Turbosmart Silicone Hoses are manufactured from a high-grade silicone and offer superior temperature resistance which makes them ideal for cooling/heating and charged-air applications. All hoses are pressure rated to 220PSI. Turbosmart's Silicone hoses will last longer, perform better and will not deform under extreme conditions. An inexpensive and practical performance modification for all types of vehicles. they are available in a wide range of styles and diameters from 40 and 90 degree elbows, hump and straight hoses, pre-cut and full lengths, vacuum hoses, silicone and billet joiners and reducers.