Fleetguard CV52001 Crankcase Ventilation Filter – Dodge Ram 6.7L Cummins (2007.5–2018) This OEM-grade crankcase ventilation filter replaces the factory breather element on 6.7L Cummins ISB engines. Manufactured by Fleetguard, it captures oil mist and blow-by vapors to maintain clean air intake and meet emissions standards. Key Features Part Number: Fleetguard CV52001 Replaces OEM #: 68002433AA / AB / CV52001 / Dorman 904-418 Material: High-efficiency aerosol filtration media Function: Captures crankcase vapors, prevents oil contamination in intake Location: Mounted on top of valve cover under dress cap Fitment Compatibility Dodge Ram 2500 / 3500: 2007.5–2018 | 6.7L Cummins ISB Turbo Diesel Note: Not compatible with Cab & Chassis platforms or non-ISB6.7 engines Installation Notes Direct bolt-on replacement – no tuning required Replace every 67,500 miles (per RAM service manual) Gasket not included – sold separately Estimated install time: 10–15 minutes Restore Performance & Reliability Improves Emissions: Reduces oil vapor entering intake system Prevents Fault Codes: Avoids P1507 / P1508 crankcase restriction alerts Supports Inspection: Helps pass state emissions testing OEM Quality: Manufactured by Cummins Filtration (Fleetguard)