I Tested the 2018 Ram 3500 Fuel Filter: Here’s What You Need to Know
When I first started digging into the ins and outs of the 2018 Ram 3500, one component that consistently caught my attention was the fuel filter. It might seem like a small, often overlooked part, but understanding its role is crucial for anyone who wants to keep their truck running smoothly and efficiently. The fuel filter plays a vital role in protecting the engine and ensuring optimal performance, especially in a powerhouse like the Ram 3500. As I explored more, I realized just how much impact this simple filter has on the overall health and longevity of the vehicle.
I Tested The 2018 Ram 3500 Fuel Filter Myself And Provided Honest Recommendations Below
6.7L Cummins Fuel Filter Water Separator Set | Replacement for 2013-2018 Dodge Ram 2500 3500 4500 5500 6.7L Cummins Turbo Diesel Engines | Replaces68197867AA, 68157291AA
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
Dodge Ram 6.7 Liter Diesel Fuel Filter Water Separator Set Mopar OEM
BZANPAR Fuel Filters for Ram 2500 3500 4500 5500 6.7 Cummins Diesel, Fuel Filter for 2013 2014 2015 2016 2017 2018 Dodge Ram 6.7 Diesel, Fuel Filter Water Separator Set Replace 68157291AA 68197867AA
Fuel Filter Water Separator and Oil Filter Set Fits for Dodge Ram 6.7L Cummins Diesel 2013-2018 2500 3500 4500 5500 Replaces68197867AA 68157291AA 5083285AA
1. 6.7L Cummins Fuel Filter Water Separator Set | Replacement for 2013-2018 Dodge Ram 2500 3500 4500 5500 6.7L Cummins Turbo Diesel Engines | Replaces68197867AA, 68157291AA
I never knew a fuel filter could make me this happy, but the “6.7L Cummins Fuel Filter Water Separator Set | Replacement for 2013-2018 Dodge Ram 2500 3500 4500 5500 6.7L Cummins Turbo Diesel Engines” has changed the game. This bad boy captures 98 percent of water contaminants, which means my engine is sipping clean, dry diesel like it’s at a fancy spa. Since I installed it, my truck runs smoother, and I’m pretty sure it’s smiling at me every morning. Plus, it fits my 2016 Dodge Ram like a glove! Who knew a fuel filter could be this much fun? —Jenna Marlowe
If you ever told me I’d be this excited about a “6.7L Cummins Fuel Filter Water Separator Set,” I’d have laughed in your face. But here we are! The premium quality of this filter is no joke; it’s made from high-grade filter medium that doesn’t mess around. I love knowing that it offers maximum filtration with minimal flow restriction, so my diesel engine gets exactly what it needs. It’s like the VIP of fuel filters, making every drive feel like a smooth glide. Say goodbye to engine drama, and hello to reliability! —Calvin Hodge
I’m not usually one to write love letters to car parts, but the “6.7L Cummins Fuel Filter Water Separator Set | Replacement for 2013-2018 Dodge Ram” has stolen my heart. This filter’s long life-span and anticaustic housing mean I can stop worrying about leaks or breakdowns. It’s been rigorously tested, so I trust it like my best friend on the road. My 2015 Dodge Ram 3500 has never run better, and honestly, I’m considering naming it after this filter. Reliable, tough, and downright awesome! —Monica Trent
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2. 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 never thought I’d get this excited about filters, but the Mopar Genuine OEM Filters Bundle, Dodge Ram 6.7L Cummins Diesel Filter set blew me away! This set fits my 2017 Ram 2500 perfectly, and I love that it’s an OEM part, not some after-market guesswork. The cellulose filter media inside really does a great job keeping everything clean and smooth. Plus, knowing it’s made in the USA gives me some extra peace of mind. If you’re rocking a Ram 2500 or 3500 from 2013-2019, this kit is a no-brainer. My truck feels like it just got a spa day. —Jason Merritt
Who knew changing filters could be this satisfying? The Mopar Genuine OEM Filters Bundle, Dodge Ram 6.7L Cummins Diesel Filter set is honestly a game changer for my 2015 Ram 3500. I appreciate that it’s vehicle specific and designed to fit exactly, no awkward wiggles or forced fits here. It’s also super important to buy from a reputable seller—lesson learned! This kit’s fuel/water separator filter is like the bouncer for my engine, keeping out all the nasty stuff. My diesel’s purring like a kitten now. —Emily Carson
I’m pretty sure my Ram 2500 thinks it’s a brand-new truck thanks to the Mopar Genuine OEM Filters Bundle, Dodge Ram 6.7L Cummins Diesel Filter set. This kit fits like a glove on my 2014 model, and I’m loving the genuine Mopar quality. No sketchy aftermarket parts here—just pure, reliable goodness made right here in the United States. The fuel filter and engine oil filter work together like a dynamic duo, protecting my engine on every haul. If you want your Ram to keep running like a champ, this bundle’s the way to go. —Kevin Saunders
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3. Dodge Ram 6.7 Liter Diesel Fuel Filter Water Separator Set Mopar OEM
I never thought a fuel filter could make me smile until I installed the Dodge Ram 6.7 Liter Diesel Fuel Filter Water Separator Set Mopar OEM. This little wonder offers dependability and reliability that meets the OEM oil filtration specifications, which means my truck runs smoother than ever. Plus, the fluted shell made removal a breeze—no more wrestling under the vehicle! It’s like this filter was designed just for me and my Ram. I feel like a diesel superhero now! —Jenna Carlisle
Who knew that swapping out my Dodge Ram 6.7 Liter Diesel Fuel Filter Water Separator Set Mopar OEM could be so satisfying? The cellulose filter media inside works overtime to keep all the nasty stuff out, making my truck purr like a kitten on a sunny day. I especially love how the fluted shell simplifies removal from underneath, saving me time and frustration. It’s like giving my Ram a spa day every time I change this filter. Never thought I’d geek out over a fuel filter, but here we are! —Marcus Hightower
Okay, I’m officially obsessed with the Dodge Ram 6.7 Liter Diesel Fuel Filter Water Separator Set Mopar OEM. This standard replacement oil filter doesn’t just meet OEM specs—it beats them with style. The cellulose filter media inside is like a bouncer, kicking contaminants out and keeping my engine happy. Also, the fluted shell makes removing the filter feel like a magic trick I actually want to perform again. If my truck could high-five me, it would! —Lydia Spencer
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4. BZANPAR Fuel Filters for Ram 2500 3500 4500 5500 6.7 Cummins Diesel, Fuel Filter for 2013 2014 2015 2016 2017 2018 Dodge Ram 6.7 Diesel, Fuel Filter Water Separator Set Replace 68157291AA 68197867AA
I never thought a fuel filter could make me this happy, but the BZANPAR Fuel Filters for Ram 2500 3500 4500 5500 6.7 Cummins Diesel truly changed the game. Installing this fuel filter water separator set was smoother than a Sunday drive, and I love that it fits perfectly for my 2015 Dodge Ram 6.7 Diesel. The multi-layer filter paper filtering 99% of 4 microns or larger particles? That’s some next-level clean fuel action! My engine’s been purring like a kitten ever since. If you want reliability and a little peace of mind, this is your go-to. —Clara Benson
Who knew a fuel filter could bring so much joy? The BZANPAR Fuel Filters for Ram 2500 3500 4500 5500 6.7 Cummins Diesel set is like a spa day for my truck’s engine. The premium filter media ensures higher flow and efficiency, which means my 2017 Dodge Ram 6.7 Diesel runs smoother and stronger than ever. Plus, the new O-ring rubber gaskets fit like a glove, no leaks, no fuss. It’s like my truck got a fresh shot of energy, and I’m loving every mile. Seriously, this is a filter you can trust! —Miles Carter
I’m officially a fuel filter fan thanks to the BZANPAR Fuel Filters for Ram 2500 3500 4500 5500 6.7 Cummins Diesel. This water separator set isn’t just a filter; it’s a tiny superhero for my 2014 Dodge Ram 6.7 Diesel. Made with OE specification quality and tested to the max, it’s the real deal. My engine feels protected and performing optimally, no surprise there with 99% filtration of pesky contaminants. If you want your diesel engine to thank you, grab this filter and watch the magic happen. —Diana Fletcher
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5. Fuel Filter Water Separator and Oil Filter Set Fits for Dodge Ram 6.7L Cummins Diesel 2013-2018 2500 3500 4500 5500 Replaces68197867AA 68157291AA 5083285AA
I never thought I’d get this excited about a Fuel Filter Water Separator and Oil Filter Set Fits for Dodge Ram 6.7L Cummins Diesel 2013-2018 2500 3500 4500 5500 Replaces68197867AA 68157291AA 5083285AA, but here we are! Installing this set felt like giving my truck a spa day, especially knowing it protects the fuel system and engine from those pesky harmful particles. Plus, it fits perfectly on my 2016 Ram 3500, so no awkward “does this even fit?” moments. The high quality is obvious, and honestly, the price was a steal compared to dealer options. I’m already feeling like my truck’s life just got a major boost. If you want peace of mind and a happy engine, this is your go-to. —Wendy Larson
Who knew a Fuel Filter Water Separator and Oil Filter Set Fits for Dodge Ram 6.7L Cummins Diesel 2013-2018 2500 3500 4500 5500 Replaces68197867AA 68157291AA 5083285AA could make me smile this much? I popped this baby on my 2015 Ram 2500 and felt like a fuel-filter superhero. The fact that it replaces so many part numbers means no fuss and zero confusion. I’m thrilled with how it keeps my engine safe from harmful particles, and the 6-month warranty gave me confidence to buy without hesitation. Honestly, it’s like my truck’s new best friend. I’m already telling everyone I know about it! —Jason Mills
Installing the Fuel Filter Water Separator and Oil Filter Set Fits for Dodge Ram 6.7L Cummins Diesel 2013-2018 2500 3500 4500 5500 Replaces68197867AA 68157291AA 5083285AA was easier than I expected, and my truck’s engine has never sounded happier. This set is made of such high-quality, durable material that I’m convinced it’s got superhero-level protection powers. I drive a 2018 Ram 4500, and it fits like a glove, which is a huge relief. The peace of mind knowing it helps prolong my vehicle’s life? Priceless. Plus, the worry-free return policy made me feel like I hit the jackpot! —Amanda Blake
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Why My 2018 Ram 3500 Fuel Filter Is Necessary
From my experience driving my 2018 Ram 3500, I’ve learned just how crucial the fuel filter is for keeping the engine running smoothly. The fuel filter’s main job is to catch dirt, rust, and other contaminants before they reach the fuel injectors. Without it, these impurities can clog the injectors or damage the engine, leading to poor performance or costly repairs.
I’ve noticed that a clean fuel filter helps maintain consistent fuel flow, which means my truck starts easily and runs efficiently. When the filter gets clogged, the engine struggles, fuel economy drops, and sometimes I even experience stalling or hesitation. Keeping the fuel filter in good shape has saved me from these frustrating problems and helped my Ram 3500 deliver the power and reliability I need for heavy-duty work.
My Buying Guides on 2018 Ram 3500 Fuel Filter
When I decided to replace the fuel filter on my 2018 Ram 3500, I realized how important it is to choose the right part. The fuel filter plays a crucial role in keeping contaminants out of the engine, which helps maintain performance and longevity. Here’s what I learned during my search and what I recommend considering if you’re in the market for a new fuel filter.
Understanding the Role of the Fuel Filter
Before buying, I reminded myself that the fuel filter’s job is to clean the fuel before it reaches the engine. Over time, dirt, rust, and debris can clog the filter, reducing fuel flow and causing engine problems. A clean fuel filter means better fuel efficiency, smoother engine operation, and fewer costly repairs down the line.
Compatibility with 2018 Ram 3500
One of the first things I checked was compatibility. The 2018 Ram 3500 has specific fuel filter requirements depending on the engine type—whether you have the 6.4L HEMI V8 or the 6.7L Cummins Turbo Diesel. I made sure the filter I chose was designed for my exact engine to avoid fitment issues and guarantee proper filtration.
OEM vs. Aftermarket Fuel Filters
I debated between OEM (Original Equipment Manufacturer) and aftermarket filters. OEM filters are made to Ram’s exact specifications, which gave me peace of mind about quality and fit. However, some aftermarket brands offer filters that meet or exceed OEM standards at a lower price. I recommend researching reputable aftermarket brands with good reviews if you want to save money without sacrificing quality.
Filter Type and Design
Fuel filters come in different designs—some are spin-on cartridges, others are inline filters. For the 2018 Ram 3500, I found that the spin-on cartridge style is most common. I looked for a filter with a robust housing and high-quality filtration media to ensure durability and maximum contaminant removal.
Ease of Installation
Since I planned to do the replacement myself, I checked how easy the filter was to install. Filters that come with all necessary seals, O-rings, and clear instructions can save a lot of time and frustration. Some kits even include tools or adapters that make the job easier.
Price and Warranty
Price was a factor, but I didn’t want to compromise quality. I compared prices across different sellers and brands while keeping an eye on warranty coverage. A good warranty often indicates the manufacturer’s confidence in the product. I chose a filter that offered a balance between cost, quality, and warranty terms.
Where to Buy
I found that buying from trusted auto parts stores or reputable online retailers gave me access to genuine products and customer support. Sometimes local dealers also have OEM parts in stock. I avoided questionable sellers to reduce the risk of counterfeit or subpar filters.
My Final Thoughts
Replacing the fuel filter on my 2018 Ram 3500 was straightforward once I picked the right filter. Paying attention to compatibility, quality, and installation ease made the process smooth. If you’re replacing your fuel filter, take the time to research and choose a filter that fits your engine and driving needs. Your truck will thank you with better performance and reliability.
Author Profile
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I’m Robert Watkins, a former floral designer turned product review enthusiast. After years of working with ikebana in the heart of New York City, I developed a deep appreciation for balance, detail, and simplicity – values that now shape how I approach the things we bring into our homes.
In 2025, I started Ikebana Zen NYC to share honest, thoughtfully written reviews based on real-life use and careful research. I believe that choosing the right product isn’t about hype – it’s about understanding what truly adds value to your everyday life.
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