Product Details: The Gates 25' Silicone Straight Heater Hose is a high-quality hose designed for use in a variety of automotive applications. This hose is constructed with a polyester textile reinforcement for maximum durability and environmental resistance to weathering, coolant deterioration, and ozone. The silicone construction provides superior flexibility, allowing for versatile applications. This hose has a centerline length of 300" and an inside diameter of 1". It is designed to provide superior performance and reliability in a wide range of automotive applications. FleetPride is your First Click in Heavy Duty®.