I have a leaking heater core hose. How much to change parts labor on 1999 Infiniti I30

The hoses to the heater core appear to have pin holes in them. Are they special molded bends OEM. Or can normal hoses be used to replace and is it a DIY?

Asked by for the 1999 Infiniti I30
It molded if it looks molded , u can usally bye it buy the foot and do it yourself
Or cut it were the pin hole is and join it together with 2 clamps and a pipe if in a
If they 'molded' ,,, time for some 'fresh' ones!!!!