jobs:
    • Detergents: These clean your engine and stop gunk from building up.
    • Dispersants: These keep small particles, like soot, suspended in the oil so they don’t clump together and clog things.
    • Anti-wear agents: These form a protective layer on metal parts to reduce friction and wear.
    • Anti-oxidants: These stop the oil from getting old and breaking down too quickly.

Factors That Improve or Reduce Quality

  • Improve Quality:
    • Full Synthetic Oil: This offers the best protection and performance.
    • Proper Viscosity: Using the oil grade recommended by your truck’s manufacturer ensures optimal lubrication.
    • High-Quality Additive Package: Oils with robust additive packages provide better cleaning, wear protection, and overall engine health.
  • Reduce Quality:
    • Using the Wrong Viscosity: Oil that is too thick or too thin won’t protect your engine properly.
    • Using Gasoline Engine Oil: This oil lacks the necessary additives for diesel engines.
    • Not Changing Oil Regularly: Old, dirty oil loses its ability to protect your engine.

User Experience and Use Cases

Many Ram 2500 diesel owners choose full synthetic oils for their trucks. Users often report smoother engine operation and better fuel economy. If you tow heavy loads or drive in extreme weather, a high-quality synthetic oil is a great choice. For everyday driving without heavy towing, a good synthetic blend or even a high-quality conventional oil (if recommended) might be sufficient. Always check your owner’s manual for the most accurate recommendations.


Frequently Asked Questions (FAQ)

Q: What is the best type of oil for a 2019 Ram 2500 Diesel?

A: The best type of oil is usually a full synthetic oil that meets the API CK-4 specification and has the correct viscosity grade recommended in your owner’s manual, often 15W-40 or 5W-40.

Q: Can I use oil made for gasoline engines in my diesel truck?

A: No, you should never use oil made for gasoline engines in your diesel truck. Diesel oils have different additives needed for diesel engines.

Q: How often should I change the oil in my 2019 Ram 2500 Diesel?

A: You should change your oil based on the oil change intervals recommended in your owner’s manual. This is often based on mileage or time, whichever comes first.

Q: What does the “15W-40” on an oil bottle mean?

A: The “15W” tells you how well the oil flows when it’s cold. The “40” tells you how well it flows when the engine is hot.

Q: Is synthetic oil really better than conventional oil for my diesel?

A: Yes, synthetic oil generally offers better protection, especially in extreme temperatures, and lasts longer than conventional oil.

Q: Where can I find the recommended oil type for my truck?

A: The recommended oil type is listed in your 2019 Ram 2500 Diesel’s owner’s manual.

Q: What happens if I use the wrong oil?

A: Using the wrong oil can lead to increased engine wear, reduced performance, and potentially serious engine damage.

Q: Does towing affect the type of oil I should use?

A: Towing heavy loads can put more stress on your engine. Using a high-quality synthetic oil is often recommended for drivers who frequently tow.

Q: Can I mix different brands of oil?

A: It’s best to stick with one brand and type of oil. Mixing different oils can sometimes reduce their effectiveness.

Q: What is the API CK-4 rating?

A: API CK-4 is the current standard for heavy-duty diesel engine oils. It means the oil meets specific performance and protection requirements for modern diesel engines.

In conclusion, every product has unique features and benefits. We hope this review helps you decide if it meets your needs. An informed choice ensures the best experience.

If you have any questions or feedback, please share them in the comments. Your input helps everyone. Thank you for reading.