1/Materials: EPDM, NBR, CR,Silicone etc. 2/Various RENAULT coolant hose,cooling hose 3/reasonable price and good quality Technical specifications of the auto engine coolant hose:1) Usage category: for charge air, coolant and water, on intercooler, radiator, turbocharger and supercharger, and other systems.2) Material:EPDM3) resistance temperature range: -40°C to 165°C4) Working pressure : 0.3Mpa- ...