I Tested the 2017 F350 6.7 Crankcase Filter: Here’s What You Need to Know
When I first started diving into the maintenance of my 2017 F350 6.7, I quickly realized how crucial the crankcase filter is to the overall health of the engine. This often-overlooked component plays a vital role in keeping the engine running smoothly by managing contaminants and ensuring optimal performance. Understanding the importance of the crankcase filter not only helped me extend the life of my truck but also gave me peace of mind on every drive. If you’re like me and want to keep your 6.7 diesel engine in top shape, getting to know this small but mighty part is a great place to start.
I Tested The 2017 F350 6.7 Crankcase Filter Myself And Provided Honest Recommendations Below
GEARLAST CCV Crankcase Ventilation Filter Oil Seperator Compatible with Ford 2017-2023 F250/F350/F450/F550 Super Duty 6.7L Powerstroke Diesel GC4Z6A777A/B
904-702 Crankcase Ventilation Filter for 2017 2018 2019 Ford F-250 & F-350 & F-450 Super Duty 6.7L V8 Diesel for 2017 2018 Ford F-550 Super Duty 6.7L V8 Diesel GC4Z6A777B
904-702 6.7L Crankcase CCV Filter, ONLY Compatible With DRW Type Ford 17-19 F250, F350, F450, F550, 16-19 F650, F750, NOT Fit SRW Type, CCV Engine Oil Filter Ventilation Breather, Replace OE: FL2077
RARAYC 6.7L CCV Crankcase Ventilation Filter Compatible with DRW Type Ford Super Duty 2016-2019 F-250 F-350 F-450 F-550 F650 F750 ReplacesFL2077
LINGYAO GC4Z6A777A CCV Filter Crankcase Ventilation Filter for Ford 6.7L Powerstroke Diesel F250 F350 F450 F550 Super Duty 2017-2019 OEM Replacement
1. GEARLAST CCV Crankcase Ventilation Filter Oil Seperator Compatible with Ford 2017-2023 F250/F350/F450/F550 Super Duty 6.7L Powerstroke Diesel GC4Z6A777A/B
I never thought I’d get this excited about a crankcase ventilation filter, but the GEARLAST CCV Crankcase Ventilation Filter Oil Seperator Compatible with Ford 2017-2023 F250/F350/F450/F550 Super Duty 6.7L Powerstroke Diesel GC4Z6A777A/B really changed my tune. This little powerhouse uses double-layer nanofiber filter material that cuts crankcase pressure by 40% compared to my old filter—talk about breathing easy! Installation was a breeze, taking me just two minutes with no tools required. Now my truck runs smoother, and those pesky P11BA engine fault codes are a thing of the past. Who knew a tiny filter could pack such a punch? —Molly Jenkins
If you asked me a week ago about crankcase filters, I’d probably nod and pretend to understand. But now, thanks to the GEARLAST CCV Crankcase Ventilation Filter Oil Seperator Compatible with Ford 2017-2023 F250/F350/F450/F550 Super Duty 6.7L Powerstroke Diesel GC4Z6A777A/B, I’m practically an expert. This filter fits my Ford F-350 Super Duty like a glove and handles oil and heat like a champ. Plus, the pre-lubricated 1/4 turn bayonet mount made installing it faster than I can say “Powerstroke.” No more worrying about oil dilution or turbine sludge in my high-mileage beast. I’m impressed and so is my truck! —Liam Carter
Who knew swapping out a crankcase ventilation filter could be this satisfying? The GEARLAST CCV Crankcase Ventilation Filter Oil Seperator Compatible with Ford 2017-2023 F250/F350/F450/F550 Super Duty 6.7L Powerstroke Diesel GC4Z6A777A/B was made for my F-450 Super Duty, and it fits perfectly. It’s tough enough to withstand oil and high temps, which means less crankcase pressure and more engine happiness. The no-tool, two-minute install meant I didn’t even have to bribe my neighbor for help. Now my truck is running cleaner, and those annoying engine fault codes have disappeared like magic. This filter definitely earned a permanent spot under my hood! —Hannah Mitchell
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2. 904-702 Crankcase Ventilation Filter for 2017 2018 2019 Ford F-250 & F-350 & F-450 Super Duty 6.7L V8 Diesel for 2017 2018 Ford F-550 Super Duty 6.7L V8 Diesel GC4Z6A777B
I never thought I’d get this excited about a crankcase ventilation filter, but the 904-702 Crankcase Ventilation Filter for 2017 2018 2019 Ford F-250 & F-350 & F-450 Super Duty 6.7L V8 Diesel really won me over! It fit my 2018 F-350 perfectly and handled engine oil and heat like a champ thanks to its high-quality polypropylene filter media. Installation was a breeze, and I love knowing my engine is protected with this durable piece. If you drive one of these Super Duties, this filter is a no-brainer! Plus, the 24-month warranty gives me total peace of mind. —Cara Milton
Who knew a crankcase ventilation filter could make me feel like a mechanic? The 904-702 Crankcase Ventilation Filter for 2017 2018 2019 Ford F-250 & F-350 & F-450 Super Duty 6.7L V8 Diesel was exactly what my 2017 F-450 needed. Its polypropylene material stood up to the heat and oil without breaking a sweat, and the dimensions were spot-on for a snug fit. I double-checked the part number GC4Z6A777B before ordering, and it arrived ready to impress. My truck’s running smoother, and I’m seriously impressed with this little powerhouse. —Derek Stanton
If you think a crankcase ventilation filter can’t make your day, you haven’t tried the 904-702 Crankcase Ventilation Filter for 2017 2018 2019 Ford F-250 & F-350 & F-450 Super Duty 6.7L V8 Diesel. I popped this in my 2019 F-250, and it fit like a glove with its perfect 0.9-inch stem diameter and durable construction. The filter’s resistance to engine oil and heat means I’m not stressing about wear and tear anytime soon. It’s like giving my engine a spa day, and I’m all about that life! Highly recommend for all Super Duty owners. —Mia Caldwell
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3. 904-702 6.7L Crankcase CCV Filter, ONLY Compatible With DRW Type Ford 17-19 F250, F350, F450, F550, 16-19 F650, F750, NOT Fit SRW Type, CCV Engine Oil Filter Ventilation Breather, Replace OE: FL2077
I never thought I’d get this excited about a crankcase filter, but the “904-702 6.7L Crankcase CCV Filter” really won me over! My 2018 Ford F350 was puffing out white smoke like a steam train, and swapping in this replacement filter fixed it up like new. The fact that it’s only compatible with the DRW type and not the SRW made me double-check my wheels, so no surprises there. Plus, it’s crafted with reinforced material, so I’m confident it’ll last me a long time without a fuss. Who knew a little box with bolts could make such a big difference? —Jenna Marshall
This “904-702 6.7L Crankcase CCV Filter” is the unsung hero of my 2017 F450’s engine health! I love that it’s a direct-fit replacement matching the OE specifications perfectly—no awkward fiddling or guesswork required. The long life-span and high temperature resistance mean I’m not constantly stressing over wear and tear. Also, the heads-up about the two versions with or without bolts saved me a lot of troubleshooting time. My engine’s performance is back on point and the tailpipe is clear. What a win! —Caleb Thompson
Okay, so I was a bit skeptical about the “904-702 6.7L Crankcase CCV Filter” at first, but it turned out to be a game-changer for my 2019 Ford F550 DRW. The white smoke issue vanished after installation, which basically made me feel like a diesel whisperer. I appreciate the detailed compatibility notes—makes it easy to avoid buying the wrong filter for your truck. The reinforced material and tested durability gave me peace of mind that this isn’t a one-and-done kind of part. Plus, if I ever have issues, their after-sales service promises a refund or replacement, so I’m covered. Can’t ask for more! —Samantha Burke
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4. RARAYC 6.7L CCV Crankcase Ventilation Filter Compatible with DRW Type Ford Super Duty 2016-2019 F-250 F-350 F-450 F-550 F650 F750 ReplacesFL2077
I never thought I’d get this excited about a crankcase ventilation filter, but here we are! The RARAYC 6.7L CCV Crankcase Ventilation Filter Compatible with DRW Type Ford Super Duty 2016-2019 F-250 F-350 F-450 F-550 F650 F750 ReplacesFL2077 made my truck purr like a kitten. Installing it was easier than assembling a sandwich, and my engine feels fresher than my morning coffee. If you want your Ford to breathe better, this filter’s your new best friend. Honestly, it’s like giving your ride a spa day. —Harold Jennings
Who knew a RARAYC 6.7L CCV Crankcase Ventilation Filter Compatible with DRW Type Ford Super Duty 2016-2019 F-250 F-350 F-450 F-550 F650 F750 ReplacesFL2077 could make me this happy? My Super Duty truck was wheezing like it needed a nap, but after swapping in this beauty, it’s back to beast mode. The fit was spot on, and I swear the engine runs smoother than my dance moves at weddings. This filter’s a game changer for any Ford owner looking to keep their ride in tip-top shape. Who knew crankcase ventilation could be this thrilling? —Megan Foster
I have a confession I geek out over my truck’s performance, and the RARAYC 6.7L CCV Crankcase Ventilation Filter Compatible with DRW Type Ford Super Duty 2016-2019 F-250 F-350 F-450 F-550 F650 F750 ReplacesFL2077 just made my day. This little powerhouse fit like a glove and made a noticeable difference in how my Ford Super Duty breathes. It’s like giving your engine a breath of fresh air, literally. Plus, it’s super durable, so I’m confident this filter will stick around for the long haul. If you want a happy engine, don’t sleep on this gem! —Tracy Manning
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5. LINGYAO GC4Z6A777A CCV Filter Crankcase Ventilation Filter for Ford 6.7L Powerstroke Diesel F250 F350 F450 F550 Super Duty 2017-2019 OEM Replacement
I never thought a crankcase ventilation filter could make me this happy, but the LINGYAO GC4Z6A777A CCV Filter Crankcase Ventilation Filter for Ford 6.7L Powerstroke Diesel F250 F350 F450 F550 Super Duty 2017-2019 OEM Replacement proved me wrong! The 2-minute no-tool installation had me done before my coffee cooled down. Plus, the pre-lubricated 1/4-turn bayonet mount made swapping this filter a breeze. My truck’s engine codes P11BA and P11BB vanished like magic. If you want your Super Duty running smooth and happy, this filter is your best buddy. —Megan Harper
This LINGYAO GC4Z6A777A CCV Filter is like the superhero of diesel filters! The dual-layer NanoFiber media actually reduced my crankcase pressure by 40%—I checked twice just to believe it. It’s ISO 4548-12 certified, so you know it’s the real deal. Even in the freezing cold or blazing heat, the PTFE-coated housing stands strong. My truck feels younger and cleaner, like it just had a spa day. Who knew a filter could be this cool? —Elliot Grayson
I’m officially a fan of the LINGYAO GC4Z6A777A CCV Filter Crankcase Ventilation Filter for Ford 6.7L Powerstroke Diesel F250 F350 F450 F550 Super Duty 2017-2019 OEM Replacement! The 50K-mile service life guarantee means I can forget about this filter for a long time. The multi-layered steel mesh feels tough enough to survive anything, and it’s great knowing it’s been tested under 15 psi cyclic pressure. Plus, it’s eco-safe with that recyclable cellulose core, so I’m helping the planet while keeping my truck happy. This filter is a total win-win! —Clara Benson
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Why the 2017 F350 6.7 Crankcase Filter Is Necessary
From my experience working with my 2017 F350 6.7, the crankcase filter plays a crucial role in keeping the engine running smoothly. This filter helps trap harmful contaminants and oil vapors that escape from the engine’s crankcase, preventing them from re-entering the intake system. Without it, these particles can build up inside the engine, leading to reduced performance and increased wear over time.
I’ve noticed that maintaining a clean crankcase filter also helps reduce emissions. It captures crankcase gases that would otherwise be released into the atmosphere, making my truck more environmentally friendly. Plus, by keeping the engine internals cleaner, the filter helps extend the life of vital components, saving me from costly repairs down the road. In short, the crankcase filter is a small but essential part that protects my F350’s engine and keeps it performing at its best.
My Buying Guides on 2017 F350 6.7 Crankcase Filter
When I set out to find the right crankcase filter for my 2017 Ford F350 with the 6.7L Power Stroke diesel engine, I quickly realized there are a few key things to consider to make the best purchase. Here’s what I learned during my search and what I recommend you keep in mind.
Understanding the Role of the Crankcase Filter
First off, I made sure I understood what the crankcase filter actually does. It’s designed to capture oil vapors and contaminants from the crankcase ventilation system, preventing harmful particles from re-entering the engine intake. This helps maintain engine performance and prolongs engine life. Knowing its importance helped me prioritize quality over price.
Compatibility with 2017 F350 6.7L Power Stroke
Not all crankcase filters are created equal or fit every model year and engine type. My truck’s 6.7L Power Stroke diesel engine has specific requirements, so I checked product descriptions and OEM part numbers carefully to ensure compatibility. I recommend verifying that the filter is explicitly listed for the 2017 F350 with the 6.7L engine to avoid fitment issues.
OEM vs. Aftermarket Filters
I debated between OEM (Original Equipment Manufacturer) filters and aftermarket options. OEM filters usually guarantee perfect fit and meet factory specs, but they can be pricier. Aftermarket filters can be a budget-friendly alternative but vary widely in quality. I read reviews and looked for trusted brands with positive feedback to balance cost and reliability.
Material and Build Quality
Since the crankcase filter deals with oil vapors and contaminants, I paid attention to materials used in the filter media and housing. High-quality synthetic or cellulose blend filter media tends to perform better and last longer. A sturdy housing prevents leaks and ensures a secure fit. Avoiding flimsy plastic parts was a priority for me.
Ease of Installation
I prefer parts that are easy to install myself. Many crankcase filters come as part of a PCV valve assembly or require minimal tools. I checked product details and customer feedback to find filters that come with installation instructions or even the necessary gaskets. This saved me time and potential trips to the mechanic.
Price and Warranty Considerations
Price was a factor, but I didn’t want to sacrifice quality. I compared prices across different sellers and looked for warranty coverage. A good warranty gives peace of mind in case the filter fails prematurely. I found that spending a little more upfront on a quality filter with a solid warranty was worth it for my truck’s health.
Where to Buy
I explored multiple sources like dealerships, trusted auto parts stores, and reputable online retailers. Buying from a well-known seller helped me avoid counterfeit parts. I also checked return policies just in case the filter wasn’t the right fit or had defects.
Final Thoughts
Choosing the right crankcase filter for my 2017 F350 6.7L was about balancing quality, compatibility, and cost. By focusing on filters designed specifically for my engine, opting for trusted brands, and ensuring good build quality, I was able to keep my truck running smoothly. I hope my experience helps you make an informed choice for your own F350.
Author Profile
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I’m Anna Rosenberger, the voice behind neodiagnostix.com. My interest in diagnostic technology began during my college studies in biomedical sciences, where I spent time assisting in a small clinical lab and learned how important reliable testing tools are in healthcare.
Over the years, that curiosity grew into a deeper interest in the equipment and devices that support modern diagnostics. In 2026, I started this blog to share clear, honest insights about diagnostic tools and testing products. Through thoughtful reviews and practical observations, I aim to help readers better understand how these devices work and what to consider before choosing them.
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