This is a used C8AZ-6A664-A molded PCV hose that's in excellent condition. The original ink stamps of "88FH", "D 01238", and "Z1" are still visible. There is no damage and the original "alligator skin" texture is very visible. There are hose clamp indentations on the ends. Inside diameter is 1/2". The original applications for this hose include the following vehicles: