Accoppiatore Riduttore Dritto Tubo Silicone ID 4 Pollici a 4-1/2Inch 4 Strati con Stainle
4-Ply Reinforced High Temperature Silicone Coupler and The hose material is high quality silicone, many color and size to choose. Perfect for air intake, intercooler piping and other turbo applications.