... 1)100% rubber 2)rubber hoses for automotive 3)China supply rubber hose black rubber hose for autobikeProduct specifications: 1) Material: silicone ... (Also we can manufacture high performance turbo and coolant hose hose kits for Audi, BMW, Nissan, Mazda, Subaru, Toyota, Honda, MIT, ... VW, etc. Many of radiator hose kits, turbo kits and intercooler kits can be available for you. ) Photo shows: