Blue Silicone Radiator Hose Kit (MMHOSE-VR6-92BL) by Mishimoto. Includes: 7 Silicone Hoses. Inner Diameters: Hose 1 - 0.30in, 1.18in, & 1.45in, Hose 2 - 1.27in & 1.48in, Hose 3 - 0.62in, 0.79in, & 1.00in, Hose 4 - 0.30in & 0.73in, Hose 5 - 0.75in, Hose 6 - 0.44in & 0.57in, Hose 7 - 0.43in & 0.56in. Outer Diameters: Hose 1 - 0.70in, 1.48in, & 1.85in, Hose 2 - 1.67in & 1.88in, Hose 3 - 1.02in, 1.19in, & 1.40in, Hose 4 - 0.70in & 1.13in, Hose 5 - 1.15in, Hose 6 - 0.74in & 0.97in, Hose 7 - 0.83in & 0.96in. 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!