Red Silicone Radiator Hose Kit (MMHOSE-GLF-99RD) by Mishimoto. Includes: 9 Silicone Hoses. Inner Diameters: Hose 1 - 1.27in, Hose 2 - 0.62in, Hose 3, 4, 5: 0.30in, Hose 6 - 0.60in, Hose 7, 8: 1.25in, Hose 9 - 0.60in. Outer Diameters: Hose 1 - 1.67in, Hose 2 - 1.02in, Hose 3, 4, 5: 0.70in, Hose 6 - 1.00in, Hose 7, 8: 1.65in, Hose 9 - 1.00in. Mishimoto silicone radiator hose kits are made with a dual layer combining high grade silicone and heat-resistant embedded fibers to provide efficient heat reduction and increased pressure tolerance, all with an OEM replacement fit!