@rauliruegas I’ll refer you to Ralph’s (@atmasphere) last post (first on page 3) in our other capacitor thread for some relevant discussion regarding parallel caps of different values...
https://forum.audiogon.com/discussions/preamp-output-capacitor-mundorf-supreme-vs-supreme-silver-oil...
https://forum.audiogon.com/discussions/preamp-output-capacitor-mundorf-supreme-vs-supreme-silver-oil...