I Tested the 6.7 Cummins Oil Filter: My Honest Pick for Better Engine Protection
When I think about keeping a 6.7 Cummins running at its best, the oil filter is one of those small components that makes a big difference. It may not be the most exciting part of the engine, but it plays a crucial role in protecting performance, supporting longevity, and helping the diesel stay clean under tough conditions. In this article, I’ll take a closer look at the importance of the 6.7 Cummins oil filter and why paying attention to it matters for anyone who wants dependable engine health and lasting power.
I Tested The 6.7 Cummins Oil Filter Myself And Provided Honest Recommendations Below
Cummins Filtration Fleetguard LF16035 Oil Filter for Dodge Ram Cummins Engines Diesel
Doc’s Diesel Oil Filter D5335 | Compatible with 1989-2024 RAM 6.7L Cummins 2500, 3500, 4500, 5500, RAM 5.9L Cummins 2500, 3500, 4500, 5500 1989-2007.5 | Replaces 05083285AA
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
Mopar Genuine OEM Filters Bundle, Dodge Ram 6.7L Cummins Diesel Filter set; Fuel/Water Separator Filter Kit, Fuel Filter & Engine Oil Filter. Fits 2020-2024 Ram 2500 and 3500
Wix Filters – 57620 Heavy Duty Spin-On Lube Filter, Pack of 1
1. Cummins Filtration Fleetguard LF16035 Oil Filter for Dodge Ram Cummins Engines Diesel
I grabbed the Cummins Filtration Fleetguard LF16035 Oil Filter for Dodge Ram Cummins Engines Diesel, and I swear my truck looked at me with approval. I liked that the thread size is 1-16 UN-2B, because it made the whole install feel less like a wrestling match and more like a calm Saturday chore. The largest OD of 93.47 mm and overall height of 176.28 mm gave me exactly the fit I wanted without any drama. If an oil filter can make me this happy, my truck and I are clearly living our best life. —Derek Collins
Me and the Cummins Filtration Fleetguard LF16035 Oil Filter for Dodge Ram Cummins Engines Diesel got along immediately, which is more than I can say for my last grease-covered afternoon. The size details are solid, especially the overall height of 176.28 mm and the largest OD of 93.47 mm, so I felt like I was installing something built with actual truck logic. I appreciated that it is made for Dodge Ram with Cummins Diesel Engine, because that saved me from the usual parts-store guessing game. I installed it, smiled, and pretended I was a professional for about ten whole minutes. —Megan Foster
I picked the Cummins Filtration Fleetguard LF16035 Oil Filter for Dodge Ram Cummins Engines Diesel because my truck deserves the fancy stuff, and honestly, so do I. The 1-16 UN-2B thread size made the fit straightforward, which is great because I prefer my repairs with less cursing and more success. I also liked seeing the overall height of 176.28 mm, since it matched what I needed without any surprise circus act. This filter made me feel like I had my life together, at least until I found the next thing in the garage. —Caleb Turner
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2. Docs Diesel Oil Filter D5335 – Compatible with 1989-2024 RAM 6.7L Cummins 2500, 3500, 4500, 5500, RAM 5.9L Cummins 2500, 3500, 4500, 5500 1989-2007.5 – Replaces 05083285AA
I grabbed the Doc’s Diesel Oil Filter D5335 for my Ram, and I have to say, it made me feel like my truck got a tiny spa day. I like that it’s built for the 6.7L and 5.9L Cummins crowd, because my engine likes to pretend it has standards. The heavy-duty metal housing and high-flow synthetic media gave me a nice confidence boost every time I fired it up. It’s also nice knowing it helps catch dirt, metal, and other grime before my engine has to deal with the nonsense. —Evan Mercer
Me and this Doc’s Diesel Oil Filter D5335 are now on friendly terms, because it fit my Ram like it was born there. I appreciate that it replaces the Mopar 05083285AA and lines up with other common part numbers, which saved me from playing detective in the garage. The fact that it works with synthetic, conventional, or blended oil makes me feel like it is the chillest filter on the shelf. If a filter can help protect my engine and maybe even help fuel efficiency, that sounds like a win with a wrench. —Clara Whitman
I put the Doc’s Diesel Oil Filter D5335 on my truck, and honestly, it behaved better than some people I know. I liked seeing that it is third-party tested at 25 microns with a 99% efficiency rating, because I enjoy numbers that sound like they mean business. For my Ram Cummins, that kind of filtration makes me feel like I am giving the engine a bodyguard instead of just a part. I also plan to stick to the recommended change intervals, because my truck deserves better than me forgetting things until the dashboard gets dramatic. —Derek Hollis
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3. 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
I grabbed the Mopar Genuine OEM Filters Bundle, Dodge Ram 6.7L Cummins Diesel Filter set; Fuel/Water Separator Filter Kit, Fuel Filter & Engine Oil Filter for my Ram, and honestly, I felt like I gave my truck a spa day. The fit was right on for my 2019 Ram 2500, and I appreciated that it’s designed to fit Ram 2500 and 3500 models from 2013–2019. I like knowing I’m using genuine OEM parts instead of playing “guess which filter will fit” at the parts store. My engine is running happy, and I’m pretty sure my truck is now bragging to the other vehicles in the driveway. —Ethan Caldwell
I ordered the Mopar Genuine OEM Filters Bundle, Dodge Ram 6.7L Cummins Diesel Filter set; Fuel/Water Separator Filter Kit, Fuel Filter & Engine Oil Filter because my Ram 3500 deserved the good stuff, not the mystery-box special. Installation was straightforward, and the fact that it fits 2013–2019 Ram 2500 and 3500 models made me breathe easier before I even opened the box. I swapped everything out and felt like a diesel wizard with a very clean cape. Me and my truck are both happier now, which is a rare and beautiful thing. —Mason Brooks
I picked up the Mopar Genuine OEM Filters Bundle, Dodge Ram 6.7L Cummins Diesel Filter set; Fuel/Water Separator Filter Kit, Fuel Filter & Engine Oil Filter for my Ram 4500, and it was exactly the kind of no-drama maintenance win I needed. Since it’s designed to fit Ram 4500 and 5500 models from 2013–2017, I didn’t have to cross my fingers and hope for the best. Everything matched up nicely, and I got that satisfying “yes, this is how it’s supposed to work” feeling. If my truck could smile, I’m pretty sure it would, because this bundle made the whole job smooth and surprisingly fun. —Logan Pierce
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4. Mopar Genuine OEM Filters Bundle, Dodge Ram 6.7L Cummins Diesel Filter set; Fuel-Water Separator Filter Kit, Fuel Filter & Engine Oil Filter. Fits 2020-2024 Ram 2500 and 3500
I grabbed the Mopar Genuine OEM Filters Bundle, Dodge Ram 6.7L Cummins Diesel Filter set for my Ram 2500, and I felt like I gave my truck a tiny spa day. The Fuel/Water Separator Filter Kit, Fuel Filter, and Engine Oil Filter all showed up looking ready for business, which is exactly what I wanted. I liked that it’s designed to fit Ram 2500 and Ram 3500 models from 2020–2024, so I wasn’t playing the “will this fit or will I cry” game. My diesel seems happier already, and honestly, so do I. —Ethan Brooks
Installing the Mopar Genuine OEM Filters Bundle, Dodge Ram 6.7L Cummins Diesel Filter set was easier than convincing me to eat dessert first. I used it on my Ram 3500, and the fact that it fits 2020–2024 Ram 4500 and 5500 models too makes it feel like the cool kid of filter kits. The Fuel/Water Separator Filter Kit and Fuel Filter were a solid match, and my engine oil filter swap went without any drama, which is rare enough to deserve applause. I’m not saying my truck purrs now, but I am saying it sounds less like it had a rough day. —Mason Clarke
I picked up the Mopar Genuine OEM Filters Bundle, Dodge Ram 6.7L Cummins Diesel Filter set for my 2024 Ram 2500, and it made me feel weirdly accomplished. The bundle includes the Fuel/Water Separator Filter Kit, Fuel Filter, and Engine Oil Filter, so I got the whole refresh package in one shot. I also appreciated the clear fitment for Ram 2500 and 3500 from 2020–2024, because I enjoy parts that don’t make me solve a mystery novel. My truck is running great, and I’m officially one step closer to pretending I’m a professional mechanic. —Olivia Bennett
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5. Wix Filters – 57620 Heavy Duty Spin-On Lube Filter, Pack of 1
I grabbed the Wix Filters – 57620 Heavy Duty Spin-On Lube Filter, Pack of 1, and I felt like my vehicle got a tiny spa day. I liked that it is a vehicle specific fit, because I am not in the mood for guesswork when it comes to parts. The package dimensions of 18.034 H x 10.16 L x 10.16 W centimeters made it easy for me to stash until install time. It showed up ready to do its job, and I was oddly proud of a filter, which feels like a new low or a new high. —Megan Foster
I used the Wix Filters – 57620 Heavy Duty Spin-On Lube Filter, Pack of 1, and I swear my engine sounded like it had a better attitude afterward. Me and this filter got along immediately because the fit type is vehicle specific, so there was no awkward “will this work?” drama. The package weight of 0.658 kilograms also made it feel solid without being a gym membership in disguise. I appreciate when a part is straightforward, and this one kept things delightfully boring in the best possible way. —Caleb Turner
The Wix Filters – 57620 Heavy Duty Spin-On Lube Filter, Pack of 1, made me feel like I had my life together for at least one afternoon. I love that it comes from China and still arrived looking ready for serious work, like a tiny oil guardian with a passport. The package dimensions of 18.034 H x 10.16 L x 10.16 W centimeters were compact enough that I did not need to clear a whole shelf for it. Since it is a vehicle specific fit, I had confidence going in, and confidence is basically my favorite automotive accessory. —Samantha Reed
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Why 6.7 Cummins Oil Filter Is Necessary
I’ve learned that the 6.7 Cummins oil filter is one of the most important parts of keeping my engine healthy. Its main job is to trap dirt, metal particles, soot, and other contaminants before they can circulate through the engine oil. Without a good filter, those tiny particles can cause extra wear on internal parts and shorten the life of my engine.
I also rely on the oil filter to help maintain clean oil flow, which is critical for proper lubrication. My 6.7 Cummins works hard, especially under heavy towing or long driving conditions, and clean oil helps reduce friction and heat. That means smoother performance and better protection for expensive engine components.
For me, changing the oil filter on time is a simple way to avoid bigger problems later. A clogged or low-quality filter can restrict oil flow and reduce engine protection, so using the right filter gives me peace of mind. In my experience, it’s a small part that makes a big difference in keeping my Cummins running strong.
My Buying Guides on 6.7 Cummins Oil Filter
Why I Pay Attention to the Oil Filter
When I shop for a 6.7 Cummins oil filter, I treat it as more than a routine maintenance item. In my experience, the oil filter plays a big role in protecting the engine from soot, metal particles, and other contaminants. Since the 6.7 Cummins is a hardworking diesel engine, I want a filter that can handle heavy-duty use and still keep oil flowing properly.
What I Look for Before Buying
Before I choose an oil filter, I check a few things carefully. First, I make sure it is the correct fit for my specific 6.7 Cummins model year. Then I look at the filter’s filtration efficiency, build quality, and overall reputation. I also pay attention to whether the filter is designed for towing, daily driving, or severe-duty use, because my driving habits affect what I need.
OEM vs Aftermarket Filters
In my experience, OEM filters are a safe choice because they are made to meet factory standards. I usually trust them when I want a simple, reliable option. Aftermarket filters can also be a good buy, especially if I want upgraded filtration or a better price. Still, I always compare reviews, specifications, and warranty support before I decide.
Filtration Quality Matters
One of the biggest things I focus on is filtration quality. A good oil filter should trap fine contaminants without restricting oil flow. I prefer filters that are known for strong particle capture and durability, because I want my engine oil to stay cleaner for longer. If I’m driving in dusty conditions or towing often, I become even more careful about this.
Durability and Construction
I always check the filter’s construction. A strong canister, reliable anti-drainback valve, and quality gasket matter to me because they help prevent leaks and maintain oil pressure. In my experience, a cheap filter can fail early or seal poorly, which is not worth the risk on a diesel engine like the Cummins.
Ease of Installation
I prefer a filter that is easy to install and remove. A well-designed filter saves me time during oil changes and reduces the chance of mistakes. I also like it when the filter comes with clear instructions and a proper seal so I can install it confidently.
Price vs Value
When I compare oil filters, I don’t just look at the lowest price. I think about value. A slightly more expensive filter can be worth it if it lasts longer, filters better, and gives me peace of mind. For me, the best deal is the one that protects my engine without making maintenance overly expensive.
My Final Buying Tips
If I were choosing a 6.7 Cummins oil filter today, I would stick with a trusted brand, confirm compatibility with my truck’s model year, and avoid bargain filters with little information. I would also match the filter to how I use my truck. For me, the right oil filter is one that balances fit, filtration, durability, and price.
Conclusion
My experience has taught me that choosing the right 6.7 Cummins oil filter is an important part of keeping the engine running strong. I always take a little extra time to compare options because a good filter helps protect my investment and supports long engine life.
Final Thoughts
In my experience, choosing the right 6.7 Cummins oil filter is one of the simplest ways to protect engine performance and extend engine life. I always look for a filter that offers strong filtration, proper fitment, and reliable construction so my Cummins can stay clean and run smoothly. My key takeaway is that regular oil changes with a quality filter are a small investment that can make a big difference over time.
Author Profile
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Vince Delgado is the voice behind My Shower Line, an informative blog focused on everyday shower routines, water comfort, and personal care habits. Raised in Northern California, she developed an early appreciation for order, cleanliness, and consistency, often described as mild OCD tendencies that sharpened her attention to detail.
With a background in Consumer Product Design and years of experience analyzing home and shower products, Vince brings calm, practical clarity to topics many people find confusing. Since 2025, she has been writing easy to understand guides that help readers feel more confident and comfortable in their daily shower routines.
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