Hose priced per and sold in 3 foot length increments for price listed, not 3 per box. The Gates 3' 2-Ply Straight Coolant Hose is designed to handle coolants, including new extended life coolants. It is engineered with compounds that resist electrochemical degradation and is designed to meet the requirements of SAE 20R1 Type EC Class D-1 and D-2 specifications. It has an inside diameter of 1.5" and is designed to provide superior performance and reliability. FleetPride is your First Click in Heavy Duty®.