A secondary race radiator kit for the 2017-2021 Honda Civic Type R (FK8), adding a compact auxiliary heat exchanger behind the K20C1 to back up the overworked stock cooling system on track. Mounted on robust steel brackets and tapped in after the heater core, it uses engine-bay airflow to add cooling power and increases overall coolant capacity. Full aluminum construction with TIG-welded end tanks.
| Type | Secondary race radiator kit (auxiliary heat exchanger) |
| Material | Full aluminum, TIG-welded end tanks |
| Included | Secondary radiator, steel mounting brackets |
| Fit | Mounts behind K20C1, taps in after heater core |
| Part Number | MMRAD-CTR-17S |
| Warranty | Mishimoto Lifetime Warranty |
This part fits:
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2017-2021 | Honda | Civic | Type R |
| 2021 | Honda | Civic | Type R Limited Edition |
Shipping: In-stock orders placed before 3 PM EST ship the same day, and everything else ships within 24 hours. Standard, expedited, and overnight options are available at checkout. Backordered items ship as soon as we get them back in stock. Contact us for lead times. See the full Shipping Policy.
Returns: 30-day returns on new, unused items in original packaging. See the full Refund Policy.
