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 This product can expose you to chemicals known to the State of California to cause cancer and birth defects or other reproductive harm.


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Koyo Aluminum Racing Radiator (03-07 WRX, 04-07 STi)

Item # VH091672
$375.00 MSRP $450.00

Koyo V-Core racing radiators feature 36mm aluminum core with aluminum end tanks polished to a mirror finish. Koyo reputation as a manufacturer of the highest quality products and their meticulous attention to every detail is unparalleled in the racing world. Koyo Radiators and Koyo Racing Radiators are among the best available on the market today. While they are more expensive than most other brands of radiators, the performance they deliver and their extremely high reliability under the most extreme racing conditions are unmatched. 

  • Koyo radiators are fully polished to a mirror finish.
  • They provide 20% to 30% more cooling than standard radiators.
  • Koyo Radiators are perfect for turbocharged, supercharged & nitrous oxide equipped motors.
  • Made from aircraft quality aluminum and Heli-arc welded, cores are NOCOLOK-brazed.
  • Fan mounts are situated to OE Specification, allowing both stock and performance fans to be used.
  • Fits manual transmission only