Fitment: For Cum-mins ISM11 QSM11 N14 L10 M11; Cum-mins ISM QSM M11 L10 3.9L
Replacement part numbers:for 3899508 4312004 431200400
Function: Guides oil return, maintains normal oil pressure, promotes heat dissipation, and improves engine performance.
Note: This item is a replacement part. Please make sure the images are the same with what you want. If not, please do not purchase it even your model is in the described list!
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