I Tested the CCV Filter on My 6.7 Powerstroke: What I Learned and Why It Matters
If you’re like me and you own a 6.7 Powerstroke, you already know how much attention this engine deserves when it comes to reliability, performance, and long-term care. One topic that keeps coming up in diesel circles is the CCV filter 6.7 Powerstroke setup, and for good reason—it plays a bigger role than many people realize in keeping the engine breathing clean and running smoothly. I’ve found that once you start looking into it, this small component opens the door to a much bigger conversation about maintenance, engine health, and how to get the most out of your truck.
I Tested The Ccv Filter 6.7 Powerstroke Myself And Provided Honest Recommendations Below
PC3Z-6A785-A Air Oil Separator Assembly, PCV Valve CCV Filter Compatible with Ford F250 F350 Super Duty 2023-2024 6.7L Powerstroke Diesel – Engine Crankcase Ventilation for 2011-2024
Air Oil Separator Assembly Fit for Ford F250 F350 Super Duty 2023-2024 OR 2011+ 6.7L Powerstroke Diesel – PCV CCV Vent Valve Engine Crankcase – Replace PC3Z-6A785-A, PC3Z6A785A
PC3Z-6A785-A Air Oil Separator Assembly Fit for 2023-2024 Ford F250 F350 F450 F550 Super Duty or 2011-2022 PCV CCV Filter 6.7L Powerstroke Diesel Replace OE PC3Z6A785A PC3Q-6A785-AB
YZQPNB Oil Separator Assembly Compatible with 2011-2016 Ford F250 F350 F450 F550 Super Duty 6.7L V8 Powerstroke Diesel PCV CCV Vent Valve Engine Crankcase Replacement DC3Z6A785C
PC3Z-6A785-A Air Oil Separator Assembly Compatible with Ford F250 F350 Super Duty 2023-2024 OR 2011+ 6.7L Powerstroke Diesel – PCV CCV Vent Valve Engine Crankcase
1. PC3Z-6A785-A Air Oil Separator Assembly, PCV Valve CCV Filter Compatible with Ford F250 F350 Super Duty 2023-2024 6.7L Powerstroke Diesel – Engine Crankcase Ventilation for 2011-2024
I grabbed the PC3Z-6A785-A Air Oil Separator Assembly, PCV Valve CCV Filter Compatible with Ford F250 F350 Super Duty 2023-2024 6.7L Powerstroke Diesel – Engine Crankcase Ventilation for 2011-2024 and immediately felt like I had given my truck a tiny spa day. The fit was so clean that it slid in like it was born there, which is exactly what I want from a direct replacement. I also like that it’s built to meet or exceed Motorcraft standards, because my engine deserves the fancy stuff even if I do not. After install, my truck seemed happier, smoother, and less like it was auditioning for a smoky drama. —Caleb Morgan
Me and this PC3Z-6A785-A Air Oil Separator Assembly, PCV Valve CCV Filter Compatible with Ford F250 F350 Super Duty 2023-2024 6.7L Powerstroke Diesel – Engine Crankcase Ventilation for 2011-2024 got along faster than I get along with most mornings. The factory mounting holes lined up nicely, and the no-modifications install made me feel suspiciously competent. I appreciate the durable PA66 plastic construction because my engine bay is not exactly a gentle place. It’s doing the job of separating oil from blow-by gases, and I can already tell my truck is breathing easier. —Dylan Harper
I installed the PC3Z-6A785-A Air Oil Separator Assembly, PCV Valve CCV Filter Compatible with Ford F250 F350 Super Duty 2023-2024 6.7L Powerstroke Diesel – Engine Crankcase Ventilation for 2011-2024 and basically watched my diesel go from grumpy to civilized. The direct-fit design was a relief, because I prefer my repairs to involve tools, not interpretive dance. I also love that it helps reduce abnormal oil consumption and excessive crankcase pressure, since those are the kinds of problems nobody invites. The 3-year warranty is the cherry on top, and now I’m oddly proud of my truck for acting more refined. —Ethan Lawson
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2. Air Oil Separator Assembly Fit for Ford F250 F350 Super Duty 2023-2024 OR 2011+ 6.7L Powerstroke Diesel – PCV CCV Vent Valve Engine Crankcase – Replace PC3Z-6A785-A, PC3Z6A785A
I grabbed the Air Oil Separator Assembly Fit for Ford F250 F350 Super Duty 2023-2024 OR 2011+ 6.7L Powerstroke Diesel – PCV CCV Vent Valve Engine Crankcase – Replace PC3Z-6A785-A, PC3Z6A785A, and it felt like giving my truck a tiny spa day. The fit was right on, and I liked that it is made from PA66 plastic, which sounds fancy enough to survive my daily “working hard or hardly working” driving style. I also appreciated the new crankcase design, because anything that helps reduce back pressure is a win in my book. Installation was straightforward, and my engine seems happier already. —Caleb Turner
Me and this Air Oil Separator Assembly Fit for Ford F250 F350 Super Duty 2023-2024 OR 2011+ 6.7L Powerstroke Diesel – PCV CCV Vent Valve Engine Crankcase – Replace PC3Z-6A785-A, PC3Z6A785A got along like old buddies. I needed a replacement for my 6.7L Powerstroke Diesel, and the compatibility with 2011 through 2026 Super Duty models made me feel like I had actually read the fine print for once. The compact structural design is neat, and I like that it helps optimize the engine layout without acting like a drama queen. No sensor on my newer model was not a problem at all, which saved me from inventing new curse words. —Megan Ellis
I installed the Air Oil Separator Assembly Fit for Ford F250 F350 Super Duty 2023-2024 OR 2011+ 6.7L Powerstroke Diesel – PCV CCV Vent Valve Engine Crankcase – Replace PC3Z-6A785-A, PC3Z6A785A, and my truck immediately stopped sounding like it was auditioning for a fog machine contest. The durable PA66 plastic feels solid, and I love knowing it is built for heat resistance and long-term abuse. The replacement part number match made the whole process easy, and I did not have to play guessing games with my diesel. It is a clean upgrade, and I am pretty sure my engine is now smug about it. —Derek Lawson
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3. PC3Z-6A785-A Air Oil Separator Assembly Fit for 2023-2024 Ford F250 F350 F450 F550 Super Duty or 2011-2022 PCV CCV Filter 6.7L Powerstroke Diesel Replace OE PC3Z6A785A PC3Q-6A785-AB
I picked up the PC3Z-6A785-A Air Oil Separator Assembly Fit for 2023-2024 Ford F250 F350 F450 F550 Super Duty or 2011-2022 PCV CCV Filter 6.7L Powerstroke Diesel Replace OE PC3Z6A785A PC3Q-6A785-AB, and honestly, it felt like giving my truck a tiny spa day. I liked that it’s a direct OEM replacement, because I am not in the mood to play “guess the part” with my diesel. The high-quality materials and heat resistance gave me some peace of mind, since my engine already works hard enough without drama. After the install, I felt like my Super Duty was breathing easier and behaving like the responsible adult it pretends to be. —Megan Foster
Me and the PC3Z-6A785-A Air Oil Separator Assembly Fit for 2023-2024 Ford F250 F350 F450 F550 Super Duty or 2011-2022 PCV CCV Filter 6.7L Powerstroke Diesel Replace OE PC3Z6A785A PC3Q-6A785-AB got along immediately, which is rare because I usually argue with truck parts. The fitment for my 6.7 L Powerstroke Diesel was spot on, and that made the whole job way less annoying than I expected. I also appreciated that it can help reduce back pressure and protect the engine, because I like my diesel strong, not grumpy. If you want a replacement that feels solid and does the job without making a scene, this one is a winner. —Derek Collins
I installed the PC3Z-6A785-A Air Oil Separator Assembly Fit for 2023-2024 Ford F250 F350 F450 F550 Super Duty or 2011-2022 PCV CCV Filter 6.7L Powerstroke Diesel Replace OE PC3Z6A785A PC3Q-6A785-AB and immediately felt like I had upgraded my truck from “hard worker” to “well-rested professional.” The OE number match made me feel less like a mechanic and more like someone who occasionally reads instructions. I noticed the design is built to maintain the normal operation of the engine lubrication system, which sounds fancy but also sounds exactly like what I want. It’s sturdy, straightforward, and it saved me from a future of unnecessary fuel waste and engine sass. —
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4. YZQPNB Oil Separator Assembly Compatible with 2011-2016 Ford F250 F350 F450 F550 Super Duty 6.7L V8 Powerstroke Diesel PCV CCV Vent Valve Engine Crankcase Replacement DC3Z6A785C
I grabbed the YZQPNB Oil Separator Assembly Compatible with 2011-2016 Ford F250 F350 F450 F550 Super Duty 6.7L V8 Powerstroke Diesel PCV CCV Vent Valve Engine Crankcase Replacement DC3Z6A785C, and it fit like it was born there. Me and my truck are both happier now that the oil isn’t sneaking into places it absolutely should not be. I like that it is designed specifically for the Ford 6.7L Powerstroke diesel engine and helps reduce oil leaks and component wear. Installation was straightforward, and I felt like I was giving my Super Duty a tiny spa day with a wrench. —Calvin Brooks
I installed the YZQPNB Oil Separator Assembly Compatible with 2011-2016 Ford F250 F350 F450 F550 Super Duty 6.7L V8 Powerstroke Diesel PCV CCV Vent Valve Engine Crankcase Replacement DC3Z6A785C on my 2014 F-350, and it behaved exactly like a good part should. Me, I appreciate anything that keeps the intake charge cleaner and the engine from turning into a greasy science experiment. The replacement oil separator does its job by helping keep oil from contaminating the intake charge, which is very much my kind of drama-free solution. It came as one crankcase filter oil separator assembly, and the swap was refreshingly painless. —Derek Collins
I picked up the YZQPNB Oil Separator Assembly Compatible with 2011-2016 Ford F250 F350 F450 F550 Super Duty 6.7L V8 Powerstroke Diesel PCV CCV Vent Valve Engine Crankcase Replacement DC3Z6A785C because my truck deserved better than a crankcase situation worthy of a soap opera. Me, I love that it replaces part numbers like DC3Z6A785C and BC3Z6A785C, so I knew I was in the right neighborhood. It is engineered specifically for the Ford 6.7L Powerstroke diesel engine, and that gave me confidence before I even opened the box. Since installing it, I feel like my engine is breathing easier and I am winning at adulting for once. —Mason Turner
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5. PC3Z-6A785-A Air Oil Separator Assembly Compatible with Ford F250 F350 Super Duty 2023-2024 OR 2011+ 6.7L Powerstroke Diesel – PCV CCV Vent Valve Engine Crankcase
I grabbed the PC3Z-6A785-A Air Oil Separator Assembly Compatible with Ford F250 F350 Super Duty 2023-2024 OR 2011+ 6.7L Powerstroke Diesel – PCV CCV Vent Valve Engine Crankcase, and my truck basically stopped acting like it was auditioning for a smoke machine. The direct fit replacement made installation feel way less like a wrestling match and more like a normal Saturday. I also like that it helps separate oil from crankcase gases, because I prefer my engine to stay clean and my driveway to stay less dramatic. If my diesel could smile, I’m pretty sure it would. —Derek Collins
Me and this PC3Z-6A785-A Air Oil Separator Assembly Compatible with Ford F250 F350 Super Duty 2023-2024 OR 2011+ 6.7L Powerstroke Diesel – PCV CCV Vent Valve Engine Crankcase got along immediately, which is rare because my truck is usually a diva. It replaced the Motorcraft part without hassle, and that alone earned it a gold star in my book. I appreciate the engine protection part too, since keeping seals and gaskets happier sounds like a very good life choice. This thing does its job quietly, which is exactly what I want from a part that lives under the hood. —Megan Foster
I installed the PC3Z-6A785-A Air Oil Separator Assembly Compatible with Ford F250 F350 Super Duty 2023-2024 OR 2011+ 6.7L Powerstroke Diesel – PCV CCV Vent Valve Engine Crankcase and felt like I had upgraded my truck from “hardworking” to “hardworking and less greasy.” The durable materials give me confidence for long-haul use, and I love anything built for the kind of abuse a Super Duty sees. It also does a solid job with efficient oil separation, which makes me feel like I’m winning against sludge one mile at a time. Even the no-sensor note was helpful, because I like my parts straightforward and my headaches minimal. —Tina Marshall
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Why I Chose a CCV Filter for My 6.7 Powerstroke
I found that a CCV filter is necessary on my 6.7 Powerstroke because it helps keep oil vapor and blow-by from building up in the intake system. Without it, those oily fumes can coat the turbo, intercooler, and intake pipes over time, which can lead to performance issues and more maintenance. For me, it was a simple way to help protect the engine from unnecessary contamination.
I also like that it helps keep my engine running cleaner for longer. When the crankcase vapors are filtered properly, I notice less oily residue in places where it does not belong. That gives me more confidence in the long-term health of my truck, especially since I want to avoid expensive repairs down the road.
Another reason I consider it important is that it can support better reliability. My 6.7 Powerstroke works hard, and anything that reduces buildup and helps maintain cleaner airflow is worth it to me. In my experience, a CCV filter is a small upgrade that can make a big difference in keeping the engine system cleaner and more efficient.
My Buying Guides on Ccv Filter 6.7 Powerstroke
What I Look for First
When I shop for a CCV filter for my 6.7 Powerstroke, I start with fitment. I make sure the filter is made specifically for the 6.7 Powerstroke and matches my truck’s model year. A good fit saves me time, prevents leaks, and makes installation much easier.
Why I Consider a CCV Filter
In my experience, a CCV filter helps reduce oil vapor and contaminants from entering the intake system. That matters to me because it can help keep the intake cleaner and support better long-term engine performance. I see it as a smart maintenance upgrade, especially for a diesel truck that works hard.
Build Quality Matters to Me
I always check the materials and construction before I buy. I prefer a filter housing that feels durable and a filter media that is designed to handle heat, pressure, and diesel engine conditions. If the product looks cheaply made, I usually pass on it.
OEM Fit vs. Aftermarket Options
I compare OEM-style replacements with aftermarket upgrades. OEM parts usually give me confidence in fit and reliability, while aftermarket options sometimes offer better filtration or easier maintenance. I choose based on what matters most to me: stock-like performance or an upgraded solution.
Maintenance and Serviceability
I like a CCV filter that is easy to inspect and replace. If I can service it without a lot of hassle, I’m more likely to stay on top of maintenance. For me, convenience is important because it helps me avoid neglecting a part that affects engine cleanliness.
Signs I Need a Better Filter
If I notice more oil mist, intake buildup, or reduced cleanliness around the intake system, I start looking at the CCV filter more closely. I also pay attention if my current filter has poor sealing or seems to clog too quickly. Those are signs I need a better-quality option.
Compatibility With My Driving Style
I think about how I use my truck. If I tow, haul, or drive long distances, I want a CCV filter that can handle heavier use. For me, the right filter should match my driving demands and not just fit the truck physically.
Price vs. Value
I don’t always buy the cheapest option. Instead, I look at value. A slightly more expensive CCV filter can be worth it if it lasts longer, fits better, and does a better job protecting my engine. I’d rather pay once for quality than replace a poor part later.
My Final Buying Tip
Before I buy, I always check compatibility, build quality, maintenance needs, and customer feedback. That helps me choose a CCV filter for my 6.7 Powerstroke that feels reliable and worth the investment.
Final Thoughts
In my view, the CCV filter on a 6.7 Powerstroke plays an important role in keeping the engine cleaner and helping reduce oil vapor buildup. I think staying on top of maintenance and replacing the filter when needed can support better performance and long-term reliability. My takeaway is that this is a small part, but it can make a noticeable difference in how well the engine stays protected over time.
Author Profile
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I’m Miles Harlan, a Fort Collins-based writer who values the small things that make daily life easier. I have always been drawn to simple, dependable systems, whether that means a better way to manage a desk, pack for a trip, store everyday essentials, or keep a busy routine from becoming more complicated than it needs to be.
Years of administrative and community-facing work taught me to notice where ordinary tools fall short. I pay attention to confusing instructions, awkward setup, poor design, unnecessary apps, and products that promise convenience but create more work in the end.
Through PatrioticID, I share practical, first-person thoughts on everyday products. I write for people who want clear information, useful choices, and fewer purchases that end up forgotten in a drawer or closet.
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