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This Koyo direct‑fit radiator is specified for the BMW E46 M3 3.2L inline‑6 and replaces the factory cooling core to restore cooling system function. It serves as a practical service replacement to help maintain engine temperature control and prevent overheating. The radiator is sized and shaped for E46 M3 fitment, intended for routine replacement in maintenance and repair work.
Koyo 01-06 BMW E46 M3 3.2L I6 Radiator
