Given that those will remain the same which of those items if any will have an impact on the way my system will sound? I am comparing integrated amps to seperates right now. The reason I ask is because even when talking to HiFi/electronic retailers/manufacturer support I get different answers. I am coming to you ASR , help me , you're my only hope.
This may not be the answer you're hoping for, but for any competently designed example of pres, amps, or DACs in 2026, there will be no change in the sonic character whatsoever as long as you run them within their intended range.
This flies in the face compared to what you hear from a lot of people.
But think about it like this:
All of that gear is basically supposed to take a signal in at one end, and put it out at the other end with no changes.
This can go wrong if there is too much noise, or too much distortion.
But the good news is, when you measure the performance of many amps and DACs today, the noise and distortion is way below what you can actually hear in practice. Pretty much any pre / amp / DAC that Amir has measured and recommended should sound the same. The exception would be load-dependent Class-D amps, but those are easy to identify and avoid if you want to.
The bad news is, there is no amp or DAC you can buy that preserves your music the way it was meant to be heard, but also makes it sound extra-good.
But the other good news is, you can save your $$$ for better speakers, which as you know do help the sound.
Focus on what features you need, what kind of warranty / support you want, and maybe how the gear looks, but you don't need to hunt for an amp that has a certain "sound". They don't really exist in the way many would have you believe, and they're not SUPPOSED to have a sound anyway.
The thing you do need to pay attention to is input / output voltages, how many watts your speakers need, and thereby making sure the gear you buy will all work to its potential.