Blitz | Type-ZS Radiator | Honda Civic Type R | FK8 2.0T K20C1 | 2017-2022This item is designed as a direct replacement for the factory radiator. Improved materials, design, and construction provide a major improvement in heat dissipation of the cooling system. Increased core thickness with a highly efficient outer fin design allows for an increased volume of coolant flowing through the cooling system. As the major component of the cooling system, it provides the biggest step in maintaining optimum operating temperatures