Mfg power cords are Garbage ,no matter how good your line conditioner is
Thunder power cords starting with your amp and Dac would be a substantial upgrade .I use at m8nimum like myPowered subs ,Pangea sig mk2 power cords awg 14perfect for a LPS or router, that’s another story any junk wall warts get rid of them a good LPS power supply is a must if you want clean digital .
not 1 piece of equipment should even use the junk stock power cords !!