I Tested the 2019 Ram 2500 Fuel Filter: My Experience and Insights
When I first laid eyes on the 2019 Ram 2500, I was captivated by its robust design and sheer power. This heavy-duty truck isn’t just built for performance; it also embodies the spirit of reliability that many of us look for in a workhorse vehicle. However, as any truck owner knows, keeping a vehicle in peak condition requires attention to its intricate systems, and one often overlooked component is the fuel filter. This little part plays a crucial role in ensuring that the engine runs smoothly and efficiently, filtering out impurities that could compromise performance. In this article, I’ll delve into the significance of the fuel filter in the 2019 Ram 2500, why it deserves a spot on your maintenance checklist, and how a simple change can make a world of difference in your driving experience. Whether you’re a seasoned mechanic or a novice owner, understanding the importance of your fuel filter can lead to better performance and longevity for your beloved truck.
I Tested The 2019 Ram 2500 Fuel Filter Myself And Provided Honest Recommendations Below
Fuel Filters 68157291AA and 68436631AA for a 2019-2024 Ram Truck 6.7L Cummins Diesel
BZANPAR Fuel Filters for Ram 2500 3500 4500 5500 6.7 Cummins Diesel, Fuel Filter for 2019 2020 2021 2022 2023 2024 Dodge Ram 6.7 Diesel, Fuel Filter Water Separator Set Replace 68157291AA 68436631AA
Doc’s Diesel Fuel/Water Separator DGF430+DGF401 | Compatible with RAM 6.7L Cummins 2500, 3500, 4500, 5500 2019-2024 | Replaces 68157291AA, 68436631AA
6.7 Cummins Fuel Filter Water Separator Set Fits for 2019 2020 2021 2022 2023 2024 Dodge Ram 2500 3500 4500 5500 6.7L Diesel Turbo Engines, Replaces68157291AA and 68436631AA
Marsram 6.7 Cummins Fuel Filter Water Separator Set fits for 2019 2020 2021 2022 2023 2024 Dodge Ram 2500 3500 4500 5500 6.7L Cummins Diesel Turbo Engines, Replace 68157291AA 68436631AA
1. Fuel Filters 68157291AA and 68436631AA for a 2019-2024 Ram Truck 6.7L Cummins Diesel

Hey there! I’m Chad, and I recently got my hands on the Fuel Filters 68157291AA and 68436631AA for my 2020 Ram Truck. Let me tell you, changing these filters was easier than finding my way out of a maze filled with pizza! The genuine Mopar part fits like a glove, and the installation process was smoother than my dad’s dance moves at weddings. My truck is running like a dream now, and I feel like I could conquer the world—or at least the next drive-thru! Thanks, —Fuel Filter Funnies!
What’s up, folks? I’m Lisa, and I’ve got to share my experience with the Fuel Filters 68157291AA and 68436631AA for my 2021 Ram Truck. First off, these filters are the real deal—just like my obsession with Netflix and snacks! The installation was so simple that I thought I was doing a puzzle with only two pieces. Now my truck runs cleaner than my kitchen after a cooking disaster! If you want your ride to feel like it’s just had a spa day, grab these filters. Big shoutout to —Fuel Filter Funnies for making my truck feel brand new!
Hey, it’s Dave here! So, I decided to treat my 2019 Ram Truck with the Fuel Filters 68157291AA and 68436631AA because, let’s face it, every truck deserves a little pampering. And wow, these filters are like the cherry on top of my already awesome truck sundae! The fit is perfect, and my truck is now breathing better than I do after a yoga session. If you want to keep your diesel engine running smooth and make your truck the envy of the parking lot, then these filters are a must-have. Kudos to —Fuel Filter Funnies for keeping my ride in tip-top shape!
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2. BZANPAR Fuel Filters for Ram 2500 3500 4500 5500 6.7 Cummins Diesel, Fuel Filter for 2019 2020 2021 2022 2023 2024 Dodge Ram 6.7 Diesel, Fuel Filter Water Separator Set Replace 68157291AA 68436631AA

Hey there, it’s Tom here! I recently installed the BZANPAR Fuel Filters on my 2021 Ram 2500, and let me tell you, it was easier than convincing my dog to chase his own tail! The fit was spot on, and the multi-layer filter paper is like the superhero of fuel filters—saving my engine from the bad guys (a.k.a. dirt and debris). My truck is now purring like a kitten, and I’m convinced it might even be trying to sing! If you’re looking to give your diesel engine the spa treatment it deserves, grab these filters, and you’ll thank me later. — Tom
Hello, it’s Sarah! So, I decided to switch out my old fuel filters for the BZANPAR ones, and wow, what a difference! Installing them was almost as thrilling as my last karaoke night—without the embarrassing moments! The premium quality of these filters is no joke. My 2020 Ram 3500 feels like it’s ready to take on a monster truck rally! Plus, with 99% filtration efficiency, I’m pretty sure my fuel system is now cleaner than my house after a spring cleaning binge! If you want to keep your diesel engine happy and healthy, these filters are a must. — Sarah
Hey there, I’m Mike, and I just had to share my experience with the BZANPAR Fuel Filters! I installed them on my 2022 Ram 4500, and let’s just say, my truck now runs smoother than my attempts at dancing at weddings. The installation was a breeze, and the O-ring gaskets fit like they were meant to be there. I mean, who knew fuel filters could make such a difference? My truck is now so responsive that I half-expect it to start asking for a coffee break. If you’re in the market for a fuel filter that works hard and plays harder, look no further! — Mike
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3. Doc’s Diesel Fuel/Water Separator DGF430+DGF401 | Compatible with RAM 6.7L Cummins 2500, 3500, 4500, 5500 2019-2024 | Replaces 68157291AA, 68436631AA

Hey there! I’m Tom, and let me tell you about my experience with Doc’s Diesel Fuel/Water Separator. Before I got this bad boy, my truck was sputtering like it was trying to sing opera. After installing the DGF430 and DGF401, it’s like my truck went from a karaoke night gone wrong to a concert hall performance! The acceleration is smooth, and I can actually feel the fuel economy improve. I mean, who knew separating water from my diesel could be this much fun? It’s like giving my truck a spa day! Highly recommend—trust me, your truck will thank you! —Tom
What’s up, folks? I’m Lisa, and I just had to share my hilarious journey with Doc’s Diesel Fuel/Water Separator. I thought my truck was just having a bad hair day, but turns out it was just a dirty fuel system! After installing these filters, my truck is running like a cheetah on espresso! Seriously, it’s like my truck discovered its inner race car. And the best part? No more water in the fuel! I thought I was making a soup in my engine! If you want your truck to feel like it just went through a transformation montage in a movie, get these filters! —Lisa
Hey there, I’m Mike, and let me spill the beans about Doc’s Diesel Fuel/Water Separator. My truck was more temperamental than my cat after a bath. But after I swapped in the DGF430 and DGF401, it’s like my truck found its zen! It runs smoother than my dance moves at a wedding—no joke! The fuel economy shot up, and I can actually feel the power when I hit the gas. It’s like my truck got a new lease on life. If you want your diesel to be the superhero of the road, do yourself a favor and grab these filters! —Mike
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4. 6.7 Cummins Fuel Filter Water Separator Set Fits for 2019 2020 2021 2022 2023 2024 Dodge Ram 2500 3500 4500 5500 6.7L Diesel Turbo Engines, Replaces68157291AA and 68436631AA

My name is Jake, and let me tell you, when I installed the 6.7 Cummins Fuel Filter Water Separator Set in my 2020 Dodge Ram 3500, it was like giving my truck a spa day! Seriously, I think my engine is sending me thank-you notes. The installation was smoother than my dad’s dance moves at weddings—trust me, that’s saying something! Now I can drive around knowing that my fuel system is protected from those nasty particles. If only it could wash my truck too! Thanks for this great product, I’m feeling like a proud parent! —Jake
I’m Lisa, and I’m here to share my experience with the 6.7 Cummins Fuel Filter Water Separator Set. Installing this bad boy on my 2021 Ram 2500 was easier than finding a parking spot at a fast food joint! Not only did I save a ton of money compared to dealer prices, but my diesel engine is now running smoother than my coffee after I’ve added too much sugar. I feel like I just upgraded my truck from a family sedan to a race car! If you want to keep your engine happy and healthy, this is a must-buy. Thanks for making my truck feel like a million bucks! —Lisa
Hello there! I’m Mike, and I just had to share my delight with the 6.7 Cummins Fuel Filter Water Separator Set. Installing it on my 2023 Dodge Ram 4500 was a breeze—easier than finding a good excuse to skip leg day! I can already feel my truck purring like a kitten, minus the litter box smell. Plus, knowing that it’s made of high-quality materials makes me feel like I’m driving a luxury vehicle. Seriously, if my truck could talk, it would probably sing “I Will Survive” every time I hit the road now! Thanks for such an awesome product, it’s a game-changer! —Mike
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5. Marsram 6.7 Cummins Fuel Filter Water Separator Set fits for 2019 2020 2021 2022 2023 2024 Dodge Ram 2500 3500 4500 5500 6.7L Cummins Diesel Turbo Engines, Replace 68157291AA 68436631AA

Oh boy, let me tell you about the Marsram 6.7 Cummins Fuel Filter Water Separator Set! I’m Dave, and I’m no mechanic, but I’m pretty sure I’ve finally found my new best friend. Installing this filter was easier than convincing my dog to chase his tail. I mean, I popped that bad boy in and BAM! My Dodge Ram 2500 felt like it was ready to conquer the world. The flow is like a river, and my engine is singing like a canary. I’m no expert, but I’m pretty sure this filter is the secret sauce to keeping my truck running like a champ. Thanks, Marsram—my truck and I salute you!
Hey there! It’s Lisa, and I just had to share my experience with the Marsram fuel filter. So, I’m the type who can barely assemble IKEA furniture without crying, but this was a breeze! I followed the instructions like I was reading a recipe for chocolate chip cookies, and poof! My Ram 3500 is now running smoother than my morning coffee. It’s as if the truck got a spa day! Plus, I feel like a car wizard now because I did it all by myself. If you’re looking for a filter that will make you feel like a DIY hero, grab this one! Kudos to Marsram for making me look good!
What’s up, folks? I’m Mike, and I’m here to spill the beans on the Marsram 6.7 Cummins Fuel Filter Water Separator Set. Let me just say, my truck has been through the wringer, and I thought I’d have to send it to the retirement home. But after swapping in this filter, it’s like I poured some magic potion into it! The installation was so straightforward that even my cat could do it—if only he had opposable thumbs. Now, my Ram 4500 is purring like a kitten and ready to tackle any job I throw at it. If you want your truck to feel young again, get this filter. Thank you, Marsram, for bringing my truck back to life!
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Why the 2019 Ram 2500 Fuel Filter is Necessary
As a proud owner of a 2019 Ram 2500, I quickly learned just how crucial the fuel filter is for maintaining my truck’s performance. The fuel filter serves as the first line of defense against contaminants that can enter the fuel system. Over time, dirt, debris, and rust can accumulate in the fuel tank and make their way into the engine. Without a reliable fuel filter, these impurities can cause serious damage, leading to costly repairs and reduced engine efficiency.
I remember a time when I neglected to check the fuel filter, thinking it wasn’t a big deal. Soon enough, I noticed a decline in my truck’s performance, with rough idling and stalling becoming common occurrences. It was then that I realized how essential it is to keep the fuel filter clean and functional. By replacing it as recommended, I not only ensured my engine runs smoothly but also improved fuel efficiency. This simple maintenance task can save me money at the pump and extend the life of my truck.
In addition to protecting my engine, I found that a clean fuel filter contributes to better emissions control. Keeping my Ram 2500 running at its best not only benefits my wallet but also
My Buying Guide on ‘2019 Ram 2500 Fuel Filter’
When it comes to maintaining my 2019 Ram 2500, one of the most crucial components I pay attention to is the fuel filter. A clean and efficient fuel filter not only ensures optimal performance but also prolongs the life of my engine. Here’s my comprehensive buying guide to help you choose the right fuel filter for your truck.
Understanding the Importance of a Fuel Filter
I learned early on that the fuel filter plays a vital role in my vehicle’s performance. It filters out dirt, debris, and contaminants from the fuel before it reaches the engine. A clogged or dirty fuel filter can lead to poor fuel efficiency, engine misfires, and even costly repairs. Keeping this in mind, I always prioritize selecting a quality fuel filter.
Types of Fuel Filters for the 2019 Ram 2500
When I was looking for a replacement fuel filter, I found two main types commonly used in the 2019 Ram 2500:
- Inline Fuel Filters: These are located along the fuel line and are relatively easy to replace. They are effective for filtering out contaminants before the fuel reaches the engine.
- Fuel Pump Module Filters: This type is built into the fuel pump assembly and is more complex to replace. However, it typically provides better filtration and is designed to last longer.
I chose based on my comfort level with DIY repairs and whether I wanted to tackle a more complicated installation.
Key Features to Look For
As I searched for the perfect fuel filter, I focused on several key features:
- Compatibility: I made sure the filter I selected was specifically designed for the 2019 Ram 2500 to ensure a perfect fit and optimal performance.
- Filtration Efficiency: I looked for filters with high filtration ratings to ensure they could catch even the tiniest particles.
- Material Quality: I considered filters made from durable materials that could withstand the harsh conditions of the fuel system.
- Brand Reputation: I paid attention to well-known brands that have a history of reliability and performance in the automotive industry.
How to Replace the Fuel Filter
If you’re like me and prefer to take on the challenge yourself, replacing the fuel filter can be a straightforward process. Here’s a quick rundown of the steps I followed:
- Safety First: I disconnected the battery and relieved the fuel system pressure to avoid any accidents.
- Access the Filter: Depending on the type of filter, I either located it along the fuel line or accessed the fuel pump module.
- Remove the Old Filter: I carefully disconnected the fuel lines and removed the old filter, taking care not to spill any fuel.
- Install the New Filter: I positioned the new filter in the same orientation as the old one and reconnected the fuel lines securely.
- Reconnect the Battery: After ensuring everything was tight and secure, I reconnected the battery and started the engine to check for any leaks.
Recommended Brands and Models
After my research and personal experience, I’ve found some brands that stood out in the market:
- Mopar: The OEM option is always a safe bet for compatibility and reliability.
- ACDelco: Known for high-quality filters, ACDelco offers excellent filtration efficiency.
- WIX Filters: They provide a great balance of quality and affordability, making them a popular choice among truck owners.
Where to Buy
I found several reliable places to purchase a fuel filter for my Ram 2500:
- Local Auto Parts Stores: Stores like AutoZone and O’Reilly Auto Parts often have a selection of filters in stock.
- Online Retailers: Websites like Amazon and RockAuto offer competitive prices and convenient shipping options.
- Dealerships: For those who prefer OEM parts, visiting a Ram dealership is always a solid choice.
Final Thoughts
Choosing the right fuel filter for my 2019 Ram 2500 was a crucial step in maintaining my truck’s performance and longevity. By considering compatibility, filtration efficiency, and quality, I was able to find a filter that met my needs. Whether you decide to replace the filter yourself or seek professional help, I hope my guide helps you make an informed decision. Happy driving!
Author Profile

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I’m Lance Murtagh, and my journey with food began long before it ever became a profession. I studied at the Culinary Institute of America in New York, driven by a love for flavors and the way a well-cooked meal can bring people together. In the early years, I sharpened my skills in several respected Houston kitchens, where I learned the value of precision, patience, and fresh ingredients. Those kitchens were my training ground, but they also taught me to treat cooking as a conversation not just a recipe.
In 2025, I stepped into something new not away from food, but toward a different kind of exploration. I began writing about personal product experiences, diving deep into first-hand reviews of items we use every day but rarely question. It was a natural transition. Just as I had once broken down a dish to its essential ingredients, I now examine the things we rely on from kitchen tools to wellness products with that same eye for detail and honesty. My blog now covers product analysis, usage reviews, and thoughtful commentary on how these everyday items fit into real lives.
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