Koyo R-Core Radiators are the thickest Koyo Radiators on the market. Koyo R-Core Radiators are used for when cars need extreme cooling. Upgrading your Turbo? R-Core. Front Mount Intercooler hogging the flow of air? R-Core. Although Koyo R-Core Radiators are thicker then stock, they will bolt it and fit like OEM with no modification.

• Koyo Radiator are fully polished to a mirror finish
• Provide 20% to 30% more cooling than standard radiators
• Handles high revving, high performance motors
• Made from aircraft quality aluminum and heli-arc welded, cores are NOCOLOK-brazed
• Perfect for Turbo Charged, Super Charged & Nitrous Oxide equipped engines