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RHDJapan

If you ask around for advice on cooling parts for your car, a common name you'll hear is Koyo. Koyo Radiator has been around for the last 50 years making radiators, intercoolers, oil coolers, condensers, and evaporators for cars, air conditioners, and any other machine or building in need of their services. Among tuners of course, Koyo is known for their high quality Racing Radiator lineup. Both C...READ MOREopper and Aluminum radiators are available from Koyo's Racing Radiator series and both types are available in two or three core sizes. Koyo Racing Radiators are heavily used in motorsports competition and have proved themselves time and again for their cooling capability.If you're in need of a high performance radiator that's guaranteed to keep your tuned motor cool in the extreme heat, look no further than Koyo Radiator!
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  1. KOYO Copper Radiator - Type-S Toyota
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    KOYO Copper Radiator - Type-S Toyota

    List Price: ¥53,460

    Special Price ¥43,201

    You Save: ¥10,259

  2. KOYO High Pressure Radiator Cap - Red
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    KOYO High Pressure Radiator Cap - Red

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    List Price: ¥2,295
  3. KOYO Copper Radiator - Type-R Mitsubishi
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    KOYO Copper Radiator - Type-R Mitsubishi

    List Price: ¥90,288

    Special Price ¥67,443

    You Save: ¥22,845

  4. KOYO Type F Aluminum Radiator - SF5
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    KOYO Type F Aluminum Radiator - SF5

    List Price: ¥90,288

    Special Price ¥67,443

    You Save: ¥22,845

  5. KOYO Type F Aluminum Radiator - GDA GDB
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    KOYO Type F Aluminum Radiator - GDA GDB

    List Price: ¥90,288

    Special Price ¥67,443

    You Save: ¥22,845

  6. KOYO Type F Aluminum Radiator - BH5
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    KOYO Type F Aluminum Radiator - BH5

    List Price: ¥90,288

    Special Price ¥67,443

    You Save: ¥22,845

  7. KOYO Type F Aluminum Radiator - BG5 GC8
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    KOYO Type F Aluminum Radiator - BG5 GC8

    List Price: ¥90,288

    Special Price ¥67,443

    You Save: ¥22,845

  8. KOYO Type F Aluminum Radiator - FD2 Civic Type R
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    KOYO Type F Aluminum Radiator - FD2 Civic Type R

    List Price: ¥90,288

    Special Price ¥67,443

    You Save: ¥22,845

  9. KOYO Type F Aluminum Radiator - R35
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    KOYO Type F Aluminum Radiator - R35

    List Price: ¥90,288

    Special Price ¥67,443

    You Save: ¥22,845

  10. KOYO Type F Aluminum Radiator - BNR34 GTR
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    KOYO Type F Aluminum Radiator - BNR34 GTR

    List Price: ¥90,288

    Special Price ¥67,443

    You Save: ¥22,845

  11. KOYO Type F Aluminum Radiator - R33 R34 WGNC34 C34
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    KOYO Type F Aluminum Radiator - R33 R34 WGNC34 C34

    List Price: ¥90,288

    Special Price ¥67,443

    You Save: ¥22,845

  12. KOYO Type F Aluminum Radiator - R32 C33
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    KOYO Type F Aluminum Radiator - R32 C33

    List Price: ¥90,288

    Special Price ¥67,443

    You Save: ¥22,845

  13. KOYO Type F Aluminum Radiator - Silvia S14 S15
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    KOYO Type F Aluminum Radiator - Silvia S14 S15

    List Price: ¥90,288

    Special Price ¥67,443

    You Save: ¥22,845

  14. KOYO Type F Aluminum Radiator - NB6C NB8CE
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    KOYO Type F Aluminum Radiator - NB6C NB8CE

    List Price: ¥90,288

    Special Price ¥67,443

    You Save: ¥22,845

  15. KOYO Type F Aluminum Radiator - NA6CE NA8CE
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    KOYO Type F Aluminum Radiator - NA6CE NA8CE

    List Price: ¥90,288

    Special Price ¥67,443

    You Save: ¥22,845

  16. KOYO Type F Aluminum Radiator - SE3P
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    KOYO Type F Aluminum Radiator - SE3P

    List Price: ¥90,288

    Special Price ¥67,443

    You Save: ¥22,845

  17. KOYO Type F Aluminum Radiator - FC3S
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    KOYO Type F Aluminum Radiator - FC3S

    List Price: ¥90,288

    Special Price ¥67,443

    You Save: ¥22,845

  18. KOYO Type F Aluminum Radiator - FD3S
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    KOYO Type F Aluminum Radiator - FD3S

    List Price: ¥90,288

    Special Price ¥67,443

    You Save: ¥22,845

  19. KOYO Type F Aluminum Radiator - CT9A
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    KOYO Type F Aluminum Radiator - CT9A

    List Price: ¥90,288

    Special Price ¥67,443

    You Save: ¥22,845

  20. KOYO Type F Aluminum Radiator - CN9A CP9A
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    KOYO Type F Aluminum Radiator - CN9A CP9A

    List Price: ¥90,288

    Special Price ¥67,443

    You Save: ¥22,845

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