[Joetiii]

I have a Denon HEOS amp playing hi Rez files from my NAS. Looking to discover if a power cord upgrade from stock unit would improve the sound? Or if power cords only show benefit on higher end components?

[witchdoctor]

Yes it will benefit, try a Pangea :

https://www.pangeaaudio.com/Pangea-Audio-AC-9-MKII-Power-Cable