Silicone Radiator +Vacuum Hose Kit Clamps For SUBARU IMPREZA WRX MK10 GRB/GH 2008-2011 Red The clamps will be included, easier install for you For High Temperature and High Boost Application 3-Ply Nylon for Strong Reinforcement / Full 4.5mm Thickness Withstands Operating Temperatures from -65F to 500F Degrees Fahrenheit Working pressure 85 PSI / Burst pressure 245 PSI