Cable advice needed

Hi Audiogon Community:
I'm switching out my rca cables for xlr. Which IC's do you recommend going from CD Player to Preamp and Preamp to Amp.

The  IC's xlr I own are:
Purist Audio Design Venustas Praesto Rev &
Purist Audio Design Proteus Rev A

My system :
Ayre Acoustics CX-7eMP
Belles Aria preamp
Maker Audio G7 Amp
Tyler Dx2 speakers

Thanx so much for your advice