Cusco radiator cap, The high-pressure radiator cap offered from Cusco is rated at 18.49 psi and raises the boiling point of the coolant to 259F. Two different types to fit most applications....
The Skunk2 Radiator Cap functions to increase the pressure inside the radiator allowing the coolant's boiling point to increase. Improves overall cooling performance and boiling can be avoided....
Spoon Sports Radiator Caps. Spoon Sports is one of the premiere Japanese companies focused on Hondas. Just about all their products have been tried and tested on race tracks from the world over. A small company for sure, but one every bit as committed (if not more) as the larger ones. If you want to extract every single ounce of available power and handling out of your Civic, Integra or S2000 then...