This relay fits Cummins engines K19, K38, K50, QSK, NT14, and NT855. It has OE/OEM part number 3006300 and manufacturer part number 4919872. The relay is designed for use with diesel engines and is a crucial component for ensuring their proper functioning. It is compatible with various models and brands, making it a versatile choice for car and truck enthusiasts.
Supersedes:4919872