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The Koyo radiator for 2012–2015 Honda Civic Si 2.4L (manual transmission) is a vehicle-specific cooling component intended to replace the factory radiator on those Si models. It manages engine coolant flow and operating temperatures for the 2.4L Si manual application, offering a direct-fit replacement option for owners seeking a like-for-like radiator solution for the specified Civic Si years.
Koyo 12-15 Honda Civic SI 2.4L (MT) Radiator
