Blitz Type 2 Radiator Cap, fits many Toyota, Honda, & Mitsubishi vehicles. Fits stock JZA70 radiator, MK4 Supra, GS, SC, etc... Rated at 1.3 Bar or 18.5 psi. By using Blitz high pressure cap, you can increase the boiling point of your coolant, which equates to better thermal transfer and stable water temp. Silicone radiator hoses also recommended.