Cosworth High-Pressure Radiator caps are engineered to increase the boiling point in your vehicles cooling system providing improved cooling efficiency. Each cap is manufactured from heavy gauge stainless steel with a race proven high-pressure valve. The Cosworth High-Pressure Radiator Cap is an essential part of an upgraded cooling system and will help to safely maximize engine performance by controlling the engine temperature at an optimum level.
 
Fits most Japanese Vehicles - please contact us for more assistance.