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Koyo Full Size Aluminum Radiators - Honda/Acura

WARNING: Cancer and Reproductive Harm www.P65Warnings.ca.gov


Ships in 1-5 Business Days. 
Vehicle Applications: various Honda/Acura applications (see menu)
Built with a robust 53mm core, Koyo R-Core Series Radiators are engineered for the serious performance tuner. Increased capacity means better cooling reserve when you need it. Intended for both circuit and daily use, you may double your coolant capacity and see up to 35% increased performance over your stock radiator.  Unless noted otherwise, all Koyorad R-Series All Aluminum Radiators are Nocolok brazed, designed as a factory fit, direct bolt in with no engine modifications necessary, and retain mounts for the stock fan shrouds and fans. 


  • Koyo Radiators are fully polished to a mirror finish
  • Koyo Radiators handle high revving, high performance engines
  • Koyo Radiators are perfect for Turbo Charged, Super Charged & Nitrous Oxide equipped engines
  • Koyo Radiators are made from aircraft quality aluminum and heli-arc welded, cores are NOCOLOK-brazed
  • Koyo Radiator is on the cutting edge of technology and design with Japan's largest automobile manufacture
  • Custom built OEM fit - All Koyo Radiator cores and tanks are specifically designed and built for each application. No universal fit parts are used. This ensures proper fit, just like your original equipment.
  • Koyo Radiator builds radiators to fit today's most popular import performance cars.
Note: 92-00 Civic w/manual B-series engine swap radiator requires Koyo rad cap SKC-13, OEM cap is not compatible.