... /Materials: EPDM, NBR, CR,Silicone etc. 2/Various RENAULT coolant hose,cooling hose 3/reasonable price and good quality ... specifications of the auto engine coolant hose:1) Usage category: for charge air, coolant and water, on intercooler, radiator, turbocharger ... Can be designed and manufactures as customers specific requirements12) Time for producing samples: 10 - 15 days Please provide your samples ...