Best 6.7 Cummins Ccv Delete Pros And Cons of 2025: Top 5 Choices Revealed
For owners of the robust 6.7 Cummins, optimizing engine performance and longevity is often a top priority. One topic that frequently sparks debate and discussion is the concept of a CCV delete (Closed Crankcase Ventilation) and the associated maintenance of the crankcase ventilation system. While a complete 6.7 Cummins CCV delete offers certain advantages, primarily aimed at preventing soot and oil vapor buildup in the intake, it also comes with a significant set of cons, particularly concerning emissions and legality. However, for many, the focus shifts to ensuring the existing CCV system functions optimally through high-quality replacement parts. In this comprehensive roundup, we delve into the pros and cons of CCV delete, examine essential components like crankcase ventilation filters, and review top-rated products that enhance your 6.7 Cummins engine’s health, whether you’re considering a delete or simply seeking superior maintenance solutions. From filters that meticulously trap oil mist to innovative thermal bypass valves that keep your transmission cool, we’ve got you covered.
Our Top 5 6.7 Cummins Ccv Delete Pros And Cons Reviews – Expert Tested & Recommended
1. Thermal Bypass Valve with Billet Filter Coupler Compatible for Cummins 6.7L 2019 and Up Black
While not a traditional 6.7 Cummins CCV delete component, this Thermal Bypass Valve is a crucial upgrade for maintaining optimal transmission health in your 2019 and up 6.7L Cummins. Designed to work seamlessly with 68RFE or Aisin AS69RC transmissions, it directly addresses common issues related to transmission fluid temperatures, which can significantly impact the overall reliability and performance of your truck. Its robust construction and ease of installation make it a top choice for owners looking to enhance their vehicle’s longevity.
Key Features That Stand Out
- ✓ Compatible with Cummins 6.7L 2019 and up with 68RFE or Aisin AS69RC transmission.
- ✓ Effectively keeps your transmission running cooler, improving fluid flow and preventing overheating.
- ✓ Designed for easy installation, with clear product indications to guide users.
- ✓ Constructed from durable 6061 aluminum alloy, offering superior reliability compared to OEM versions.
- ✓ Includes two O-rings, simplifying maintenance and replacement for wear-related leaks.
Why We Recommend It
We recommend this Thermal Bypass Valve because it offers a proactive solution to a common and costly problem: high transmission temperatures. For anyone pushing their 6.7 Cummins, especially while towing or under heavy loads, maintaining optimal transmission fluid temperatures is paramount. This upgrade is a significant step towards ensuring your transmission’s health and extending its lifespan, directly contributing to the overall reliability of your truck. The ease of installation and high-quality material further solidify its value.
Performance Analysis
Based on customer feedback, this thermal bypass valve delivers tangible results. One 2020 Ram 3500 HO owner reported a notable drop in transmission temperature from 170 degrees at highway speed to 159 degrees after installation. This 11-degree reduction is substantial and indicates its effectiveness in improving fluid cooling. Its billet aluminum construction also suggests a more durable and efficient component compared to potentially failure-prone OEM plastic parts, ensuring consistent performance under demanding conditions.
Best For
This product is best for 6.7 Cummins owners with 2019 and newer models equipped with 68RFE or Aisin AS69RC transmissions who are looking to proactively manage their transmission temperatures. It’s an ideal upgrade for those who frequently tow, haul heavy loads, or simply want to ensure maximum longevity and reliability from their transmission, complementing any discussions around overall engine optimization.
Our Expert Opinion
While discussions about 6.7 Cummins CCV delete pros and cons often center on engine intake efficiency, neglecting transmission health can severely impact your truck’s overall performance. This Thermal Bypass Valve addresses a critical area of concern, providing a robust and effective solution for transmission cooling. Its durable materials and proven performance make it an excellent investment for safeguarding one of the most vital components of your 6.7L Cummins. It’s a smart choice for long-term reliability.
2. 6.7 Cummins Crankcase Ventilation Filter Breather Element CCV Filter Compatible With 2008-2021 Dodge Ram 2500 3500 4500 5500 6.7L ISB Diesel Engine, Replaces CV52001 68002433AA 68002433AB 904-418
For owners seeking to maintain their 6.7 Cummins without resorting to a CCV delete, this replacement crankcase ventilation filter is an outstanding choice. It’s designed to be a direct, high-quality OEM replacement, ensuring your engine’s crankcase ventilation system continues to operate efficiently. By effectively filtering harmful oil mist and contaminants, this filter helps prevent buildup in your intake, crucial for preserving engine performance and longevity, without the legal or environmental implications of a full delete.
Key Features That Stand Out
- ✓ Perfect fitment for 2008-2021 Dodge Ram 2500-5500 with 6.7L ISB Diesel Engines.
- ✓ Utilizes premium filtration technology to capture contaminants and prevent oil mist buildup.
- ✓ Direct OEM replacement for CV52001, 68002433AA, and 68002433AB, ensuring identical fit and performance.
- ✓ Simple and straightforward DIY installation, requiring no special tools.
- ✓ Improves engine efficiency, maintains stable power output, and optimizes fuel economy by reducing contaminant buildup.
Why We Recommend It
This CCV filter earns our Editor’s Choice for its perfect balance of quality, compatibility, and user-friendliness. It’s an essential maintenance item that directly impacts your engine’s health by ensuring clean crankcase ventilation. The significant cost savings reported by customers over dealer alternatives, coupled with its easy installation, make it an incredibly attractive option for any 6.7 Cummins owner looking for reliable, budget-friendly upkeep.
Performance Analysis
Customer reviews consistently praise this filter for its seamless fit and effective operation. Users report “no problems with this product,” stating it “fits good and work great.” A major highlight is the ease of installation, with one user noting it took only “15 mins to change” and saved them “$1400.00 that’s what the dealer wanted.” The consensus is that it performs identically to the original part, offering “awesome price, excellent condition and same as original part.” This demonstrates its reliability and value as a high-quality OEM replacement.
Best For
This crankcase ventilation filter is ideal for 2008-2021 6.7 Cummins owners of Dodge Ram 2500-5500 who prioritize routine maintenance and desire a high-quality, cost-effective replacement for their existing CCV filter. It’s perfect for those who want to prevent harmful oil mist and soot buildup in their engine’s intake system, ensuring optimal engine longevity and efficiency without modifying the emissions system.
Our Expert Opinion
While the debate around a complete 6.7 Cummins CCV delete continues, the necessity of a functioning crankcase ventilation system is undeniable. This particular CCV filter offers an exceptional solution for maintaining your factory system, preventing the issues a delete aims to mitigate, but within legal and environmental parameters. Its proven fitment, quality, and the substantial cost savings for DIY installation make it a standout product that we confidently recommend for its immediate benefits to engine health and your wallet.
3. Crankcase Ventilation Filter Fits for 2008-2024 Ram 2500 3500 4500 5500, Crankcase Breather Filter for 6.7 Cummins ISB Engine, CCV Filters Replace CV52001 68002433AB 4936636 904-418
For budget-conscious 6.7 Cummins owners, the BZANPAR crankcase ventilation filter offers an impressive combination of wide compatibility, reliable performance, and exceptional value. This CCV filter serves as a direct replacement for numerous OEM part numbers, ensuring a precise fit and effective filtration for a broad range of vehicles equipped with the 6.7L Cummins ISB engine. It’s a pragmatic choice for maintaining engine health and preventing oil vapor issues without a significant financial outlay or the complexities of a CCV delete.
Key Features That Stand Out
- ✓ Wide application, fitting 2008-2024 Ram 2500-5500, various Ford F-series, and Freightliner models with 6.7 Cummins ISB engine.
- ✓ Compatible with numerous OEM numbers including CV52001, 904-418, and 68002433AB.
- ✓ Made from enhanced high-quality materials, offering oil, heat, and corrosion resistance for durability.
- ✓ Premium filter media effectively filters oil vapor, ensuring optimal 6.7 Cummins ISB engine performance.
- ✓ Manufactured according to OE specifications, rigorously tested for quality and reliability.
Why We Recommend It
This crankcase breather filter stands out as our Best Budget pick due to its expansive compatibility and robust construction, all at an accessible price point. It demonstrates that you don’t have to compromise on quality when seeking an affordable solution for your 6.7 Cummins‘ CCV system. It’s an excellent choice for consistent maintenance, helping to mitigate the very issues that often lead owners to consider more drastic (and expensive) modifications like a CCV delete.
Performance Analysis
Customers consistently report positive experiences, confirming that the filter “worked great no issues” and is a “good filter that came quickly.” Its OE specification manufacturing ensures that the “size of crankcase breather filter is exact and suitable,” guaranteeing a straightforward installation and reliable operation. This consistent feedback underscores its effectiveness in filtering oil vapor and contributing to optimal engine performance, making it a dependable choice for regular maintenance.
Best For
The BZANPAR CCV filter is best for owners of a wide range of 6.7L Cummins ISB-equipped vehicles, from 2008-2024 Ram trucks to various Ford and Freightliner models, who are looking for a reliable, high-quality OEM replacement filter that is also budget-friendly. It’s an ideal choice for regular maintenance cycles, helping to preserve engine cleanliness and efficiency without venturing into the complex territory of a CCV delete.
Our Expert Opinion
Maintaining your 6.7 Cummins‘ crankcase ventilation system with a quality filter like this is a crucial aspect of overall engine health, often more practical than a full CCV delete, especially given regulatory concerns. This BZANPAR filter provides exceptional value by combining a broad fitment with high-quality, durable materials and rigorous testing. It offers peace of mind through reliable oil vapor filtration, helping your engine run optimally for years to come without breaking the bank.
4. Doc’s Diesel CCV Filter D804418 | Compatible with RAM 6.7L Cummins 2500, 3500, 4500, 5500 2007.5+ | Replaces CV52001
Doc’s Diesel brings a highly respected aftermarket solution for maintaining the 6.7 Cummins crankcase ventilation system. Their CCV filter, model D804418, is engineered to meet or exceed OEM standards, offering a premium alternative to factory filters. Focused on trapping harmful vapors and blow-by gases, this filter is a cornerstone for reducing sludge buildup and enhancing engine longevity, providing many of the desired benefits without the complexities and legality issues associated with a full 6.7 Cummins CCV delete.
Key Features That Stand Out
- ✓ Designed to keep engines running strong by trapping harmful vapors and blow-by gases.
- ✓ Helps reduce sludge buildup, oil breakdown, and engine wear, leading to cleaner oil and fewer repairs.
- ✓ Compatible with Ram 6.7L Cummins 2500, 3500, 4500, 5500 from 2007.5 up to 2025.
- ✓ Directly replaces Mopar/Fleetguard CV52001 and Dorman 904-418.
- ✓ Recommended replacement every 50,000-60,000 miles or 67,500 miles maximum.
Why We Recommend It
We highly recommend Doc’s Diesel CCV filter for its strong commitment to quality and its proven effectiveness in maintaining a clean engine. As a grassroots company, Doc’s Diesel has quickly established itself as a reliable aftermarket option, delivering filters that meet or exceed OEM standards. For those committed to proper engine care and maximizing the life of their 6.7 Cummins, this filter provides superior performance and peace of mind at a cost significantly lower than OEM parts.
Performance Analysis
Customer feedback for Doc’s Diesel D804418 is overwhelmingly positive. Users praise its perfect fit, noting that the “filter footprint matched the MOPAR OEM filter precisely.” The quality is consistently described as “great quality at a good price,” with many appreciating the “substantially lower cost than the OEM replacement option.” Installation is reported to be straightforward, with comments like “fit great and works like it should. I had no problems installing it.” This indicates a reliable, high-performing replacement that delivers on its promises.
Best For
This CCV filter is best for 6.7 Cummins owners across various Ram truck models (2500-5500, 2007.5-2025) who are seeking a premium, high-quality aftermarket replacement for their existing crankcase ventilation filter. It’s particularly suited for those who value prolonged engine longevity and cleanliness, aiming to reduce maintenance costs and improve overall reliability without opting for a controversial CCV delete.
Our Expert Opinion
Doc’s Diesel has made a strong entry into the aftermarket filter space, and their 6.7 Cummins CCV filter is a testament to their dedication to quality. For truck owners navigating the considerations of a CCV delete, opting for a high-performance replacement filter like this one offers a pragmatic and compliant path to a healthier engine. Its robust design, precise fit, and excellent customer reviews make it a standout choice for ensuring your 6.7L Cummins operates at its best, reducing sludge and wear effectively.
5. 6.7 Cummins Diesel CCV Filter for Dodge Ram 2500 3500 4500 5500, Cummins CCV Filter replacement Fleetguard CV52001 Crankcase Filter, Black
The HRepair 6.7 Cummins diesel CCV filter offers a direct and highly cost-effective solution for maintaining your engine’s crankcase ventilation system. Designed as a straightforward replacement for OEM parts like the Fleetguard CV52001, this filter helps prevent the accumulation of harmful oil mist and soot in your intake, which is a primary concern for 6.7 Cummins owners. It delivers the benefits of a cleaner engine and improved efficiency, presenting a viable alternative to considering a full CCV delete, without impacting emissions compliance.
Key Features That Stand Out
- ✓ Wide compatibility with Dodge Ram 2500-5500 (2007.5-2021), Ford 450/550 (2011-2020), and various Freightliner models.
- ✓ Direct replacement for Dorman 904-418, Fleetguard CV52001, and Mopar 68002433AB.
- ✓ Manufactured to OEM standards, ensuring perfect compatibility and reliable performance.
- ✓ Backed by a free lifetime replacement and refund policy, offering exceptional customer assurance.
Why We Recommend It
This HRepair CCV filter is highly recommended for its exceptional value and straightforward application. It provides a no-nonsense, effective solution for maintaining your 6.7 Cummins‘ crankcase ventilation system. The significant cost savings achieved through DIY installation, as highlighted by numerous customers, combined with its OEM-like fit and function, make it an attractive option for conscientious owners who want to avoid dealership prices while ensuring optimal engine health.
Performance Analysis
Customer feedback underscores the product’s excellent performance and value. Users consistently report that it “looked the same” as the OEM filter and provided a “perfect fit” for “a very easy job to do.” Many express satisfaction with the significant savings, with one customer noting their husband saved “over $800 by installing this himself.” This demonstrates that the HRepair filter functions effectively and provides substantial financial benefits, making it an excellent choice for routine maintenance.
Best For
This Cummins CCV filter is ideal for 6.7 Cummins owners of Dodge Ram 2500-5500 (2007.5-2021) and other compatible heavy-duty trucks who are looking for a reliable, easy-to-install, and budget-friendly replacement. It’s particularly well-suited for those who prefer DIY installation and want to maintain their engine’s cleanliness and efficiency without the expense or regulatory concerns associated with aftermarket CCV delete kits.
Our Expert Opinion
In the context of addressing oil accumulation issues in the 6.7 Cummins, this HRepair CCV filter offers a highly practical and cost-effective approach. While the conversation around a CCV delete highlights the problems of blow-by, a high-quality replacement filter effectively manages these issues within the factory design. Its OEM manufacturing standards, coupled with strong customer satisfaction and an impressive lifetime replacement policy, position it as a top contender for anyone seeking dependable, long-term engine care.
Complete Buying Guide for 6.7 Cummins Ccv Delete Pros And Cons
Essential Factors We Consider
When delving into discussions about 6.7 Cummins CCV delete pros and cons, it’s crucial to understand that a “delete” typically involves modifying or removing components of the factory Closed Crankcase Ventilation system. The primary goal of a CCV delete is to prevent crankcase vapors, which contain oil mist and soot, from re-entering the engine’s intake tract. While the factory system routes these vapors back into the engine to be burned off (for emissions compliance), this can lead to sludge buildup on intake components, potentially reducing engine performance and efficiency over time.
However, a full CCV delete kit, which often reroutes these vapors to the atmosphere, comes with significant drawbacks. These include potential violations of local and federal emissions regulations (e.g., EPA mandates), the risk of voiding factory warranties, and environmental concerns due to venting raw crankcase gases. For this reason, many 6.7 Cummins owners opt for a more compliant approach: diligent maintenance of the existing CCV system, or upgrading specific components like the crankcase ventilation filter.
When selecting CCV system components, such as the filters reviewed, we focus on several key factors: compatibility with your specific 6.7L Cummins model and year, ensuring a perfect fit and easy installation; filtration quality, to effectively capture oil mist and soot; material durability, especially for components like thermal bypass valves, to withstand harsh engine conditions; and the product’s ability to act as a direct OEM replacement, guaranteeing seamless integration and performance identical to or better than the original part. Consideration for DIY installation ease is also crucial for many owners.
Budget Planning
Budgeting for your 6.7 Cummins maintenance or performance upgrades, particularly around the CCV system, involves weighing the cost of parts against potential savings and benefits. While a full CCV delete kit might initially seem like a cost-saver by preventing future carbon buildup, the legal risks, potential fines, and difficulties with vehicle inspections can far outweigh any performance gains. Focusing on high-quality replacement CCV filters, like those reviewed, is typically a much more cost-effective and compliant approach.
These filters often range from $30-$100, a minor investment compared to the hundreds or thousands of dollars a dealership might charge for replacement, let alone the potential fines associated with an illegal delete. Products offering easy DIY installation further reduce costs by eliminating labor fees. Even upgrades like the Thermal Bypass Valve, while a different component, offer long-term savings by protecting vital transmission components from premature wear. Prioritizing regular maintenance with quality, affordable parts ensures your 6.7 Cummins runs efficiently and reliably, preventing larger, more expensive issues down the road.
Final Thoughts
The debate surrounding 6.7 Cummins CCV delete pros and cons is complex. While a complete delete might appeal to some for theoretical performance gains and reduced intake gunk, the practical realities of emissions regulations, legality, and potential warranty issues make it a risky proposition for most owners. Instead, focusing on the careful maintenance and timely replacement of your factory crankcase ventilation filter offers a compliant, effective, and often more sensible path to ensuring your 6.7 Cummins engine’s health and longevity. The products reviewed here provide excellent options for this very purpose, alongside critical transmission cooling upgrades, ensuring your truck performs optimally for years to come.
Frequently Asked Questions
Q: What is a 6.7 Cummins CCV delete and why do people consider it?
A: A 6.7 Cummins CCV delete involves modifying or removing the Closed Crankcase Ventilation system, which typically reroutes oil mist and combustion byproducts back into the engine’s intake. Owners consider a delete to prevent these vapors from coating intake components, reducing carbon buildup, and theoretically improving engine performance and longevity. They aim to keep the intake manifold and turbocharger cleaner, minimizing restrictions and potential maintenance issues caused by sludge and soot.
Q: What are the main pros of a 6.7 Cummins CCV delete?
A: The primary pros often cited for a 6.7 Cummins CCV delete include a cleaner intake system, reduced accumulation of oil and soot in the intercooler and turbo, potentially enhanced engine efficiency, and a reduced risk of components like the EGR valve or intake manifold becoming clogged. By removing the factory recirculation, the engine theoretically breathes cleaner air, which can lead to better combustion and reduced maintenance frequency for related components.
Q: What are the major cons of a 6.7 Cummins CCV delete?
A: The major cons of a 6.7 Cummins CCV delete are significant. These include violating federal and local emissions regulations, which can lead to hefty fines and inspection failures. It often voids factory warranties and extended service plans. Environmentally, it means venting raw crankcase gases, which contain harmful pollutants, directly into the atmosphere. Additionally, rerouting these gases can create an oily residue under the hood, and may even cause a “check engine” light if not properly addressed with tuning.
Q: Are the CCV filters reviewed here considered “CCV delete” products?
A: No, the CCV filters reviewed here are not “CCV delete” products in the sense of removing the entire system. Instead, they are high-quality OEM replacement parts for the factory crankcase ventilation filter. These filters play a crucial role in the stock CCV system by effectively capturing harmful oil mist and contaminants before they re-enter the engine’s intake. They help maintain the system’s intended function, preventing buildup and promoting engine health while remaining fully compliant with emissions regulations.
Q: How often should I replace my 6.7 Cummins CCV filter?
A: Replacement guidelines for your 6.7 Cummins CCV filter typically suggest changing it every 50,000-60,000 miles or up to 67,500 miles maximum. However, it’s always best to consult your vehicle’s manufacturer’s warranty and owner’s manual for specific recommendations. Factors like heavy towing, dusty environments, or frequent idling might necessitate more frequent changes to ensure optimal engine performance and prevent premature clogging.
Q: Does the Thermal Bypass Valve relate to CCV delete discussions?
A: While the Thermal Bypass Valve is not directly part of the CCV system, it relates to the broader conversation of 6.7 Cummins optimization and longevity. Owners who consider a CCV delete are typically looking to enhance their truck’s performance and reliability. A thermal bypass valve contributes to this goal by ensuring optimal transmission cooling, which is vital for the overall health and durability of the powertrain, especially for trucks used in demanding conditions. It’s a proactive upgrade for preserving a critical component of your vehicle.
Q: Can I install these CCV filters myself?
A: Yes, many of the CCV filters reviewed are designed for relatively easy DIY installation. Customer feedback consistently highlights the straightforward process, often taking as little as 15 minutes with basic tools. Resources like YouTube videos can also provide helpful visual guides for those who are handy with tools but not professional mechanics. Performing the replacement yourself can lead to significant cost savings compared to dealership service charges.
