Description
Product Overview
The Fleetguard Crankcase Ventilation (OCV) filter is engineered to protect the engine by capturing oil mist, aerosol vapors, and combustion by‑products before they re‑enter the intake system. Constructed from robust, machined plastic, the filter features a precise NPT 3/4″ thread for a secure, leak‑free seal. Designed specifically for 6.7L Cummins engines found in 2007+ Ram 2500, 3500, 4500, and 5500 models, it matches OEM part numbers CV52001, 4936636, and 68002433AB. Dimensions are 7 x 16 x 3 inches, weighing just 13.4 ounces, making installation straightforward and maintenance easy.
Usage
This OCV filter is ideal for heavy‑duty trucks that operate under demanding conditions such as towing, off‑road work, and long‑haul transportation. By trapping oil particles, it reduces engine oil consumption and helps maintain clean combustion chambers, which is crucial for fuel efficiency and longevity. Targeted at owners of Ram trucks equipped with Cummins 6.7L engines, the filter ensures compliance with emission regulations while delivering consistent performance in both daily commutes and rugged job sites.

Why Choose Us
Fleetguard is a trusted name in filtration technology, backed by Cummins Filtration’s rigorous quality standards. Each filter undergoes strict testing for flow rate, pressure drop, and durability, guaranteeing that it meets or exceeds OEM specifications. Our commitment to precision manufacturing ensures a perfect fit, eliminating the risk of leaks or premature wear. With a 4.8‑star rating from over 5,700 verified customers, this filter has proven its reliability and effectiveness in real‑world applications.
Key Features
- Durable machined plastic construction for long‑lasting performance
- NPT 3/4″ thread provides a secure, leak‑free installation
- Specifically engineered for 6.7L Cummins engines in 2007+ Ram trucks
- Reduces oil mist and aerosol vapors, lowering oil consumption
- Meets OEM specifications CV52001, 4936636, 68002433AB for perfect fit
FAQ
Is this filter compatible with my 2008 Ram 3500?
Yes, the filter is designed for all 2007 and newer Ram 2500, 3500, 4500, and 5500 models equipped with the 6.7L Cummins engine.
What is the benefit of using a plastic OCV filter?
Plastic construction offers corrosion resistance, lighter weight, and precise machining, ensuring a tight seal and consistent filtration performance over the filter’s service life.
How often should the OCV filter be replaced?
Replacement intervals vary based on driving conditions, but a typical service interval is every 30,000 miles or 24 months, whichever comes first.
Can I install the filter myself?
Yes, the filter’s NPT 3/4″ thread allows for straightforward bolt‑on installation with basic hand tools. Always follow the vehicle’s service manual for torque specifications.
Does this filter affect emissions compliance?
Absolutely. By capturing oil mist and vapors, the filter helps your truck meet EPA emission standards and reduces the risk of fouling the intake system.




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