* UPGR8 high performance silicone hoses are made with high-grade silicone that consists of heat resistant fibers,which guaranties a increased pressure tolerance, resistance to UV,water,oil/fuel,heat reductions and a life time expectancy of the hoses. * UPGR8 high performance silicone hose kits are designed with your engines as a top priority. our specific combination of silicone compounds and fabrics to deliver the required performance,reliability strength and flexibility required,improves the flow of engine system and upgrades the performance.