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03-05 Dodge 5.9L Cummins Valve Cover Breather

Breather vent mounts to valve cover. Fits 2003-2005 common rail engines. Also referred to as a crankcase breather. 

Also known as crank case vent filter. Includes o-ring.

#7 and #8 in black and white diagram.

Part number:  3957987

Lame California Prop 65 Notice