Concours correct yellow striped heater hose for Mercury Cougars and Ford Mustangs produced after 2/1/1970. A red stripe was used before 2/1/1970. Durable yellow striping with "Autolite" spelled out and dated H0A13A. Correct for all V-8 engines WITHOUT air conditioning. Hoses for cars with A/C have a 90 degree elbow molded into one end that goes on the water valve side. Some length trimming may be required for a tight looking fit. Turn those hoses so that the yellow striping shows!