In Stock and Ready to Ship
Cummins 3999820
This 3999820 Crankcase Breather Gasket is a Genuine Cummins part.
NOTE: Do not ignore the message on your overhead console when the Crankcase Vent filter warning light appears, If you do not change this filter it will become clogged. KLM Performance strongly recommends you immediately address this issue to save yourself a lot of time and money!
The Cummins 3999820 Crankcase Ventilation Filter Gasket Benefits:
Features of the Cummins 3999820 Crankcase Ventilation Filter Gasket
What are the benefits obtained by purchasing an OEM Cummins part?