ACDelco 26171X Professional Upper Molded Coolant Hose by

Has a heat and ozone resistant cover to increase the life of the hose;Comes with a protective sleeve to help duplicate GM OE designs for proper fit and function;Made of re-engineered materials to resist vacuum collapse and also reduce the need for internal springs in many applications;Installs without buckling, bending out of shape, or straining at the connection for easy installation;Inside diameters ranges from 1?4 in to 1 in to fit different types of vehicles