HKS D1 Limited Edition Radiator Cap
These radiator caps are suitable for many different applications and look great under the hood!
These caps have a higher than standard opening pressure of 1.1 bar to enable the water boiling temperature of the cooling system to be much higher than standard.
HKS Radiator Caps are constructed of full stainless steel and HKS utilizes a urethane seal instead of rubber for better sealing properties.
Fits the following vehicles/engines