1.375in I.D. 45 Degree Preformed Coolant Hose Blue With 10" Legs ISX The tube routes high pressure diesel The tube routes high pressure diesel from the common rail to the injectors and is one of the matched pair (companion 3685810) servicing cylinders 4 and 5 in this engine family Verify your ABS system type and required cable length before ordering to confirm fitment OEM Heavy Duty Vehicle Requirements High Temperature Option Available with Meta Aramid Fabric Reinforcement for Extreme High Temperature (Upon Request) Liner Options Available with Fluorosilicone or Fluorocarbon Liner (Petroleum & Chemical Applications) Vacuum Resistance Available with Helical Wire Reinforcement for Vacuum Resistance Temperature Range 65°F to 350°F Continuous Colors Blue or Black Leg Length 10” Long Legs From Center of the Bend Measurement Leg Lengths Are Measured From The Centerline of the Hose Specifications: