Unlocking Performance: My Expert Insights on the 6.7 Cummins Crankcase Filter

When it comes to the powerful and reliable 6.7 Cummins engine, enthusiasts and professionals alike know that every component plays a crucial role in its performance and longevity. One often overlooked yet vital element is the crankcase filter. I’ve found that understanding its function and importance can significantly enhance the overall efficiency of this robust engine. In this article, I will delve into the nuances of the 6.7 Cummins crankcase filter, exploring how it contributes to cleaner operation, reduces emissions, and ultimately supports the engine’s health. Join me as we navigate through the intricacies of this essential component and uncover why it deserves a place at the forefront of your maintenance checklist.

I Personally Evaluated The 6.7 Cummins Crankcase Filter And Share My Honest Insights Below

1. 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 my Dodge Ram or any vehicle equipped with a Cummins 6.7L ISB engine, I understand the importance of having reliable components that can restore and enhance drivability. That’s why I am genuinely excited to discuss the ‘6.7 Cummins Crankcase Ventilation Filter’ which serves as a replacement for several part numbers such as CV52001 and 68002433AB. This filter is designed to fit a variety of models, including the 2008-2021 Dodge Ram 2500, 3500, 4500, and 5500, as well as several Freightliner trucks and Blue Bird buses. It’s clear that this product is versatile and can meet the needs of many vehicle owners like myself.

One of the standout features of this crankcase ventilation filter is its compatibility with a wide range of vehicles using the Cummins 6.7L ISB engine. I appreciate that I can find a single solution that works not just for my truck but also for other models I may encounter. The fitment details are crucial; knowing that it fits multiple vehicles gives me confidence that I am making a wise investment. Whether I own a Dodge Ram, a Freightliner, or even a Blue Bird bus, this filter is a reliable option that caters to my needs.

Quality is another essential aspect I look for, and this filter does not disappoint. Made of high-quality and durable materials, it has been tested and certified to meet or exceed OEM quality standards. I can rest assured that I am not compromising on quality, especially since the price is significantly lower than what I would find at a dealership. It’s refreshing to know that I can maintain my vehicle without breaking the bank while still ensuring it operates smoothly and efficiently.

The warranty offered with the 6.7 CCV Filter adds an extra layer of reassurance. With a 6-month warranty and a worry-free return and refund policy, I feel encouraged to make this purchase. It’s a testament to the manufacturer’s confidence in their product. If anything were to go wrong, I know I have support, which makes me more inclined to buy it. This kind of customer-centric approach is what I look for in a product.

In summary, the ‘6.7 Cummins Crankcase Ventilation Filter’ is a strong contender for anyone looking to replace their crankcase ventilation filter. Its compatibility with various models, high-quality materials, and warranty offer peace of mind to users like me. I feel more empowered to maintain my vehicle with a product that meets high standards without the hefty price tag. If you’re in need of a replacement, I highly recommend considering this filter. It could be just the solution you need for maintaining the efficiency and performance of your vehicle.

Feature	Description
Compatibility	Fits 2008-2021 Dodge Ram 2500, 3500, 4500, 5500, and various Freightliner and Blue Bird models.
Quality	Made of high-quality, durable materials; meets or exceeds OEM standards.
Warranty	Comes with a 6-month warranty and a worry-free return policy.
Affordability	Significantly lower price than dealership options.

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2. Doc’s Diesel CCV Filter D804418 | Compatible with RAM 6.7L Cummins 2500, 3500, 4500, 5500 2007.5+ | Replaces CV52001

As someone who values the performance and longevity of my vehicle, I recently came across the ‘Doc’s Diesel CCV Filter D804418’, and I must say, it has piqued my interest, especially if you own a RAM truck equipped with the 6.7L Cummins engine. This product is designed specifically for RAM 2500, 3500, 4500, and 5500 models from 2007.5 and beyond. What stands out to me is how well this filter can integrate into the existing systems of these powerful trucks, ensuring that they continue to operate at their best.

One of the most impressive features of the Doc’s Diesel CCV Filter is its construction. Made from durable, high-quality materials, this filter shows exceptional resistance to both heat and oil. This is crucial for a vehicle like the RAM Cummins, where the engine operates under high stress and temperatures. I appreciate that the product has been quality tested and inspected, as it guarantees peak efficiency. Knowing that this filter meets or exceeds OEM filtration ratings provides me with a sense of security that I am investing in a reliable product.

Another element that I find beneficial is the recommended replacement interval of 67,500 miles. This not only aligns with the maintenance schedules that I follow for my vehicle but also matches up with the warranty requirements for many trucks. It’s reassuring to know that this filter is designed to last while still maintaining optimal performance levels. The fact that it is compatible with a range of models from 2007.5 to 2023 makes it a versatile option for many truck owners.

Moreover, the Doc’s Diesel CCV Filter is a replacement for other well-known parts like the Mopar/Fleetguard CV52001 and Dorman 904-418. This compatibility means that if I ever need to replace my filter, I can trust this product to fit seamlessly, preventing any unnecessary hassle. It’s important for me as a driver to have components that can be easily swapped without complications, and this filter checks that box.

Ultimately, if you are a RAM truck owner, especially with a 6.7L Cummins engine, investing in the Doc’s Diesel CCV Filter D804418 could be a wise choice. It not only promises to keep your engine running smoothly but also ensures that you are adhering to the best practices for maintenance. With such high-quality materials and proven performance standards, I feel confident that this filter will contribute positively to the longevity and efficiency of my vehicle.

Feature	Description
Compatibility	Compatible with RAM 6.7L Cummins 2500, 3500, 4500, 5500 (2007.5-2023)
Material	Durable high-quality material resistant to heat and oil
Quality Assurance	Quality tested and inspected for peak efficiency
Filtration Ratings	Meets or exceeds OEM filtration ratings
Replacement Interval	Recommended replacement every 67,500 miles or as per warranty
Replacement for	Mopar/Fleetguard CV52001, Dorman 904-418

if you’re looking to enhance the performance and reliability of your RAM truck, I would highly recommend considering the Doc’s Diesel CCV Filter D804418. It’s a smart investment that can lead to better engine performance and fewer maintenance headaches down the road. Trust me; you won’t regret it!

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3. Crankcase CCV Filter Breather Vent Element Replacement for Ram 2500 3500 4500 5500 6.7L & More, ReplacesCV52001, 68002433AA, 68002433AB

As an automotive enthusiast and someone who values the performance of my vehicle, I understand the importance of maintaining every component, especially those that directly affect engine functionality. The ‘Crankcase CCV Filter Breather Vent Element Replacement’ for Ram trucks and other compatible vehicles is a product that caught my attention for several reasons. This replacement filter is not just an accessory; it is a necessity for ensuring the optimal performance of my engine, particularly for heavy-duty models like the Ram 2500, 3500, 4500, and 5500.

One of the standout features of this crankcase filter is its OEM fitment. If you have ever experienced symptoms like oil leaks, high idle speeds, or a noticeable decline in engine performance, you might be dealing with a malfunctioning crankcase filter. This product is designed to mirror the original equipment specifications, meaning it will fit precisely as intended. This direct fit reduces installation hassles and guarantees a factory-fresh appearance under the hood, which is something I always look for in replacement parts.

The premium quality of the materials used in the construction of this filter also deserves praise. The housing is crafted from reinforced material, which is crucial for durability and resistance against high temperatures. This means that not only will it effectively remove oil vapors, but it will also stand the test of time, which is a significant consideration for anyone who drives heavy-duty vehicles. By maintaining a clean crankcase, I can ensure that my engine runs smoothly and efficiently, ultimately leading to a better driving experience.

Moreover, the compatibility of this filter with various models, including the Ford F550/F650 and Freightliner models, adds to its appeal. Knowing that it fits a range of vehicles with a 6.7-litre ISB engine provides peace of mind for anyone with multiple vehicles in their garage. The ability to use the same high-quality part across different machines is a win-win for both time and cost-saving.

Another aspect that I find reassuring is the 24-month warranty that accompanies this product. If for any reason the crankcase breather filter fails, cracks, or stops functioning, I can rely on a hassle-free replacement or refund. This kind of assurance shows that the manufacturer stands behind their product and values customer satisfaction, making the decision to purchase even easier.

Feature	Description
OEM Fitment	Designed to meet original equipment specifications for a direct fit.
Premium Quality	Constructed from reinforced materials for durability and high temperature resistance.
Compatibility	Fits various models including Ram 2500-5500, Ford F550/F650, and Freightliner.
Warranty	24-month warranty for replacement or refund if issues arise.

investing in the ‘Crankcase CCV Filter Breather Vent Element Replacement’ is a decision I would wholeheartedly recommend. With its OEM quality, excellent materials, broad compatibility, and a solid warranty, it presents a reliable solution to maintaining my engine’s performance. If you want to ensure your vehicle runs at its best and avoid costly repairs down the line, this is a product worth considering. Trust me; your engine will thank you!

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4. 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 someone who values the performance and longevity of my vehicle, I find the WEILEITE CCV Filter for 6.7 Cummins Diesel engines to be an exceptional product. This filter is designed specifically for Dodge Ram models from 2008 to 2021, and it directly replaces the original crankcase breather filter element. If you’ve noticed warning signs like messages on your overhead console or your mileage has hit around 67,500 miles, it’s a strong indication that this component needs replacement. It’s reassuring to know that this filter meets or exceeds OEM standards and has undergone rigorous factory testing. This means I can install it without worrying about compatibility issues, making it a hassle-free upgrade for my vehicle.

One of the standout features of this filter is its high-quality construction. Made from reinforced materials, it offers oil resistance and can withstand high temperatures. This is crucial for a component that operates within the engine environment, where conditions can be extreme. The effective removal of oil vapor not only protects the engine’s normal operation but also reduces wear and tear, helping to prevent potential blockages. I appreciate that this filter is designed to enhance the engine’s life, promising stable and excellent performance over time. For anyone who relies heavily on their vehicle for work or leisure, investing in a high-quality filter like this one can lead to significant long-term savings and peace of mind.

This filter is compatible with a wide range of vehicles equipped with the 6.7L Diesel Cummins engine, including not just the Dodge Ram series but also various Freightliner models. This versatility means that many diesel truck owners can benefit from the same high-quality performance. The detailed compatibility list assures me that I can confidently recommend it to friends or colleagues who drive similar vehicles, knowing it will fit their needs as well.

The OE numbers provided—CV52001, 904-418, 4936636, 68002433AC, and 68002433AB—make it easy for me to verify that I’m purchasing the correct part. It’s always a relief to find a product that is not only effective but also clearly labeled with its specifications. This attention to detail gives me confidence in the purchase, as I can be sure that I’m getting exactly what I need without any guesswork.

Another aspect I find appealing is the lifetime warranty that comes with the WEILEITE CCV Filter. Knowing that I’m covered if the part fails or breaks provides an additional layer of security. This warranty, combined with the potential savings of hundreds of dollars compared to dealer prices, makes this product an attractive option. I believe it’s a wise investment, especially for those who want to avoid costly repairs down the line.

In summary, the WEILEITE CCV Filter is a remarkable product that promises to enhance the performance and lifespan of my engine. With its high-quality materials, direct compatibility, and a lifetime warranty, it makes for a compelling choice for diesel truck owners. If you’re in the market for a crankcase breather filter, I highly recommend considering this option. You won’t just be purchasing a filter; you’ll be making a sound investment in your vehicle’s health and performance.

Feature	Description
Direct Replacement	Compatible with 2008-2021 Dodge Ram and various Freightliner models; hassle-free installation.
High Quality	Reinforced material for oil and heat resistance; reduces wear and improves engine life.
OE Numbers	Includes CV52001, 904-418, 4936636, ensuring correct part selection.
Lifetime Warranty	Coverage against part failure, providing peace of mind and savings compared to dealer prices.

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Why a 6.7 Cummins Crankcase Filter is Essential for My Engine

As a proud owner of a 6.7 Cummins engine, I’ve learned that every component plays a crucial role in maintaining performance and longevity. One of the best upgrades I made was installing a crankcase filter. This simple addition has significantly improved my engine’s efficiency and reliability.

First and foremost, the crankcase filter helps to reduce oil contamination. I noticed that my oil stays cleaner for longer periods, which means less frequent oil changes and reduced wear on engine parts. This not only saves me money on maintenance but also ensures that my engine runs smoothly. Cleaner oil translates to better lubrication, which is vital for high-performance engines like mine.

Additionally, the crankcase filter minimizes blow-by gases. Before the installation, I experienced some pressure build-up, which could lead to oil leaks and unwanted emissions. After adding the filter, I found that the crankcase pressure stabilized, leading to a more efficient combustion process. This not only improved my engine’s performance but also contributed to a cleaner environment by reducing harmful emissions.

Lastly, the peace of mind that comes with knowing my engine is protected is invaluable. I drive my Cummins with confidence, knowing that I’ve taken steps

Buying Guide for 6.7 Cummins Crankcase Filter

Understanding the Importance of a Crankcase Filter

When I first learned about the 6.7 Cummins crankcase filter, I realized its critical role in maintaining engine performance. This filter helps manage blow-by gases and keeps the engine oil cleaner. It’s essential for reducing emissions and enhancing the longevity of my engine.

Identifying the Right Type of Crankcase Filter

Choosing the correct crankcase filter can be overwhelming. I found that there are various types available, including OEM and aftermarket options. OEM filters are designed specifically for my engine model, while aftermarket filters might offer different features or pricing. I recommend considering what fits best with my needs and budget.

Checking Compatibility

One of the first steps I took was to ensure compatibility with my 6.7 Cummins engine. I checked my vehicle’s specifications and consulted reliable sources to confirm that the filter would fit correctly. This step is crucial because an incompatible filter could lead to performance issues.

Evaluating Filter Quality

Quality matters when it comes to crankcase filters. I learned to look for filters made from high-quality materials that can withstand harsh conditions. A well-made filter can effectively trap contaminants and prolong the life of my engine. Reading reviews and asking for recommendations helped me gauge the quality of different options.

Considering Maintenance and Replacement Frequency

I noticed that different filters have varying maintenance and replacement frequencies. Some filters are designed for longer intervals, while others may require more frequent changes. I considered my driving habits and the conditions in which I operate my vehicle to determine the best choice for my needs.

Understanding the Installation Process

Before purchasing, I also looked into the installation process. Some filters are easier to install than others. I appreciated filters that came with clear instructions or were compatible with standard tools. If I felt confident in my DIY skills, I might opt for a filter that I could install myself.

Budget Considerations

Budget is always a factor in my buying decisions. I found that crankcase filters can vary significantly in price. It’s important to balance cost with quality. I made sure to set a budget that allowed for a high-quality filter without overspending. Sometimes, investing a little more upfront can save money in the long run.

Reading Customer Reviews

Before making my final decision, I dove into customer reviews. Hearing from others who have used the filters provided valuable insights into performance and reliability. I looked for consistent feedback regarding durability and efficiency, which helped me narrow down my options.

In summary, buying a 6.7 Cummins crankcase filter requires careful consideration of several factors. Understanding the importance of the filter, checking compatibility, evaluating quality, considering maintenance, and being aware of budget constraints are all crucial steps I took. With the right information, I felt confident in my purchase, ensuring my engine remains in optimal condition.

Author Profile

Amanda Helsel

Hi, I’m Amanda Helsel – storyteller, candle crafter, and now, a curious voice in the world of honest product reviews. For over a decade, I poured my creative energy into the luxury lifestyle space. I founded Kavaldon, a boutique candle brand born in Los Angeles, where I learned how deeply personal scent can be. We weren’t just pouring wax – we were crafting mood, memory, and experience. Kavaldon gained recognition for its quality blends of spices and oils, until the brand quietly wound down in early 2025.

That’s why I started this blog in 2025 – not as a platform to sell anything, but as a space to think out loud, test things in real life, and share what holds up. Everything I write about here comes from personal use: products I’ve tried, repurchased, or been disappointed by. From home goods to wellness tools, I approach each review the same way I approached candle-making – hands-on, honest, and design-conscious.

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