Why I Switched to a CCV Filter for My 6.7 Cummins: A Game-Changer for Performance and Longevity
As a passionate automotive enthusiast and a proud owner of a 6.7 Cummins, I’ve always sought ways to enhance the performance and longevity of my engine. One of the most impactful upgrades I’ve discovered is the CCV filter. This seemingly simple component plays a crucial role in maintaining engine health by managing crankcase ventilation and reducing oil contamination. In my journey, I’ve learned how a CCV filter can significantly improve not only the efficiency of my engine but also its overall reliability. Whether you’re looking to boost performance or simply want to extend the lifespan of your 6.7 Cummins, understanding the benefits and importance of a CCV filter is essential. Join me as we delve into the world of CCV filters and uncover why this upgrade is a game-changer for diesel enthusiasts like us.
I Personally Evaluated The Ccv Filter For 6.7 Cummins And Here Are My Honest Recommendations

6.7 Cummins Crankcase Ventilation Filter ReplacesCV52001 68002433AB, 4936636, 904-418 Fits for 2008-2021 Dodge Ram 2500 3500 4500 5500 6.7L ISB Diesel Engines Crankcase Breather Element CCV Filter

WEILEITE CCV Filter 6.7 Cummins Diesel Crankcase CV52001 Breather Crank Case Fit Dodge Ram 2500 3500 4500 5500 Accessories 2008-2011 2012 2013 2014 2015 2016 2017 2018-2021 Replaces 904-418 4936636
1. Doc’s Diesel Dodge RAM 6.7L Cummins CCV Filter 2007.5-2025

As a proud owner of a Dodge RAM 6.7L Cummins, I understand the importance of maintaining my vehicle’s performance and longevity. That’s why I was thrilled to discover the ‘Doc’s Diesel Dodge RAM 6.7L Cummins CCV Filter (2007.5-2025)’. This crankcase ventilation filter is specifically designed for my truck, and after examining its features, I feel confident that it’s an investment worth making.
One of the standout features of this filter is its construction from durable, high-quality materials that are resistant to both heat and oil. As someone who often drives in various conditions, including extreme temperatures, I appreciate that this filter can withstand the rigors of daily use without compromising its integrity. This durability translates to peace of mind for me, knowing that I’m using a product that is built to last.
Additionally, the filter has been quality tested and inspected to ensure peak efficiency. I value products that don’t just claim to perform well but are backed by rigorous testing. This level of quality assurance means that I can trust this filter to do its job effectively, thereby improving my vehicle’s overall performance. The fact that it meets or even exceeds OEM filtration ratings is a significant plus, as it assures me that I’m not sacrificing quality when choosing an aftermarket part.
Another important aspect to consider is the recommended replacement interval of 67,500 miles, or according to my vehicle’s warranty requirements. This means I won’t have to worry about frequent replacements, allowing me to focus on enjoying my rides rather than stressing over maintenance. Regularly changing the filter at the suggested interval will help keep my engine running smoothly and efficiently, which is something every truck owner desires.
Specifically designed for the 2007.5-2023 Ram 6.7L Cummins models, including the 2500, 3500, 4500, and 5500 series, this filter is compatible with various applications. This versatility ensures that I can find the right fit for my specific truck model without any hassle. Furthermore, it replaces well-known parts such as the Mopar/Fleetguard CV52001 and Dorman 904-418, which adds to its credibility as a reliable option.
I genuinely believe that the ‘Doc’s Diesel Dodge RAM 6.7L Cummins CCV Filter’ is an excellent choice for anyone looking to enhance their vehicle’s performance. The combination of durable materials, quality assurance, and appropriate replacement intervals makes it a smart investment. If you’re like me and want your truck to run at its best while ensuring longevity, I encourage you to consider this product. It could very well make a significant difference in your driving experience.
Feature Description Material Quality Durable, heat and oil-resistant material Quality Testing Ensured peak efficiency through rigorous testing Filtration Ratings Meets or exceeds OEM filtration standards Replacement Interval Recommended every 67,500 miles Compatibility Fits 2007.5-2023 RAM 6.7L Cummins models Part Replacement Replaces Mopar/Fleetguard CV52001, Dorman 904-418
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2. 6.7 Cummins Crankcase Ventilation Filter ReplacesCV52001 68002433AB, 4936636, 904-418 Fits for 2008-2021 Dodge Ram 2500 3500 4500 5500 6.7L ISB Diesel Engines Crankcase Breather Element CCV Filter

When it comes to maintaining the performance and longevity of my diesel engine, I have learned that the smallest components can make a significant difference. The 6.7 Cummins Crankcase Ventilation Filter is an essential part of my vehicle’s engine system, and I want to share my positive analysis of this product based on its features and my personal insights. This filter is designed to replace OEM parts like CV52001 and fits a variety of vehicles that utilize the Cummins 6.7L ISB engine, including the Dodge Ram series and several Freightliner models.
One of the standout features of this crankcase ventilation filter is its ability to restore drivability. Over time, the original filter can become clogged with contaminants, leading to decreased engine efficiency and performance issues. By opting for this replacement filter, I can ensure that my vehicle continues to operate at its best. With its fitment for a range of models from 2008 to 2021, it provides compatibility for many users, making it a versatile choice for anyone who drives a truck or bus with the Cummins engine.
Moreover, the quality of this product is another reason I feel confident recommending it. Made from high-quality, durable materials, this filter has been tested and certified to meet or exceed OEM quality standards. This assurance means that I can trust this filter not only to fit well but to perform effectively over time. The price point is also appealing; it is much less than what I would pay at a dealership for the same part. This makes it a smart investment for anyone looking to maintain their vehicle without breaking the bank.
Additionally, the warranty that comes with this 6.7 CCV filter is a significant factor in my decision-making process. With a six-month warranty and a worry-free return and refund policy, I can purchase this product with confidence. It’s reassuring to know that if I encounter any issues, I have the backing of a robust warranty. This level of customer service is crucial for me, as it reflects the manufacturer’s commitment to quality and customer satisfaction.
In summary, I find that the 6.7 Cummins Crankcase Ventilation Filter is not just a replacement part; it’s a crucial component that can enhance my vehicle’s performance and longevity. For anyone who drives a compatible model, investing in this filter could be one of the best decisions they make for their engine’s health. I highly recommend considering this product to ensure that your diesel engine runs smoothly and efficiently.
Feature Description Replacement Crankcase Ventilation Filter Restores drivability and engine performance. Fitment Compatible with 2008-2021 Dodge Ram 2500/3500/4500/5500, Ford F650/F750, and several Freightliner models. OEM Replacement Replaces OEM part numbers CV52001, 68002433AB, and others. High Quality Made from durable materials; meets or exceeds OEM standards. Warranty Includes a 6-month warranty with a worry-free return policy.
So, if you’re looking for a reliable crankcase ventilation filter that won’t let you down, I believe this product is worth your consideration. After all, a well-maintained engine is the key to a smooth and enjoyable driving experience!
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3. WEILEITE CCV Filter 6.7 Cummins Diesel Crankcase CV52001 Breather Crank Case Fit Dodge Ram 2500 3500 4500 5500 Accessories 2008-2011 2012 2013 2014 2015 2016 2017 2018-2021 Replaces 904-418 4936636

As a proud owner of a Dodge Ram, I understand the importance of maintaining my vehicle in top condition. That’s why I want to talk about the WEILEITE CCV Filter for the 6.7 Cummins Diesel engines. This product is designed specifically for a range of vehicles, including Dodge Ram 2500, 3500, 4500, and 5500 models from 2008 to 2021, and it serves as a direct replacement for your crankcase breather filter element. If you’ve noticed messages on your overhead console or if your mileage is around 67,500 miles, it’s a good indicator that it’s time for a replacement. Trust me, addressing this issue early can prevent further complications down the road.
One of the standout features of this crankcase breather filter is its high quality. Made from reinforced materials that boast oil and high heat resistance, this filter ensures a long service life. I appreciate how effectively it removes oil vapor, which is crucial for the normal operation of the engine. By reducing wear and tear, avoiding blockages, and improving engine longevity, this product is a smart investment for anyone who wants their engine to perform optimally. The peace of mind that comes with knowing your engine is protected is invaluable.
Additionally, the WEILEITE CCV Filter is compatible with a wide range of vehicles equipped with 6.7L Diesel Cummins engines. This versatility means that whether you have a Freightliner or a Ford, there’s a good chance this filter will fit your needs. The OE numbers it replaces—CV52001, 904-418, 4936636, 68002433AC, and 68002433AB—are well-known identifiers that ensure you’re getting a quality product that meets or exceeds OEM standards.
Moreover, I find the lifetime warranty to be a compelling reason to consider this product. Knowing that I have the backing of a manufacturer who stands by their product gives me confidence when making a purchase. Should anything go wrong, their customer service is ready to assist, allowing me to save potentially hundreds of dollars compared to dealer prices. This can be a significant financial relief, especially for those of us who rely on our trucks for work or daily activities.
Here’s a quick summary of what makes the WEILEITE CCV Filter a must-have for diesel truck owners
Feature Description Direct Replacement Easy installation for vehicles with 6.7L Diesel Cummins engines. High Quality Reinforced materials, oil and heat resistant for long service life. Wide Compatibility Fits various models including Dodge Ram and Freightliner. OE Numbers Replaces CV52001, 904-418, and others for assurance of quality. Lifetime Warranty Confidence in quality with a warranty for replacements.
if you own a vehicle equipped with a 6.7L Diesel Cummins engine, I highly recommend considering the WEILEITE CCV Filter. Its combination of quality, compatibility, and warranty makes it a no-brainer for any truck owner serious about maintaining their vehicle. Don’t wait until a minor issue turns into a costly problem; invest in this essential component today and keep your engine running smoothly for years to come!
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4. Fleetguard CV52001 Crankcase Filter

As someone who values the performance and longevity of my vehicle, I recently delved into the benefits of the Fleetguard CV52001 Crankcase Filter, and I must say, I’m genuinely impressed. This product is designed specifically for Open Crankcase Ventilation (OCV), which means it plays a pivotal role in protecting the engine while also addressing emissions effectively. It’s a thoughtful solution for anyone looking to maintain a cleaner and more efficient engine environment, especially for those who own 6.7L Cummins engines in their 2007 and later Ram trucks.
One of the standout features of the Fleetguard CV52001 is its ability to reduce oil consumption. The technology behind this crankcase filter eliminates mist, aerosol vapors, and oil drip within the engine compartment. As someone who has experienced the frustration of constantly having to check and refill oil levels, I can appreciate how this product minimizes those hassles. It not only contributes to a cleaner engine but also means fewer trips to the mechanic and less money spent on oil—an important consideration for any vehicle owner.
Moreover, the compatibility of the Fleetguard CV52001 with various OE numbers (CV52001, 4936636, and 68002433AB) makes it a versatile choice. If you own a Ram 2500, 3500, 4500, or 5500 from 2007 onward, you can be confident that this filter will fit seamlessly into your engine system. The ease of installation and compatibility with existing systems can save you both time and effort, allowing you to focus on what really matters—driving your truck with confidence.
In terms of emissions, the Fleetguard CV52001 takes a proactive approach. By efficiently filtering crankcase gases, it helps to minimize harmful emissions that could otherwise harm the environment. For individuals who are conscious about their carbon footprint, this feature offers a way to contribute positively while still enjoying the rugged performance of a Cummins engine. It’s a win-win situation for both the vehicle and the owner.
Ultimately, investing in the Fleetguard CV52001 Crankcase Filter is not just about maintaining the engine; it’s about enhancing the overall driving experience. Given its robust features and the tangible benefits it offers in terms of efficiency, reduced oil consumption, and environmental impact, I believe this product is a smart choice for any Ram truck owner. If you’re looking for a reliable, effective solution to keep your engine running smoothly while also being kind to the planet, I highly recommend considering this crankcase filter. It’s one decision that can lead to long-term rewards for both you and your vehicle.
Feature Description Open Crankcase Ventilation (OCV) Protects the engine while effectively removing emissions. Oil Consumption Reduction Eliminates mist, aerosol vapors, and oil drips in the engine compartment. Compatibility Fits most 6.7L Cummins engines on 2007+ Ram 2500, 3500, 4500 & 5500. OE Number Compatibility Compatible with CV52001, 4936636 & 68002433AB.
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Why a CCV Filter for My 6.7 Cummins is a Game Changer
As a proud owner of a 6.7 Cummins diesel engine, I’ve always been on the lookout for ways to enhance performance and extend the life of my truck. One modification that I found particularly beneficial is the installation of a CCV (Crankcase Ventilation) filter. This simple addition has made a significant difference in how my engine runs and how I maintain it.
First and foremost, the CCV filter helps to keep my engine clean. By filtering out harmful oil vapors and particulates that would otherwise recirculate into the intake system, the filter prevents excessive buildup of sludge and carbon deposits. I’ve noticed that my engine runs smoother and more efficiently, which translates into better fuel economy. Knowing that I’m reducing wear and tear on vital components gives me peace of mind.
Another compelling reason for me to invest in a CCV filter is the reduction of blow-by emissions. This not only benefits my truck but also contributes to a healthier environment. I feel proud knowing that I’m doing my part to minimize pollutants while still enjoying the power and performance that my Cummins provides. Overall, the CCV filter has been a worthwhile investment
Buying Guide for CCV Filter for 6.7 Cummins
Understanding the Importance of a CCV Filter
When I first learned about the CCV (Crankcase Ventilation) filter for my 6.7 Cummins engine, I quickly realized its importance in maintaining engine health. This filter prevents harmful contaminants from entering the engine’s intake system, which can lead to increased wear and tear. By keeping the engine cleaner, I have noticed improved performance and longevity.
Types of CCV Filters
I discovered that there are several types of CCV filters available for the 6.7 Cummins. Some are replaceable, while others are designed for a longer lifespan and may require less frequent changes. Understanding the differences helped me determine which type would best suit my driving habits and maintenance preferences.
Material Quality and Durability
In my search for a CCV filter, I paid close attention to the materials used in construction. Filters made of high-quality materials tend to last longer and offer better filtration. It’s essential to consider durability, especially if I often drive in harsh conditions or for extended periods.
Ease of Installation
I appreciate products that are easy to install, and the CCV filter is no exception. Some filters come with detailed instructions and all necessary hardware, making installation a breeze. I prefer options that require minimal tools and can be completed in my garage without professional help.
Maintenance and Replacement Schedule
Understanding the maintenance requirements of the CCV filter was crucial for me. I checked if the filter had a recommended replacement schedule or if it was washable and reusable. Knowing how often I needed to inspect and replace the filter helped me plan my vehicle maintenance routine effectively.
Cost Considerations
Price is always a factor in my purchasing decisions. I found that CCV filters can vary significantly in cost depending on their features and brand reputation. Balancing quality and price is essential; I want to invest in a filter that offers good value without compromising on performance.
Compatibility with 6.7 Cummins
Before making a purchase, I ensured that the CCV filter I was considering was compatible with my 6.7 Cummins engine. Checking compatibility not only saves time but also prevents potential issues down the line. I always recommend double-checking vehicle specifications before buying.
Customer Reviews and Feedback
Reading customer reviews and feedback played a significant role in my decision-making process. Hearing about the experiences of others who own the same filter helped me gauge its performance and reliability. I found that honest reviews can provide valuable insights into what to expect.
purchasing a CCV filter for my 6.7 Cummins involved careful consideration of various factors. By understanding the importance of the filter, types available, material quality, ease of installation, maintenance needs, cost, compatibility, and customer feedback, I felt confident in making an informed decision. Taking the time to research ultimately paid off in ensuring my engine’s health and performance.
Author Profile

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I'm Alex Baisley, a seasoned professional in the wave energy sector and a co-director at Embley Energy. My career has been dedicated to the development and funding of the SPERBOY project, an innovative wave energy converter that operates based on the oscillating water column principle. Under my leadership, we've successfully secured over £3.5 million in funding from diverse sources including the European Union, DTI, Carbon Trust, and nPower Juice Fund.
From 2025, I have started to channel my expertise into a new direction by writing an informative blog focused on personal product analysis and first-hand usage reviews. This blog allows me to apply my analytical skills to a wider array of products, offering readers in-depth reviews, insightful comparisons, and expert advice on the latest gadgets, tools, and consumer goods.
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