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The Gates molded upper engine-to-radiator coolant hose for 2003 GMC C7500 with Caterpillar 3126 diesel engines provides a direct-fit replacement to route coolant between the engine and radiator. Molded to match the vehicle's original hose geometry, it restores proper coolant flow path and fitment for correct cooling system operation without guessing compatibility.
Gates 2003 GMC C7500 Caterpillar 3126 Diesel Upper - Eng. To Rad. Molded Coolant Hose
