The 90 degree silicone reducer features polyester reinforced high temperature material, for which meet requirements of SAE J20 Standard. Silicone reducing hoses are used in a huge range of applications ranging from bus, road car, truck, aircraft, ship, high performance production car, Formula One, World Rally Cars (WRC) Drifting etc. They are suited for many coolant plumbing applications and ...SUNRISE offers 90 degree silicone reducer in any sizes.