Extract every ounce of cooling efficiency from Koyorad Aluminum Performance Radiators with a genuine Koyorad Hyper Cap! These Koyorad Hyper Caps withstands an increased valve pressure rating of 1.3 kgf/cm2 (1.3 bar / 18.9 psi / 130 kPa) which increases the boiling point of water and relieves high performance engines of excessive heat. A genuine Koyorad Hyper Cap is recommended for use with every Koyorad Performance Radiator where-ever possible. This Koyorad Hyper Cap is manufactured in Japan from high quality components to ensure longevity and performance from your Koyorad Racing radiator.
Applications:
- Universal Deep Plunger Style for Koyorad and other aftermarket radiators