The Mishimoto aluminum radiator for 2017–2021 Honda Civic Type R replaces the stock unit with a full TIG-welded aluminum design and a 1.57-inch thick core to increase cooling capacity. It boosts core volume by about 48% and fin surface area by 102% for improved heat dissipation, includes a magnetic drain plug to collect metallic debris, and is finished polished with a Mishimoto Lifetime Warranty.
Mishimoto 2017+ Honda Civic Type R Performance Aluminum Radiator